根据室内空气热平衡和围护结构内表面的热平衡，可以对负荷变化进行动态分析。
According to the heat equilibrium of indoor room air and one of the surface of interior protective structures, load change can be dynamically analyzed.
在部分负荷的条件下，利用动态平衡阀是防止气蚀的有效方法，因为它减少了通过平衡阀的压差。
Under part-load conditions the use of a dynamic balancing valve is a more effective method to prevent a cavitation as it reduces the pressure drop across a balancing valve.
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