“一日三碰库”的碰库时间是()。 正确。 错误。
(Piston area)X(Piston stroke)K(numbers of the cylinders)=engine() 正确。 错误。
Each fire pump on a tanker must have a pressure gauge located at(). 正确。 错误。
加工路线单的优点有()。 正确。 错误。
During oil transfer operations,who is responsible for ensuring that the posted transfer procedures are followed?(). 正确。 错误。
空压机运行中如油压降低至0.05MPa立即停车检修。