• Two new technologies were introduced to extract gold(silver)in one step from waste gold plated articles. The extracting equipment was developed and successfully used for the purpose.

    介绍两种一次性镀金)件提取(银)技术,并用自行研制的高效金银直设备,应用于不同废镀件的处理。

    youdao

  • Two new technologies were introduced to extract gold(silver)in one step from waste gold plated articles. The extracting equipment was developed and successfully used for the purpose.

    介绍两种一次性镀金)件提取(银)技术,并用自行研制的高效金银直设备,应用于不同废镀件的处理。

    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