This paper introduced a measuring chamberlet method and character for flow-noise in seawater pipe system and analyzed inferior-limited frequency of reverberation of measuring chamberlet.
摘了海水管路系统中
噪声的小室测量方法及其特点,分析了测量小室的声场特性及产生混响的下限频率。
This paper introduced a measuring chamberlet method and character for flow-noise in seawater pipe system and analyzed inferior-limited frequency of reverberation of measuring chamberlet.
摘了海水管路系统中
噪声的小室测量方法及其特点,分析了测量小室的声场特性及产生混响的下限频率。
The pulse pump is a new-type pump, in which the fluid successively flows out in one direction by means of the pulse effect in the uniflow pipe.
泵中态单一,能量转换效率高,单级扬程范围较广。泵出
连续、
量较大而无气蚀危险。
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