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- gas tight seal 气密密封
- A hermetic seal is used on this glass bottle. 这个玻璃瓶用的是一种密封盖。
- A hermetic seal is used at the top of this sample box. 这个样品盒的口用密封条封着。
- A hermetic seal is used at the top of this glass bottle. 这个玻璃瓶的口用密封条封着。
- A new structure gas tight machine for kiln end. 一种结构新颖的窑尾密封装置。
- Proper size inlet plumbing. Check for air tight seal. 检查进口管路的尺寸是否正确,是否拧紧。
- The hermetic seal on the packet means that the food lasts longer. 封袋上的密封印表明食物能保存更长的时间。
- Reattach cover plate to make an air and water tight seal. 重新固定盖板，并紧密密封防止空气和水通过。
- Dad had to break the hermetic seal to get a pill from the new bottle. 父亲必须打开密封的封口，从新瓶中拿出一颗药丸。
- Air tight seal keeps in smell, humidity and food nutriments stay in longer. 完全密封留住原味,湿气和食物营养保存更久。
- Plugs are moulded to cable for a liquid tight seal when mated to a socket. 配插座的电缆插头组件经液体紧固密封成型（采用液体紧固密封成型）。
- Wedging actions help affect a tight seal in low differential pressure services. 楔形的作用有助于在低压差应用中产生紧密的密封。
- The gas tightness test of aux. Air reservoir. 副空气瓶密性试验。
- The gas tightness test of service air reservoir. 日用空气瓶密性试验。
- Non-lubricated, tapered plug assures tight seal with low breakout torque. Constructed of hardened materials with optional hard facing. 无润滑，锥形阀塞确保紧密密封，并且具有很低的启动扭矩。有硬化材料构造而成，配置备选硬面。
- Gas tightness submission of main air reservoir. 主空气瓶密性提交。
- The servicing environment of tubing is very execrable and bears complicated forces, which needs reliable connection and excellent hermetic seal. 油管的工作环境较差,受力复杂,要求螺纹联接可靠、密封性好。
- Gas tightness test of control air reservoir. 控制空气瓶密性试验。
- The oil system of its a gas for needing grasp system ratio contact quinonoid formula hermetic sealing wants to get the polypeptide in brief. 其所需的气体控制系统比接触式密封的油系统要简单得多。
- Spring loaded discs help affect a tight seal in low differential pressure services. 弹簧负载阀瓣有助于在压差较低的应用环境中产生更紧的密封。
