闪电探测 70 % 更少的传感器，更高的精度 90 + 全球安装的闪电探测网络 45 + 成功建立闪电网络的国家 80 + 多年来成熟的气象测量技术 70 % 更少的传感器，更高的精度 90 + 全球安装的闪电探测网络 45 + 成功建立闪电网络的国家 80 + 多年来成熟的气象测量技术 闪电的影响可能非常严重，会影响资产和财产，商业运作，旅游甚至娱乐活动。维萨拉了解闪电可能给您的业务和运营带来怎样的挑战。30 多年来，我们创造了产品和服务，为客户提供闪电数据，帮助他们做出关键决策。 世界各地的气象机构、航空业、公用事业、可再生能源发电、国防机构、海上运营和其他机构都依靠维萨拉准确、及时的闪电数据更好地服务客户，您也可以。无论您要运营自己的网络，还是依靠我们提供的闪电数据和决策支持，我们值得信赖的解决方案都可以为您的运营提供支持。您可以结合精密网络、单点传感器、全球闪电数据、闪电应用和支持服务，总能找到最适合的解决方案。凭借我们的技术，您可以保护生命和财产，及时做出自信的决定，减轻闪电对运营的影响。 闪电网络 了解为什么全世界的气象机构一直依赖于维萨拉的闪电技术以改进气象预报和恶劣天气警报，并保持经济向前发展。 全球闪电数据解决方案 闪电警告：随时随地通过直观的网络工具发布闪电警告。 国家闪电数据解决方案 闪电数据成熟、准确，是北美精度最高、最全面的闪电数据。 闪电大揭秘 请下载本册电子书，尽览有关闪电的真知与谬见。 下载 相关产品 全球雷电数据集 GLD360 维萨拉全球雷电数据集 GLD360 是一种提供实时雷电数据的服务，用于准确、早期地探测和跟踪恶劣天气。所提供的数据由维萨拉拥有并运营的全球雷电探测传感器网络生成。 Read more 国家雷电探测网络 NLDN 最科学准确的雷电信息系统，监测整个美国大陆的所有雷电活动。 维萨拉美国国家雷电探测网络® (NLDN) 是最科学、最准确、最可靠的雷电信息系统，可一年 365 天，每天 24 小时监测美国大陆各地的所有雷电活动。已被证明具有无与伦比的性能，具有卓越的定位精度和探测效率，是美国唯一一个既能探测云中闪电和云对地闪电又能正确区分二者的网络。 Read more 故障分析和闪电定位系统 - FALLS 使用用户友好型软件分析闪电的影响 维萨拉 FALLS（故障分析和闪电定位系统）是用户友好型客户端/服务器软件，可让电力公司、风电场运营商和其他商业运营商轻松地确定雷击是否影响了其设备资产。能访问最近的和过去的历史数据，以便能够快速分析事件。FALLS Client 软件可让您采用更为主动的方法，确定雷击造成的损坏... Read more 闪电探测网 雷电检测网络不仅仅是将几个传感器组合在一起。Vaisala专家将帮助您作出决定，确保您以合适的价格获得正确的网络。实际上，我们的雷电网络比其他方案提供的准确度要高得多，而且少用70％传感器，这意味着为您的投资节约长期成本并提供出色的性能。 Read more 雷暴警报系统 TWX300 自动化的雷电威胁识别和预警系统 维萨拉 TWX300 是针对机场和雷电敏感作业的自动化雷电威胁识别和警告系统。 Read more 闪电网络维护合同 我们可为您提供相关帮助来维持维萨拉闪电监测网络的运行，以便在您需要时关键的数据准确无误。本合同适用于 LS7002/TLS200（以前为 LS8000）传感器设备。我们的维护合同范围涉及优先技术支持、延长保修期等等。 为了保证为您的维萨拉闪电监测网络提供最全面的服务与最佳性能，推荐您签订全程服务合同... Read more 全闪电传感器 LS7002 LS7002 是检测由闪电产生的低频 (LF) 的电磁信号一个传感器，可以提供行业领先的闪电强度和闪电类型测量，具有极其准确的地理定位能力。 Read more 雷暴本地闪电传感器 TSS928 局地闪电追踪性能优越 维萨拉 TSS928 传感器可以为对雷电敏感的作业提供重要的本地闪电信息，应用于气象以及威胁数据，便于可靠地进行提前预警、启动安全程序、隔离设备。闪电算法专利提供世界范围内最精确的独立闪电传感器。光学同步要求消除了非闪电事件的报告。 Read more 相关案例 新闻发布 | Jan 5, 2021 2020 strikes again: significant lightning drought for much of the US during the past year Vaisala Press release January 5, 2021 2020 strikes again: significant... 了解更多 新闻发布 | Jun 4, 2020 Vaisala launches patented new lightning offering Vaisala Press release June 4, 2020 Vaisala launches patented new lightning... 了解更多 新闻发布 | Jan 13, 2020 Vaisala records 223 million lightning events in the continental U.S. in 2019, an increase of 8 million over 2018 Vaisala Press release January 13, 2020 Vaisala records 223 million... 了解更多 博客 | May 16, 2019 NLDN Detects 10 Millionth Cloud-to-ground Stroke for 2019 On Sunday, May 12, Vaisala’s U.S. National Lightning Detection Network (NLDN) detected its 10 millionth cloud-to-ground stroke for the year.... 了解更多 新闻发布 | Jan 8, 2019 2018年美国雷击数量减少至1700万次，比10年平均值下降了11％ 2018年美国雷击数量减少至1700万次，比10年平均值下降了11％ 维萨拉在美国气象学会（AMS）年会上发布的数据显示... 了解更多 博客 | Dec 17, 2018 Vaisala Develops First-Ever Methodology to Identify Lightning Strokes with Continuing Current Vaisala is a leader in lightning detection. With the National Lightning Detection Network (NLDN) in the United States and the Global Lightning... 了解更多 新闻发布 | Dec 11, 2018 Vaisala Launches Groundbreaking Ability to Identify Lightning Strokes with Continuing Current Vaisala Press Release December 11, 2018 Vaisala Launches Groundbreaking... 了解更多 博客 | Sep 14, 2018 Hurricanes Bring Wind... and Lightning As Hurricane Florence approaches the east coast of the United States, threatening catastrophic consequences, it gives us a unique opportunity to... 了解更多 博客 | Aug 29, 2018 Vaisala’s Global Lightning Dataset GLD360 Begins New Era for Lightning Detection Vaisala is proud to introduce the latest major upgrade to the GLD360 global lightning detection network. After months of fine-tuning the... 了解更多 新闻发布 | Jul 26, 2018 Study Confirms That Vaisala's Lightning Detection Technology Delivers the Most Precise Measurements Vaisala Press Release July 26, 2018 Study Confirms That Vaisala's Lightning... 了解更多 新闻发布 | Jun 27, 2018 Vaisala's New Platforms to Provide Companies with Historical Lightning Data Vaisala Press Release June 27, 2018 Vaisala's New Platforms to Provide... 了解更多 博客 | Jun 26, 2018 Global Lightning Data Essential for Operational Excellence Issues caused by lightning are some of the most common — and dangerous — problems facing many businesses across the world today. The electrical... 了解更多 博客 | Jun 5, 2018 When Ash and Rock Collide - Volcanic Lightning The recent news about Fuego, the volcano that erupted in Guatemala, definitely caught our attention. Did you see the social media discussions... 了解更多 成功案例 Increased early warning capability for severe weather conditions Weather can have a tremendous impact on a society. This is especially true for tropical areas that are prone to hurricanes and other severe... 了解更多 成功案例 Making the Bahamas stormproof With a modern weather forecasting network, covering the whole expanse of the country, The Bahamas will be able to keep its citizens and numerous... 了解更多 成功案例 Lightning Casualties in the Developing World There is a major difference between lightning deaths and injuries in the developing world compared with more developed countries. In the U.S.,... 了解更多 博客 | Nov 17, 2016 ICAO Amendment 77 – Act Now to Ensure Compliance with the new AviMet® 8 ICAO has updated Annex 3, with the new requirements, which came into effect on 10 November 2016. “Adoption of Amendment 77 to Annex 3” states:... 了解更多 博客 | Feb 2, 2016 The Importance of Open Weather Data The weather data collected every day can have a range of new benefits if it is made open and interpreted in the right way. A surprisingly vast... 了解更多 博客 | Jan 4, 2016 Day-to-day Benefits of Weather Detection Studies in 2006 showed that weather information had an average value of $109 per US household each year. This equates to an overall economic... 了解更多 博客 | Oct 9, 2015 Vaisala Launches IRIS Focus - Modern Weather Radar Software Vaisala entered the weather radar business in 2006. Through its acquisition of Sigmet and the development of its own technology, Vaisala has... 了解更多 成功案例 Development of Weather Infrastructure in Nepal In 2010, the Finnish Meteorological Institute (FMI) launched a cooperation project (FNEP), financed by the Finnish Ministry of Foreign Affairs,... 了解更多 成功案例 Vaisala to Deliver Lightning Detection Network to Poland Vaisala has signed a contract to deliver and install a national lightning detection network in Poland, to be operated by the Polish National... 了解更多
70 % 更少的传感器，更高的精度 90 + 全球安装的闪电探测网络 45 + 成功建立闪电网络的国家 80 + 多年来成熟的气象测量技术 70 % 更少的传感器，更高的精度 90 + 全球安装的闪电探测网络 45 + 成功建立闪电网络的国家 80 + 多年来成熟的气象测量技术
闪电的影响可能非常严重，会影响资产和财产，商业运作，旅游甚至娱乐活动。维萨拉了解闪电可能给您的业务和运营带来怎样的挑战。30 多年来，我们创造了产品和服务，为客户提供闪电数据，帮助他们做出关键决策。 世界各地的气象机构、航空业、公用事业、可再生能源发电、国防机构、海上运营和其他机构都依靠维萨拉准确、及时的闪电数据更好地服务客户，您也可以。无论您要运营自己的网络，还是依靠我们提供的闪电数据和决策支持，我们值得信赖的解决方案都可以为您的运营提供支持。您可以结合精密网络、单点传感器、全球闪电数据、闪电应用和支持服务，总能找到最适合的解决方案。凭借我们的技术，您可以保护生命和财产，及时做出自信的决定，减轻闪电对运营的影响。 闪电网络 了解为什么全世界的气象机构一直依赖于维萨拉的闪电技术以改进气象预报和恶劣天气警报，并保持经济向前发展。 全球闪电数据解决方案 闪电警告：随时随地通过直观的网络工具发布闪电警告。 国家闪电数据解决方案 闪电数据成熟、准确，是北美精度最高、最全面的闪电数据。 闪电大揭秘 请下载本册电子书，尽览有关闪电的真知与谬见。 下载
相关产品 全球雷电数据集 GLD360 维萨拉全球雷电数据集 GLD360 是一种提供实时雷电数据的服务，用于准确、早期地探测和跟踪恶劣天气。所提供的数据由维萨拉拥有并运营的全球雷电探测传感器网络生成。 Read more 国家雷电探测网络 NLDN 最科学准确的雷电信息系统，监测整个美国大陆的所有雷电活动。 维萨拉美国国家雷电探测网络® (NLDN) 是最科学、最准确、最可靠的雷电信息系统，可一年 365 天，每天 24 小时监测美国大陆各地的所有雷电活动。已被证明具有无与伦比的性能，具有卓越的定位精度和探测效率，是美国唯一一个既能探测云中闪电和云对地闪电又能正确区分二者的网络。 Read more 故障分析和闪电定位系统 - FALLS 使用用户友好型软件分析闪电的影响 维萨拉 FALLS（故障分析和闪电定位系统）是用户友好型客户端/服务器软件，可让电力公司、风电场运营商和其他商业运营商轻松地确定雷击是否影响了其设备资产。能访问最近的和过去的历史数据，以便能够快速分析事件。FALLS Client 软件可让您采用更为主动的方法，确定雷击造成的损坏... Read more 闪电探测网 雷电检测网络不仅仅是将几个传感器组合在一起。Vaisala专家将帮助您作出决定，确保您以合适的价格获得正确的网络。实际上，我们的雷电网络比其他方案提供的准确度要高得多，而且少用70％传感器，这意味着为您的投资节约长期成本并提供出色的性能。 Read more 雷暴警报系统 TWX300 自动化的雷电威胁识别和预警系统 维萨拉 TWX300 是针对机场和雷电敏感作业的自动化雷电威胁识别和警告系统。 Read more 闪电网络维护合同 我们可为您提供相关帮助来维持维萨拉闪电监测网络的运行，以便在您需要时关键的数据准确无误。本合同适用于 LS7002/TLS200（以前为 LS8000）传感器设备。我们的维护合同范围涉及优先技术支持、延长保修期等等。 为了保证为您的维萨拉闪电监测网络提供最全面的服务与最佳性能，推荐您签订全程服务合同... Read more 全闪电传感器 LS7002 LS7002 是检测由闪电产生的低频 (LF) 的电磁信号一个传感器，可以提供行业领先的闪电强度和闪电类型测量，具有极其准确的地理定位能力。 Read more 雷暴本地闪电传感器 TSS928 局地闪电追踪性能优越 维萨拉 TSS928 传感器可以为对雷电敏感的作业提供重要的本地闪电信息，应用于气象以及威胁数据，便于可靠地进行提前预警、启动安全程序、隔离设备。闪电算法专利提供世界范围内最精确的独立闪电传感器。光学同步要求消除了非闪电事件的报告。 Read more
全球雷电数据集 GLD360 维萨拉全球雷电数据集 GLD360 是一种提供实时雷电数据的服务，用于准确、早期地探测和跟踪恶劣天气。所提供的数据由维萨拉拥有并运营的全球雷电探测传感器网络生成。 Read more
国家雷电探测网络 NLDN 最科学准确的雷电信息系统，监测整个美国大陆的所有雷电活动。 维萨拉美国国家雷电探测网络® (NLDN) 是最科学、最准确、最可靠的雷电信息系统，可一年 365 天，每天 24 小时监测美国大陆各地的所有雷电活动。已被证明具有无与伦比的性能，具有卓越的定位精度和探测效率，是美国唯一一个既能探测云中闪电和云对地闪电又能正确区分二者的网络。 Read more
故障分析和闪电定位系统 - FALLS 使用用户友好型软件分析闪电的影响 维萨拉 FALLS（故障分析和闪电定位系统）是用户友好型客户端/服务器软件，可让电力公司、风电场运营商和其他商业运营商轻松地确定雷击是否影响了其设备资产。能访问最近的和过去的历史数据，以便能够快速分析事件。FALLS Client 软件可让您采用更为主动的方法，确定雷击造成的损坏... Read more
闪电探测网 雷电检测网络不仅仅是将几个传感器组合在一起。Vaisala专家将帮助您作出决定，确保您以合适的价格获得正确的网络。实际上，我们的雷电网络比其他方案提供的准确度要高得多，而且少用70％传感器，这意味着为您的投资节约长期成本并提供出色的性能。 Read more
闪电网络维护合同 我们可为您提供相关帮助来维持维萨拉闪电监测网络的运行，以便在您需要时关键的数据准确无误。本合同适用于 LS7002/TLS200（以前为 LS8000）传感器设备。我们的维护合同范围涉及优先技术支持、延长保修期等等。 为了保证为您的维萨拉闪电监测网络提供最全面的服务与最佳性能，推荐您签订全程服务合同... Read more
雷暴本地闪电传感器 TSS928 局地闪电追踪性能优越 维萨拉 TSS928 传感器可以为对雷电敏感的作业提供重要的本地闪电信息，应用于气象以及威胁数据，便于可靠地进行提前预警、启动安全程序、隔离设备。闪电算法专利提供世界范围内最精确的独立闪电传感器。光学同步要求消除了非闪电事件的报告。 Read more
相关案例 新闻发布 | Jan 5, 2021 2020 strikes again: significant lightning drought for much of the US during the past year Vaisala Press release January 5, 2021 2020 strikes again: significant... 了解更多 新闻发布 | Jun 4, 2020 Vaisala launches patented new lightning offering Vaisala Press release June 4, 2020 Vaisala launches patented new lightning... 了解更多 新闻发布 | Jan 13, 2020 Vaisala records 223 million lightning events in the continental U.S. in 2019, an increase of 8 million over 2018 Vaisala Press release January 13, 2020 Vaisala records 223 million... 了解更多 博客 | May 16, 2019 NLDN Detects 10 Millionth Cloud-to-ground Stroke for 2019 On Sunday, May 12, Vaisala’s U.S. National Lightning Detection Network (NLDN) detected its 10 millionth cloud-to-ground stroke for the year.... 了解更多 新闻发布 | Jan 8, 2019 2018年美国雷击数量减少至1700万次，比10年平均值下降了11％ 2018年美国雷击数量减少至1700万次，比10年平均值下降了11％ 维萨拉在美国气象学会（AMS）年会上发布的数据显示... 了解更多 博客 | Dec 17, 2018 Vaisala Develops First-Ever Methodology to Identify Lightning Strokes with Continuing Current Vaisala is a leader in lightning detection. With the National Lightning Detection Network (NLDN) in the United States and the Global Lightning... 了解更多 新闻发布 | Dec 11, 2018 Vaisala Launches Groundbreaking Ability to Identify Lightning Strokes with Continuing Current Vaisala Press Release December 11, 2018 Vaisala Launches Groundbreaking... 了解更多 博客 | Sep 14, 2018 Hurricanes Bring Wind... and Lightning As Hurricane Florence approaches the east coast of the United States, threatening catastrophic consequences, it gives us a unique opportunity to... 了解更多 博客 | Aug 29, 2018 Vaisala’s Global Lightning Dataset GLD360 Begins New Era for Lightning Detection Vaisala is proud to introduce the latest major upgrade to the GLD360 global lightning detection network. After months of fine-tuning the... 了解更多 新闻发布 | Jul 26, 2018 Study Confirms That Vaisala's Lightning Detection Technology Delivers the Most Precise Measurements Vaisala Press Release July 26, 2018 Study Confirms That Vaisala's Lightning... 了解更多 新闻发布 | Jun 27, 2018 Vaisala's New Platforms to Provide Companies with Historical Lightning Data Vaisala Press Release June 27, 2018 Vaisala's New Platforms to Provide... 了解更多 博客 | Jun 26, 2018 Global Lightning Data Essential for Operational Excellence Issues caused by lightning are some of the most common — and dangerous — problems facing many businesses across the world today. The electrical... 了解更多 博客 | Jun 5, 2018 When Ash and Rock Collide - Volcanic Lightning The recent news about Fuego, the volcano that erupted in Guatemala, definitely caught our attention. Did you see the social media discussions... 了解更多 成功案例 Increased early warning capability for severe weather conditions Weather can have a tremendous impact on a society. This is especially true for tropical areas that are prone to hurricanes and other severe... 了解更多 成功案例 Making the Bahamas stormproof With a modern weather forecasting network, covering the whole expanse of the country, The Bahamas will be able to keep its citizens and numerous... 了解更多 成功案例 Lightning Casualties in the Developing World There is a major difference between lightning deaths and injuries in the developing world compared with more developed countries. In the U.S.,... 了解更多 博客 | Nov 17, 2016 ICAO Amendment 77 – Act Now to Ensure Compliance with the new AviMet® 8 ICAO has updated Annex 3, with the new requirements, which came into effect on 10 November 2016. “Adoption of Amendment 77 to Annex 3” states:... 了解更多 博客 | Feb 2, 2016 The Importance of Open Weather Data The weather data collected every day can have a range of new benefits if it is made open and interpreted in the right way. A surprisingly vast... 了解更多 博客 | Jan 4, 2016 Day-to-day Benefits of Weather Detection Studies in 2006 showed that weather information had an average value of $109 per US household each year. This equates to an overall economic... 了解更多 博客 | Oct 9, 2015 Vaisala Launches IRIS Focus - Modern Weather Radar Software Vaisala entered the weather radar business in 2006. Through its acquisition of Sigmet and the development of its own technology, Vaisala has... 了解更多 成功案例 Development of Weather Infrastructure in Nepal In 2010, the Finnish Meteorological Institute (FMI) launched a cooperation project (FNEP), financed by the Finnish Ministry of Foreign Affairs,... 了解更多 成功案例 Vaisala to Deliver Lightning Detection Network to Poland Vaisala has signed a contract to deliver and install a national lightning detection network in Poland, to be operated by the Polish National... 了解更多
新闻发布 | Jan 5, 2021 2020 strikes again: significant lightning drought for much of the US during the past year Vaisala Press release January 5, 2021 2020 strikes again: significant... 了解更多
新闻发布 | Jun 4, 2020 Vaisala launches patented new lightning offering Vaisala Press release June 4, 2020 Vaisala launches patented new lightning... 了解更多
新闻发布 | Jan 13, 2020 Vaisala records 223 million lightning events in the continental U.S. in 2019, an increase of 8 million over 2018 Vaisala Press release January 13, 2020 Vaisala records 223 million... 了解更多
博客 | May 16, 2019 NLDN Detects 10 Millionth Cloud-to-ground Stroke for 2019 On Sunday, May 12, Vaisala’s U.S. National Lightning Detection Network (NLDN) detected its 10 millionth cloud-to-ground stroke for the year.... 了解更多
新闻发布 | Jan 8, 2019 2018年美国雷击数量减少至1700万次，比10年平均值下降了11％ 2018年美国雷击数量减少至1700万次，比10年平均值下降了11％ 维萨拉在美国气象学会（AMS）年会上发布的数据显示... 了解更多
博客 | Dec 17, 2018 Vaisala Develops First-Ever Methodology to Identify Lightning Strokes with Continuing Current Vaisala is a leader in lightning detection. With the National Lightning Detection Network (NLDN) in the United States and the Global Lightning... 了解更多
新闻发布 | Dec 11, 2018 Vaisala Launches Groundbreaking Ability to Identify Lightning Strokes with Continuing Current Vaisala Press Release December 11, 2018 Vaisala Launches Groundbreaking... 了解更多
博客 | Sep 14, 2018 Hurricanes Bring Wind... and Lightning As Hurricane Florence approaches the east coast of the United States, threatening catastrophic consequences, it gives us a unique opportunity to... 了解更多
博客 | Aug 29, 2018 Vaisala’s Global Lightning Dataset GLD360 Begins New Era for Lightning Detection Vaisala is proud to introduce the latest major upgrade to the GLD360 global lightning detection network. After months of fine-tuning the... 了解更多
新闻发布 | Jul 26, 2018 Study Confirms That Vaisala's Lightning Detection Technology Delivers the Most Precise Measurements Vaisala Press Release July 26, 2018 Study Confirms That Vaisala's Lightning... 了解更多
新闻发布 | Jun 27, 2018 Vaisala's New Platforms to Provide Companies with Historical Lightning Data Vaisala Press Release June 27, 2018 Vaisala's New Platforms to Provide... 了解更多
博客 | Jun 26, 2018 Global Lightning Data Essential for Operational Excellence Issues caused by lightning are some of the most common — and dangerous — problems facing many businesses across the world today. The electrical... 了解更多
博客 | Jun 5, 2018 When Ash and Rock Collide - Volcanic Lightning The recent news about Fuego, the volcano that erupted in Guatemala, definitely caught our attention. Did you see the social media discussions... 了解更多
成功案例 Increased early warning capability for severe weather conditions Weather can have a tremendous impact on a society. This is especially true for tropical areas that are prone to hurricanes and other severe... 了解更多
成功案例 Making the Bahamas stormproof With a modern weather forecasting network, covering the whole expanse of the country, The Bahamas will be able to keep its citizens and numerous... 了解更多
成功案例 Lightning Casualties in the Developing World There is a major difference between lightning deaths and injuries in the developing world compared with more developed countries. In the U.S.,... 了解更多
博客 | Nov 17, 2016 ICAO Amendment 77 – Act Now to Ensure Compliance with the new AviMet® 8 ICAO has updated Annex 3, with the new requirements, which came into effect on 10 November 2016. “Adoption of Amendment 77 to Annex 3” states:... 了解更多
博客 | Feb 2, 2016 The Importance of Open Weather Data The weather data collected every day can have a range of new benefits if it is made open and interpreted in the right way. A surprisingly vast... 了解更多
博客 | Jan 4, 2016 Day-to-day Benefits of Weather Detection Studies in 2006 showed that weather information had an average value of $109 per US household each year. This equates to an overall economic... 了解更多
博客 | Oct 9, 2015 Vaisala Launches IRIS Focus - Modern Weather Radar Software Vaisala entered the weather radar business in 2006. Through its acquisition of Sigmet and the development of its own technology, Vaisala has... 了解更多
成功案例 Development of Weather Infrastructure in Nepal In 2010, the Finnish Meteorological Institute (FMI) launched a cooperation project (FNEP), financed by the Finnish Ministry of Foreign Affairs,... 了解更多
成功案例 Vaisala to Deliver Lightning Detection Network to Poland Vaisala has signed a contract to deliver and install a national lightning detection network in Poland, to be operated by the Polish National... 了解更多
