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【单选题】

559WKS1HPGA的噪音值是()分贝。

A.
35
B.
37
C.
38
D.
39
题目标签:分贝
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参考解析:
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【单选题】很静、几乎感觉不到的分贝是()

A.
70—90分贝
B.
60—70分贝
C.
40—60分贝
D.
20—40分贝
E.
0—20分贝

【单选题】Noise Pollution Psychologists now believe that noise has a considerable effect on people’s attitudes and behavior. Experiments have proved that in noisy situations (even temporary ones), people would ...

A.
can not complete his work in a noisy situation
B.
will suffer from complete deafness because of noise pollution
C.
can be psychologically affected by working in very noisy factories
D.
may cooperate well in a noisy surrounding