内部后勤成本 cost of internal logistics

通勤成本 Commuting cost ; commuting costs

组织多普勤成像 tissue doppler imaging

毕勤成 Qin-Cheng Bi

勤奋是成功之母 Diligence is the mother of success ; Industry is the parent of success ; diligence is the mother of good fortune

造成缺勤的工伤发生率 disabling injury frequency rate ; DIFR

造成缺勤的工伤指数 disabling injury index

造成缺勤的工伤 disabling injury

勤劳是成功之母 Diligence is the mother of success ; Industry is the parent of success

勤奋乃成功之母 diligence is the mother of success