ballvalve(sphericalvalve,globevalve)詞語:ballvalve(sphericalvalve,globevalve)解釋:球閥(轉動閥,球閥)詞典:專利專業英漢詞典ballvalve(sphericalvalve,globevalve)相關解釋球閥(轉動閥,球閥)ballvalve(sphericalvalve,glo......