pipe-casting in trenches_新英汉石油技术词典
pipe-casting in trenches
[新英汉石油技术词典]
pipe-casting in trenches管子浇灌在管沟中
是什么意思，pipe-casting in trenches的解释，pipe-casting in trenches的翻译
[石油英汉词典] pipe-casting in trenches
管子浇灌在管沟中
