• The characteristics of plastic and traditional water supply pipe were compared, and the specification of water supply UPVC pipe were proposed in this paper.

    本文塑料水管传统给水管材特性方面比较给出了UPVC给水管在施工中的技术要求

    youdao

  • The characteristics of plastic and traditional water supply pipe were compared, and the specification of water supply UPVC pipe were proposed in this paper.

    本文塑料水管传统给水管材特性方面比较给出了UPVC给水管在施工中的技术要求

    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