This problem is related to the auto vibration of shock wave or abnormal heating, In the bottom of container when there is interaction between the supersonic jet and the obstruction or the container.
该内容涉及到超音速射流与障碍物或空腔体相互作用时出现的失稳状态下激波的振动和空腔体底部的反常加热问题。
Safety device: Machine stop at abnormal air pressure, Heating pipe disconnection alarm.
安全装置：机器停在异常气压，加热管断线报警。
Similarly, indoor heating, also bring the same low temperature discharge outdoor, this is the winter air temperature abnormal cold reason!
同样，室内使用暖气会令室外的气温更低，这就是冬天气温异常低的原因！
Nonlinear loads cause abnormal conductor heating and voltage distortion.
非线性负载能导致反常的导体发热和电压畸变。
Nonlinear loads cause abnormal conductor heating and voltage distortion.
非线性负载能导致反常的导体发热和电压畸变。
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