• The method of chemical deoxidization was used to treat electroplating wastewater which contains chromium ions, and sodium pyrosulfite was used as reducing agency.

    采用化学还原处理离子污水,焦亚硫酸钠作还原剂。

    youdao

  • The method of chemical deoxidization was used to treat electroplating wastewater which contains chromium ions, and sodium pyrosulfite was used as reducing agency.

    采用化学还原处理离子污水,焦亚硫酸钠作还原剂。

    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