lifting jack

基本解释

The load-on system usually adopt gravity load or lifting jack;
加载系统常采用重力加载和千斤顶加载；
Electric jack slab and under arms are over thick, using reinforced optimization strong design, make jack lifting smoothly, won't be out of shape.
电动千斤顶底板和下支臂超厚，采用加强筋的优化坚固设计，使千斤顶升降平稳，不会变形。
Horizontally pushing lifting jack of direct shear tests are operated on rock mass shear strength test. - center point group analysis is used for treating shear test data.
用平推法直剪试验进行岩体抗剪断强度试验，用 - 点群中心法处理直剪试验数据。
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