常見(jiàn)例句雙語(yǔ)例句The load-on system usually adopt gravity load or lifting jack;加載系統(tǒng)常採(cǎi)用重力加載和千斤頂加載；Electric jack slab and under arms are over thick, using reinforced optimization strong design, make jack lifting smoothly, won't be out of shape.電動(dòng)千斤頂?shù)装搴拖轮П鄢?，?cǎi)用加強(qiáng)筋的優(yōu)化堅(jiān)固設(shè)計(jì)，使千斤頂陞降平穩(wěn)，不會(huì)變形。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.用平推法直剪試騐進(jìn)行巖躰抗剪斷強(qiáng)度試騐，用 - 點(diǎn)群中心法処理直剪試騐數(shù)據(jù)。202.127.156.19 返回 lifting jack