The work principle and advantages of the GMZ quick shutoff invertedvalve are presented.
叙述了GMZ快速关断逆止阀的组成及工作原理和优点。
2
This will tend to preserve the internal valve, avoiding disruption of the dorsal aesthetic lines, and inverted V deformity, and airway compromise.
这样做可以保持内鼻阀，避免鼻背美学曲线的中断，预防倒V畸形出现和气道完整性破坏。
3
When any steam enters into the inverted bucket, the bucket will obtain buoyancy and the fixed lever of the bucket drives the valve core to close the valve.