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【单选题】
牛舍风机噪音不能高于()分贝。
A.
50
B.
40
C.
70
D.
120
题目标签:
分贝
牛舍
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参考答案:
举一反三
【简答题】[名词解释] 分贝
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电子与通信技术>通信原理考试题目
【多选题】( 听力SectionC )The people who lived in Rome two thousand years ago were already complaining about the noise in their city. They couldn’t sleep, they said, with all that traffic in the streets. For them...
A.
merely
B.
average
C.
worsening
D.
the degree of loudness
E.
we are exposed
查看完整题目与答案
【多选题】牛舍用榨乳设备一般包括
A.
提桶式榨乳设备
B.
小车式榨乳设备
C.
管道式榨乳设备
D.
轨道车式榨乳设备
查看完整题目与答案
【单选题】分贝的定义是 。(x0是参考值)
A.
B.
C.
D.
查看完整题目与答案
【单选题】Do you know the difference between "sound" and "noise" "Noise" is an unwanted sound, such as (67) produced by airplanes, traffic, or industrial machinery... You may probably (68) people saying, "Ther...
A.
essentially
B.
particularly
C.
obviously
D.
similarly
查看完整题目与答案
【单选题】( )的单位是分贝。
A.
声强
B.
声调
C.
音色
D.
音调
查看完整题目与答案
【简答题】分贝和奈培都是同纲量的()的单位。
查看完整题目与答案
【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
查看完整题目与答案
【单选题】新产牛舍的位置距离奶厅( )。
A.
最近
B.
最远
C.
随意
D.
不远不近
查看完整题目与答案
【简答题】用2.5MHz,Φ20mm直探头探伤,试求200mm处Φ5平底孔与300mm处Φ2平底孔的分贝差。
查看完整题目与答案
大型线路机械司机考试>高级大型线路机械司机考试考试题目
相关题目:
【简答题】[名词解释] 分贝
查看完整题目与答案
电子与通信技术>通信原理考试题目
【多选题】( 听力SectionC )The people who lived in Rome two thousand years ago were already complaining about the noise in their city. They couldn’t sleep, they said, with all that traffic in the streets. For them...
A.
merely
B.
average
C.
worsening
D.
the degree of loudness
E.
we are exposed
查看完整题目与答案
【多选题】牛舍用榨乳设备一般包括
A.
提桶式榨乳设备
B.
小车式榨乳设备
C.
管道式榨乳设备
D.
轨道车式榨乳设备
查看完整题目与答案
【单选题】分贝的定义是 。(x0是参考值)
A.
B.
C.
D.
查看完整题目与答案
【单选题】Do you know the difference between "sound" and "noise" "Noise" is an unwanted sound, such as (67) produced by airplanes, traffic, or industrial machinery... You may probably (68) people saying, "Ther...
A.
essentially
B.
particularly
C.
obviously
D.
similarly
查看完整题目与答案
【单选题】( )的单位是分贝。
A.
声强
B.
声调
C.
音色
D.
音调
查看完整题目与答案
【简答题】分贝和奈培都是同纲量的()的单位。
查看完整题目与答案
【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
查看完整题目与答案
【单选题】新产牛舍的位置距离奶厅( )。
A.
最近
B.
最远
C.
随意
D.
不远不近
查看完整题目与答案
【简答题】用2.5MHz,Φ20mm直探头探伤,试求200mm处Φ5平底孔与300mm处Φ2平底孔的分贝差。
查看完整题目与答案
大型线路机械司机考试>高级大型线路机械司机考试考试题目
参考解析:
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