你可能感興趣的試題

An oxygen indicator will detect （）.

A.the amount of oxygen in a space
B.the presence of harmful amounts of carbon monoxide
C.concentrations of explosive gas
D.All of the above

單項(xiàng)選擇題

When making entries in the Oil Record Book, all quantifies should be（）.

A.recorded as cubic meters with a conversion to barrels
B.verified by the Chief Engineer
C.recorded directly from the oil discharge monitor
D.consistently recorded through the Oil Record Book in one specified unit (gallons, barrels, cubic meters)