seal with o-ring 中文意思是什麼
seal with o-ring
解釋
圈密封-
Railway traction and rolling stock. plugs with o - ring seal
鐵路車輛.帶形密封圈的塞子 -
Railway traction and rolling stock. pipework connections on devices fitted with o - ring seal plugs. interfaces
鐵路牽引車和鐵路車輛.裝有形密封插塞的管路的連接件.介面 -
Tubeless clamp in tyre valves with o - ring seal
輪胎氣門帶o形密封圈中無內胎卡箍
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