Cut off the electricity, gas, and put off the fire and clean up the field before the last shift is off duty.

末班下班前必须切断电源、气源、熄灭火种、清理场地。

youdao

Cut off the electricity, gas, and put off the fire and clean up the field before the last shift is off duty.

末班下班前必须切断电源、气源、熄灭火种、清理场地。

youdao