gas duct
短語詞組
- waste gas main duct 廢氣總管
- hot gas outlet duct 熱空氣出口管
- gas outlet duct 氣體出口管
- gas main duct 煤氣總管
- gun gas bleed duct 機(jī)炮排煙導(dǎo)管
- seal gas extraction duct 密封氣體抽氣管
- gas exhaust duct 排氣管道
- hot -gas supply duct 高溫氣體供氣管道
- kiln exhaust gas duct 窯排氣管 返回 gas duct