1、分等计件工资制
... Piece-rate differential system 差别计件制 differential piece-rate system 分等计件工资制 Straight Piece-Rate System 直接计件工资制 ...
2、差别计件工资制
...差别计件工资 differential piece rate差别计件工资制 differential piece-rate system差别加热法 differential heating; selective heating ...