四川妇女BBBB爽BBBB爽,农村国产妇女精品一吃春约的效果,日韩午夜视频在线观看,黄色的网站在线免费观看,黄片在线免费观看
半導體照明行業(yè)三項標準啟動制定 Semiconductor lighting industry launched three standards start

time:2017-07-29 10:13:00 browse:7674次

Recently, the centralized management of the Ministry of science, State Key Laboratory of semiconductor lighting joint innovation as the lead unit is responsible for organizing the preparation of semiconductor lighting interface specification of three national standards start will be held in beijing. Respectively "LED lighting application interface control device separated, with heat radiating LED module lamp", "LED lighting products accelerated test method of attenuation (2000 hours)", "public LED intelligent lighting system interface application layer communication protocol.".


Li Jinmin, director of the State Key Laboratory of semiconductor lighting joint innovation, standard system support is very important for the healthy development of semiconductor lighting industry, hope to have the work of relevant units involved in the standard to jointly develop with prospective technology, scalability and industry to implement strong national standard promotion.


According to McKinsey forecasts, by 2020, the global general lighting industry sales revenue of up to 82 billion 505 million euros, of which, LED lighting products sales revenue will reach 56 billion 928 million euros, accounting for 69% of the entire lighting industry.
top
熟女国产色妞网中文字幕 | 鲁大师免费观看全部日本 | 日本近亲乱伦中文字幕一区 | 亚洲精品va在线观看 | 亚洲成人无码AV一区二区三区 | 黄网站在线观看永久免费 | 福利姬视频在线观看视频 | 久久久久亚洲Av无码A片 | 又硬又粗进去好爽A片青楼传媒 | 寡妇熟女精品一区 | 综合都市激情午夜成人社区 | www.蜜桃臀.com | 国产91精品一区二区三区四区 | ..真实国产乱子伦毛片 | jizz亚洲少妇 | 日韩无码AV一区 | 成人黄色观看在线观看 | 亚洲一区二区三区四区五区精品 | 久久久无码18禁高潮喷水小说 | 国产拍揄自揄精品视频麻豆 | 国产全肉乱妇杂乱视频 | 国产夜色福利院视频在线观看 | 国产迷奷高潮A片XXXX-百度 | 亚洲中文字幕十页 | 77777少妇AAAAA片毛片 | 国产高潮A片羞羞视频涩涩 阿 老 妇 乱 高潮无码 | 国产老熟女伦老熟妇A片小川桃果 | 国产欧美久久久精品二区仙踪林 | 成人激情视频一区二区三区 | 人妻久久精品夜夜爽一区二区 | 亚洲熟妇久久夜色精品 | 91在线看视频免费 | 老熟女老熟妇高清AAAAA片 | 亚洲a片一二三区 | 亚洲精品秘一区二区三区蜜桃久 | a国产网站最新免费app网站 | 一级 a一级 a 免费观看高潮 | 私人玩物爆乳VIP福利视频 | 欧美日韩动漫偷拍 | 国产东北久久一级毛卡片樱花影视 | 国模一区二区三区 |