This article reviews resolution methods of raceme which includes six categories, such as mechanical , chemical, biochemical, chromato-graphic, extractive and membranous methods.
本文综述了外消旋体的拆分方法，包括机械拆分法、 化学拆分法、 生物化学拆分法、 色谱拆分法、 萃取拆分法、膜拆分法等六大类方法。
New high resolution seismic geophone is a kind of sensor which transforms mechanical energy into electricity.
新型高精度地震检波器是一种能将机械振动转换成感应电势的传感器。
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