duct of spinning machine_新英汉石油技术词典
duct of spinning machine
[新英汉石油技术词典]
duct of spinning machine纺丝机甬道
是什么意思，duct of spinning machine的解释，duct of spinning machine的翻译
[纺织英汉词典] duct of spinning machine
纺丝机甬道
duct of spinning machine_新英汉石油技术词典duct of spinning machine
[新英汉石油技术词典]
duct of spinning machine是什么意思，duct of spinning machine的解释，duct of spinning machine的翻译
[纺织英汉词典] duct of spinning machine
