The supercharger takes air out of the surrounding atmosphere and then feeds it to the engine’s （）.

[名词解释] 机械增压（SuperCharger）

[单选题]Hospital doctors don' t go out very often as their work takes __ their time

at least, ratings, agree with, stay awake, takes out, makes notes, normal, even

39.We ran out after the thief,but he C into thin air.-|||-A.had vanished B.was v

[单选题]Compressed air is supplied by air compression to （）.A . the air receiversB . the starting valvesC . the cylinder coversD . the distributor

[名词解释] 鬼鬼祟祟ɡuǐ ɡuǐ suì suì

In an air conditioning system, moisture is removed from the air by________.A. fi

[单选题]______ when electron rearrangement takes place.

[单选] The figure that the volume of air at BDC is divided by the volume of air at

[名词解释] 燧石suì shí