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For blower fan coil,adopting local drop ceiling when they are setting with new wind,but adopting a manner of katabatic wind when they arn’t setting with new wind.

对于风机盘管，加新风采用局吊顶，不加新风采用下送风方式。

Without a stinging tail, the newfound arachnid species represented by this specimen only somewhat resembles the deadly scorpion--earning it the name "pseudoscorpion," scientists said in March 2009.

这个标本向我们展示一种新发现蛛形纲动物。尽管没有蜇人尾巴，不过它长确实有点像蝎子，于是得到“伪蝎”名号。