contractorn.立契约的人;承包商
contractor rs track施工时的临时线路
contractor rs trial承造厂试验
contractor' s claim肌肉拉力,肌收缩力
Contractor Work Plan承包商工作计划
contractors crossing旋动辙叉
contractor's account发包
contractor rs account承包商账
contractor supervisor工地监工员
contractor enterprise承包企业
contractor's proposal意思联络