短語詞組短語pump inlet check valve 泵進(jìn)口止回閥;泵入口單向閥;泵進(jìn)口止回閥英語oil pump inlet valve 油泵進(jìn)油閥;翻譯;油泵進(jìn)油閥英語Main pump inlet bottom valve 大泵吸入底閥Sand pump inlet bottom valve 砂泵吸入底閥pump compensator valve inlet 泵補(bǔ)償器閥入口 返回 pump inlet valve