短語(yǔ)詞組短語(yǔ)protecting g tube 保護(hù)管Cable protecting tube 電纜套管Weir steel protecting tube 堰鋼護(hù)筒porcelain thermocouple protecting tube 熱電偶瓷保護(hù)管double protecting tube 雙重保護(hù)管;雙護(hù)筒bell protecting tube 承口保護(hù)管protecting tube embedding 鋼護(hù)筒埋設(shè)thermocouple protecting tube 釋義熱電偶保護(hù)管pyrometer protecting tube 高溫計(jì)保護(hù)管 返回 protecting tube