检查净化器与灶具之间连接的气密性。
Examine the airproof of the connection between filter and the stove.
由连接管(1)与罩体(2)构成,罩体(2)与连接管(1)是以非气密性的螺纹相连接。
The movable sucking cover is composed of a connecting pipe (1) and the cover body (2), and the cover body (2) and the connecting pipe (1) are connected through threads of non air tightness.
通过以上设置,本实用新型能够有效保证软管连接的气密性,又能有效延长软管使用寿命。
By adopting the design, the novel silicon rubber hose can effectively ensure the air-tightness of hose connection, and prolong the service life of the hose.
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