对泵盖举行密封性与强度压力检测，，，，磨练其在额定工况下是否无渗漏、无变形，，，，确保装配后清静可靠运行。。。。。
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It tests the tightness and strength of the pump cover to check for leakage and deformation under rated working conditions, ensuring safe and reliable operation after assembly.