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感烟探测器在房间高度大于10m时不适合采用。()

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When bilge water is heated in a holding tank, which one of the following statements is not

A. The high temperature facilitates primary gravity separation
B. Most of the oil and organic solvents are raised to the top layer
C. The high the temperature is, the more the top oil will be collected
D. The high temperature has little use on the separation of emulsified oil

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感烟探测器在房间高度大于10m时不适合采用。()

国家标准GB/T 1800.2-1998规定,标准公差分为18级。()

机床的进给传动属于恒转矩传动。()

功率谱的初步估计一定是无偏估计。()

When bilge water is heated in a holding tank, which one of the following statements is not