更换阀门 meaning in English

revalving

Please verify the measurements of the valve being replaced
请确定所更换阀门的尺寸。
The ( apl ) allowance parts list , ( cid ) code identification numbers and ( nsn ) national stock numbers are used by the navy in the parts control center to order replacement valves or parts of valves that are installed on board united states navy vessels
美国海军部件控制中心采用认可部件清单( apl ) ，鉴定编号( cid )和美国国家库存编号来订购安装在美国海军船舶上的更换阀门或阀门部件。
The ( apl ) allowance parts list , ( cid ) code identification numbers and ( nsn ) national stock numbers are used by the navy in the parts control center to order replacement valves or parts for valves that are installed on board united states navy vessels
认可的配件清单（ apl ），规定的标志编号（ cid ）和美国国家采购编号（ nsn ）都是由美国海军配件调配中心使用，用来订购安装在美国海军船舶上，或用来更换阀门或阀门配件。