• 阐述了稀土钝化机理

    Corrosion protection mechanism of rare earth passivation was stated.

    youdao

  • 一种新的水土保持方法——人工防蚀生草膜覆盖介绍

    A new method for soil loss control was introduced.

    youdao

  • 一种新的水土保持方法——人工防蚀生草膜覆盖介绍

    A new method for soil loss control was introduced.

    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