杠杆: lever; heaver; pry bar; gave ...千斤顶: jack; lifting jack齿条杠杆千斤顶: rack and lever jack棘轮杠杆千斤顶: ratchet lever jack齿杆千斤顶: rack jack螺杆千斤顶: jack screw蜗杆千斤顶: worm jack棘轮涡杆千斤顶: ratchet lever jack蜗轮蜗杆千斤顶: ratchet lever jack杠杆式千斤顶: lever jack起重螺旋 千斤顶螺丝 螺杆千斤顶: jackscrew杠杆加压千斤顶: center-hol jack抽油杆千斤: sucker rod jack吊杆千斤索: boom topping lift杠杆千分表: dial test indicator杠杆千分尺: lever micrometer矮千斤顶: short jack矮柱千斤顶: short su ort jack; short support jack拔桩千斤顶: extraction jack板桩千斤顶: sheeting jack棒形千斤顶: bar-screw jack扁千斤顶: capsular jack; flat jack扁千斤顶法: flat jack technique差动千斤顶: differential-screw jack; diffuse jack长臂千斤顶: long arm jack
