蝶墊 的英文怎麼說
中文拼音 [diědiàn]
蝶墊
英文
spacer-
Rubber - seated butterfly valves
橡膠墊密封蝶閥Mbly of the ministry of mechanism, a member of transformer branch association of china electrical appi - l iance industry association, it s one of the all complete producers of transformer oil pump, oil flow ndicator,
泵油流繼電器bct端子盒ct接線板絕緣端子絕緣墊塊油位計變壓器風扇蝶閥壓力釋放閥
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