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【单选题】
The video film wasn't interesting at all, _____ the little boy still saw it with great fun. [ ]A.
but
B.
so
C.
then
D.
and
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【单选题】The automobile brake system is a _________to change power into heat.
A.
mechanical device
B.
friction device
C.
pneumatic device
D.
hydraulic device
【简答题】治疗窦性心动过速首选的药物是
【简答题】The automobile brake systems are divided into three types of service brake combinations: drum brakes, disc brakes, and disc-drum combinations.
【简答题】The chassis is the framework to which the various parts of the automobile are mounted. The chassis must be strong enough to bear the weight of the car, yet somewhat flexible in order to sustain the s...
【单选题】The automobile brake system is a friction device to change ______ into _______.
A.
power…kinetic
B.
power…heat
C.
heat…power
D.
kinetic…power
【单选题】党的十八届三中全会通过了
A.
《关于建国以来党的若干历史问题的决议》
B.
《中共中央关于全面深化改革若干重大问题的决定》
C.
《中共中央关于加强社会主义精神文明建设的决定》
D.
《中共中央关于完善社会主义市场经济体制若干重大问题的决定》
【单选题】The ( ) brake was adopted in a two-ton-plus automobile to safely stop from the 70m/h and 80m/h highway speeds of the time.
A.
internal expanding-shoe
B.
service
C.
external expanding-band
D.
disc
【简答题】阵发性室上性心动过速首选(),窦性心动过速首选(),室性心律失常首选()。
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