短语词组短语piecework programming [计]计件工作编程;计件程序设计piecework wages [劳经]计件工资piecework system [劳经]计件工资制;计件制piecework plan 计件工作制Piecework Rates 件工制piecework managemant [经管]计件管理方案 返回 piecework