。风选,中文名称:风选 英文名称:selection in wind 定义:利用风力,除去药材中杂质的净制方法。是利用物料与杂质之间悬浮速度的差别,借助风力除杂的方法。风选的目的是清除轻杂质和灰尘,同时还能除去部分石子和土块等较重
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The two-week training and selection exercise in Iceland has seen him working in temperatures with a wind chill of -30C.
BBC: Wounded Mike Goody aims for South Pole challenge
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