Especially in the application of airtight cover.

尤其是在密闭罩方面的应用。

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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。

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The utility model relates to a new type airproof microwave extractive container for chemical use, which consists of a container body, an airtight cover and an external cover.

一种化学用新型密闭式微波萃取容器，由罐体、密闭盖和外盖组成。

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In his wine cellar in Napareuli, six miles down the road from the Alaverdi Cathedral, Gela Gamtikulashvili crosses himself and prises the cover of a qvevri from its airtight clay seal.

BBC: Discovering wine in Georgia