screw without nut
基本解釋
- [經(jīng)濟(jì)學(xué)]無(wú)帽螺釘
英漢例句
- Then screw nut did not try to jack up the entire turret components and the weight, the role without friction whereabouts.
這時(shí)螺母沒(méi)有托住絲桿以及整個(gè)刀架部件的重量,由于摩擦阻力的作用而不下落。
雙語(yǔ)例句
專業(yè)釋義
- 無(wú)帽螺釘