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1vw-8w系列电动式换向阀是一种直动式4通高性能阀。它有2个或3个换向位置。该阀适用于板式和连接底板式管式安装，接口符合din 24340 A6。该阀是高循环率，长寿命，高效
http://blog.alighting.cn/fzgp889/archive/2010/6/12/49657.html2010/6/12 14:06:00
围：150inh20至1,ooopsig(37.4-6895kpA)智能、模拟或低功耗电路结构小巧、坚固、抗振 性能优越：精度0.1%,量程比15:1 差压测量范围： l50inh2o至
http://blog.alighting.cn/fzgp889/archive/2010/6/12/49658.html2010/6/12 14:06:00
大,但由于目前led技术仍不成熟,所以在室内应用iefl是提到led的最好选择,从价格上区分,iefl比led少了50%,寿命二者均在3万小时以上,均可调光,寿命不受点灭次数的影响,广西
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灯具的最大光强方向与灯具向下垂直轴夹角在0°~75°之间，90°和80°角方向上光强最大允许值分别为50cd/1000lm和100cd/1000lm的灯具，在不管光源光通量的大
http://blog.alighting.cn/langaihg/archive/2010/6/12/49645.html2010/6/12 11:46:00
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板价格在350元/平方米左右。以一个标准篮球场800平方米为例，如果选用中档的体育地板则总造价在50万元左右。 所以导致了现在许多想用专业运动木地板的用户最终选用了普通木地板，而普
http://blog.alighting.cn/zhangyixing209/archive/2010/6/11/49534.html2010/6/11 16:22:00
