marginal ring depression
[石油英汉词典]
marginal ring depressionn.边缘环形坳陷
是什么意思,marginal ring depression的解释,marginal ring depression的翻译
[新英汉石油技术词典] marginal ring depression
marginal ring depression
[石油英汉词典]
marginal ring depression是什么意思,marginal ring depression的解释,marginal ring depression的翻译
[新英汉石油技术词典] marginal ring depression