The spade and fork have longer shafts, providing better leverage.锹和耙的手柄较长，可发挥较好的杠杆作用。He sank the spade into the ground, and went at it.他把铁锹插到地里，开始卖力地干了起来。The spade sank into a clump of overgrown bushes.铲子插入了一丛长势旺盛的灌木丛。...
Shear force is interrelating with width and thickness of plate and obliquity of knife - edge.斜刃剪切时,剪切力的大小与板料的宽度、厚度及斜刃倾角有关.Abstract: Shear force is interrelating with width and thickness of plate and obliquity of knife - ...
They have undertaken a reappraisal of pupils’ needs.他们已经开始重新评价学生的需要。Britain's worst jail riot will force a fundamental reappraisal of prison policy...英国最严重的监狱暴动会迫使政府对监狱政策进行彻底的重新评估。Then the end of the Korean War prod...