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。
Hand in single rope grabs crane practical, is a hand in the air through the cords of discharging single rope grabs can open to grab ship.
手拉单绳抓斗实用于单勾起重机上，是一种通过手拉绳索在空中能打开卸料的单绳抓斗，多用于船上。
This product is a regular crane widely used at open ground and warehouses to load, unload or grab materials. It has 2 controlling methods, namely, ground controlling and room controlling.
本产品为一般用途起重机，多用于露天场所及仓库的装卸或抓取物料，本产品有地面操纵和室内操纵两种型式。
This product is a regular crane widely used at open ground and warehouses to load, unload or grab materials. It has 2 controlling methods, namely, ground controlling and room controlling.
本产品为一般用途起重机，多用于露天场所及仓库的装卸或抓取物料，本产品有地面操纵和室内操纵两种型式。
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