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【单选题】

透平膨胀机发生飞车时,应立即( )。

A.
开机组防喘振阀
B.
关紧急切断阀
C.
关膨胀机喷嘴
D.
关机组防喘振阀
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参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【多选题】()均会引起柴油机飞车。

A.
机油进入燃烧室
B.
调速器飞锤销轴断裂
C.
调速器弹簧折断
D.
油门拉杆卡滞
E.
柱塞头失控

【单选题】How should one invest a sum of money in these days of inflation (通货膨胀) Left in a bank it will hardly keep its value, however high the interest rate is. Only a brave man, or a very rich one, dares to b...

A.
suggest human beings are controlled by a clock
B.
describe why clocks can rule the planet Earth
C.
tell readers what clocks look like
D.
compare clicks to human beings

【多选题】结构失衡型通货膨胀的类型有( )。

A.
需求转移型
B.
“瓶颈”制约型
C.
部门差异型
D.
斯堪的纳维亚小国型