Components, such as pipe joint sealed well, in order to prevent the air intrusion, thus control air-pocket and the occurrence of cavitation.
管接头等元件的密封要良好，以防止空气侵入，从而控制气穴与气蚀的发生。
Components, such as pipe joint sealed well, in order to prevent the air intrusion, thus control air-pocket and the occurrence of cavitation.
管接头等元件的密封要良好，以防止空气侵入，从而控制气穴与气蚀的发生。
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