• 稀有稀土金属矿床空间分布成因上,燕山花岗岩体密切相关,往往具有水平分带向分带规律

    The distribution of rare metals and re in space and origin correlated with granite of Yanshan period with horizontal and vertical zonal rules.

    youdao

  • 稀有稀土金属矿床空间分布成因上,燕山花岗岩体密切相关,往往具有水平分带向分带规律

    The distribution of rare metals and re in space and origin correlated with granite of Yanshan period with horizontal and vertical zonal rules.

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定