Việt
chi phí bảo dưỡng
phí tổn nhân công
sử dụng cẩn thận
Anh
maintenance charge
trickle charge
upkeep cost
man-power expenses
fee
working expenditure
handle with care
harness
operate
operational
maintenance charge, trickle charge, upkeep cost
man-power expenses, fee, maintenance charge, working expenditure
handle with care, harness, maintenance charge, operate, operational