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【判断题】
党的十九大提出中国特色社会主义进入新时期A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】这个项目的成功与否取决于我们如何确定轻重缓急。 (project,
depend on, priority)
【单选题】For a turbine with a speed of 150 rpm, we should have ( ) poles (磁极数)to generate 50 Hz.
A.
30
B.
40
C.
50
D.
60
【单选题】As for turbine oil, contacting with water in the form. of steam will be inevitable so good ______ properties will be essential.
A.
defrosting
B.
de-oiling
C.
demulsifying
D.
dehumidifying
【单选题】What is a turbine?
A.
A machine for generating electricity
B.
A machine for extracting controlled mechanical energy from the movement of a fluid
C.
Any device using blades to interact with a fluid
D.
A machine with a cycle that includes a gas phase
【单选题】As for turbine oil, contact with water in the form of steam will be inevitable so good______properties will be essential
A.
defrosting
B.
de-oiling
C.
demulsifying
D.
dehumidifying
【单选题】Do you think it is realistic to ()to Mars?
A.
emigrate
B.
imagine
C.
consist
D.
compose
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