【单选题】Flywheel _________ tends to keep it rotating at a constant speed.
【单选题】Flywheel ( ) tends to keep it rotating at a constant speed.
【单选题】Flywheel______ tends to keep it rotating at a constant speed.
【单选题】________ is not the purpose of a flywheel.
A.
It reduces vibration by smoothing out the power stroke as each cylinder fires
B.
It is mounting surface used to bolt the engine up to its load
C.
Some diesel flywheel has gear teeth around its perimeter that allow the starting motors to engage and crank the engine
D.
It converts the up and down motion of the piston into a rotary motion
【单选题】Flywheel _______ tends to keep it rotating at a constant speed.
【单选题】Flywheel inertia tends to keep the ______ rotating at a constant speed.
【判断题】为早产儿及皮肤有破损的新生儿洗澡时,只用温度适宜的清水擦洗即可
【简答题】完形填空(共12小题;每小题1分,满分12分) (1)阅读下面短文,掌握其大意,然后从第31至第40小题所给的A、B、C、D四个选项中,选出最佳选项,并在答题卡上将该项涂黑。 I know my brother better than anyone else in the world. Since the moment of his birth, I’ve been part of his lif...
【单选题】Flywheel tends to keep it rotating at a constant speed.