挥杆重量 swing weight
杠杆重锤式 lever and weight type
球杆重量计 Beam Balance Scale
重型吊杆 Jumbo derrick ; [机] jumbo boom ; heavy derrick
桅杆起重机 mast crane ; derrick crane ; Derricks
挺杆起重机 jib crane ; arm crane
起重杆 lifting rod ; derrick boom
吊杆起重机 boom crane ; [机] derrick crane
重吊杆 jumbo derrick
起重机吊杆 crane jib ; crane arm ; crane boom
本文介绍了一种四连杆变幅机构平衡重系统的优化设计方法。
This paper introduces an optimal method for designing the weight-balance system of the four-link luffing mechanism.
采用AN SY S与导重准则法相结合的优化方法对平面五杆结构进行了优化，并与虚功准则法的优化结果进行了比较。
The optimization method of ANSYS uniting guide-weight method is used to optimize planar five bars structure and the optimization result is compared with the formula method of virtual works.
本文之目的在于依据创意性设计方法，进行八连杆型金属罐挤压机之构造合成，以设计出所有具三重肘节效应之新型机构目录。
The purpose of this paper is to synthesize the structure of metal can squeezing devices with eight-bar links and triple toggle effects, based on the methodology of creative design.
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