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1·Especially in the application of airtight cover.

尤其是在密闭罩方面的应用。

2·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。

3·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。

4·Seal cover over the heat exchanger airtight with butyl adhesive.

用丁基合成橡胶粘合胶将罩盖密封在热交换器上。

5·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。

6·Hot dip galvanizing air sealed junction box used in a protective airtight door or temporary plugging outside of war by shock wave direction, junction box should be used in protective cover.

热镀锌人防密闭接线盒用在防护密闭门或临时战争封堵外侧受冲击波方向，接线盒应采用防护盖板。

7·The gas distribution device leaves enough space for an airtight transparent window which is arranged on the top part of a cylinder cover.

这种配气装置 为在气缸盖顶部设置密闭的透明视窗留出了足够的空间。

8·The cover is formed by covering an airtight waterproof film on a frame. The lower edge of the cover is provided with a sealing ring which can prevent the external leakage of hot gas.

用不透气不透水的薄膜材料覆盖在一个框架上形成罩子，罩子下边有密封环，可以阻止热气外泄。

9·The methane tank comprises a methane tank cover (1) and a tank body (2). The lower end of the methane tank cover (1) is in airtight connection with the top end of the tank body (2);

本发明包括沼气池盖（1）、池体（2），所述沼气池盖（1）的下端与池体（2） 的顶端密闭连接；