jack frame中文什么意思

绞车架

末道粗纱机

• jack:     jack3 n. 1.( ...
• frame:    n. 1.机构；组织；系统。 2.结 ...
• box frame in jack-inmethod:    箱涵

例句与用法

1. In order to evaluate the stability of the upper structure of the cross and the pillar - soil compound foundation , and provide more theoretical bases for design and construction of this type of jacking frame - overhead cross in future , the 2d fem analyses for bearing - deformation of the frame structure of the cross and the pillar - soil compound foundation are carried out , and some relevant conclusions are obtained
   为了评判该立交桥上部结构与桩-土复合地基的稳定状态，同时为今后此类型顶进框架立交桥的设计与施工提供更多的理论依据，对该立交桥的框架结构与桩-土复合地基的承载变形进行了平面有限元分析，取得了相应的认识。