According to the horizontal moving rule of bridge crane and the swing rule of grab, We propose a method about swing proof of grab.
根据桥式起重机水平运行规律及抓斗摆动规律，提出了抓斗防摆的一种方法。
With a grab of ordinary high-level gantry crane.
用抓斗的普通门式起重机工作级别较高。
Combining of the crane design standard, we conclude a set of CAE analysis process for grab design.
结合起重机设计规范，总结了一套可用于抓斗设计的CAE分析过程。
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