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1.A straight bar of iron or steel, with the working end shaped like a chisel and often slightly bent and forked, used as a lever.
撬棍一种铁制或钢制的直棒，有楔形的工作端头，通常略微弯曲并成叉状，用作撬杆或杠杆收藏指正
2.Can divide roughly it is two kinds big, namely basic and safe appliance and auxiliary and safe appliance, alleged and basic safe appliance is insulation intensity big, can bear for long the working voltage of electric equipment, can use an operation directly electrified equipment, wait like pincers of insulation lever, insulation.
大体可分为两大类，即基本安全用具和辅助安全用具，所谓基本安全用具是绝缘强度大，能长时间承受电气设备的工作电压，能直接用来操作带电设备，如绝缘杆、绝缘夹钳等。收藏指正
3.This paper introduces a method to obtain wind heeling moment and minimum capsizing lever, and shows how to apply them into criteria by an example of the intact stability calculation for floating crane in working condition.
本文以一条起重船的作业状态的完整稳性计算为例,介绍了用NAPA软件中的MACRO来求出风压倾侧力矩和最小倾覆力臂,并把它们应用到相应衡准中的方法。收藏指正
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