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【单选题】

膨胀就是制冷,空气在膨胀机内膨胀后()产生液体。

A.
做好
B.
应该
C.
不应
举报
题目标签:膨胀空气液体
参考答案:
参考解析:
.
刷刷题刷刷变学霸
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【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

【单选题】易燃液体是

A.
苦味酸
B.
乙醚
C.
亚砷酸及其制剂
D.
盐酸
E.
氯化钾

【单选题】过量空气系数在1.05-1.15之间,叫做( )

A.
经济混合气,汽车经济性最好
B.
功率混合气,输出功率最好
C.
标准混合气