| 释义 |
pipe fittings1.管件 2.管接头pipe fittings管配件;管接头pipe fittings管配件，管接头pipe fittings管路装具pipe fittings管接头pipe fittings管配件pipe fittings管配件;管接頭航空太空名詞pipe fittings管接頭工程圖學pipe fittings管路裝具海事pipe fittings管配件；管接頭機械工程pipe fittings1.管件 2.管接頭鑄造學pipe fittings管配件造船工程名詞 |