• 芳纶浆粕己内酰胺复合进行了初步研究

    The compound of PPTA pulp and nylon 6 is studied in this paper.

    youdao

  • 芳纶浆粕己内酰胺复合进行了初步研究

    The compound of PPTA pulp and nylon 6 is studied in this paper.

    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