operation beside ditch
[新英汉石油技术词典]
operation beside ditch沟边组装
是什么意思,operation beside ditch的解释,operation beside ditch的翻译
[石油英汉词典] operation beside ditch
operation beside ditch
[新英汉石油技术词典]
operation beside ditch是什么意思,operation beside ditch的解释,operation beside ditch的翻译
[石油英汉词典] operation beside ditch