Fire-resistant galvanized tray cable bridge is the material is iron (steel), galvanized anti-corrosion coating materials, structure Pallet.是什么意思_Fire-resistant galvanized tray cable bridge is the material is iron (steel), galvanized anti-corrosion coating materials, structure Pallet.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句