单词	long arm jack
释义	long arm jack 长臂千斤顶
随便看	spacing of levee spacing of lights spacing of longitudinals spacing of movable supports spacing of nipper jaw spacing of normally sown seeds spacing of particle spacing of piles spacing of planting spots spacing of practice periods spacing of prefabricated drain spacing of reflecting plane spacing of reflecting planes spacing of reinforcement spacing of ribs Spacing of rigid transverse wall spacing of rungs spacing of seeding spots spacing of sleeper spacing of slipway spacing of structural planes spacing of tanks spacing of the rivets spacing of trees spacing of tubes