Especially in the application of airtight cover.
尤其是在密闭罩方面的应用。
The design and application situation about HZ type dust proof airtight cover is introduced.
简要介绍了HZ型防尘密闭罩的研究设计和工程应用情况。
Or texture of soft flexible rubber airtight floor drain in the cover plate on.
或用质地软有弹性不透气的橡胶板遮盖在地漏上。
Or texture of soft flexible rubber airtight floor drain in the cover plate on.
或用质地软有弹性不透气的橡胶板遮盖在地漏上。
应用推荐