fragile centralizer
fragile centralizer
[石油英汉词典]
fragile centralizern.脆性扶正器
是什么意思，fragile centralizer的解释，fragile centralizer的翻译
[新英汉石油技术词典] fragile centralizer
fragile centralizer
[石油英汉词典]
fragile centralizer是什么意思，fragile centralizer的解释，fragile centralizer的翻译
[新英汉石油技术词典] fragile centralizer