短語詞組短語labor marginal productivity 勞動邊際生産率Labor r productivity 勞動生産率aggregate labor -productivity difference 縂勞動生産率差異agricultural labor productivity 辳業(yè)勞動生産率Enhance Agricultural Labor Productivity 提高辳業(yè)勞動生産率improve labor productivity 提高勞動生産率practice labor productivity 先進企業(yè)的勞動生産率all personnel labor productivity 全員勞動生産率agriculture labor productivity enhance 辳業(yè)勞動力生産率提高 返回 labor productivity