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问题:

[单选] After an engine is started you should().

A . increase engine speed to insure adequate flow of oil to all parts of the engine
B . pay no attention unless there are unusual noises from the engine
C . check operating pressures and temperatures,and check for leaks
D . run the engine at idle until the temperature has increased

灭火战斗力量布署图可以是一张图,也可以是数张图。 灭火作战计划图,应根据确定的灭火方案,布置消防车辆、水枪位置,不应布置水带、水泵位置。 The word “offset” most probably means() predetermined value。 measured value。 off-limit。 sustained deviatio。 灭火作战计划图中,厂区内其它主要建筑轮廓采用黑色中实线绘出,内着色。 A wobbling tail shaft is an indication of(). shallow water。 an engine that is misfiring。 a tight tail shaft gland。 worn stern bearing or misalignment。 After an engine is started you should().
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