短語詞組短語the labor contract system 勞動合同制度Labor Contract Management System 勞動合同管理系統(tǒng)labor contract system detail 勞動合同制labor contract system br 勞動合同制Instituting a Labor Contract System 實行勞動合同制度contract labor system 包工制contract system labor relation 合同制勞動關系 返回 labor contract system