基本解釋黑鋼管英漢例句雙語(yǔ)例句Carbon Black Steel Pipes;炭黑鋼管;Steel pipes parts, forged DIN 2980, black and galvanized.鍛制鋼管件, 黑鋼和鍍鋅。black steel pipe更多例句詞組短語(yǔ)短語(yǔ)Carbon Black Steel Pipes 炭黑鋼管black steel pipe更多詞組