短语
施工劳力费用
labor cost
;
erection labor cost
;
construction force cost
徒劳白费力
in vain
减少直接劳动力费用
Reduce direct labor costs
劳动力占用费
labor employed cost
费劳力
Arbeitsaufwand
港口劳力调节费
port labour rationnalization charge
劳动力培养费用
training expenditure for labour force