密封

A hermetic seal is used on this glass bottle.

这个玻璃瓶用的是一种密盖。

A hermetic seal is used at the top of this sample box.

这个样品盒的用密条着。

The hermetic seal on the packet means that the food lasts longer.

袋上的密印表明食物能保存更长的时间。

The ceramic plates of air valves against abration, corrosion, dust, dirt, and sand.

陶瓷阀耐磨、耐腐蚀、耐固体颗粒侵蚀，寿命长，适合各种气体、液体阀门的密。

By rubber strips. We’ve installed the strips along the hatch coamings.

借助于橡胶密条，将其安装在舱的四周。

This is an unsealed letter, don’t read it.

这是一未密的信, 不要看。

Reattach cover plate to make an air and water tight seal.

重新固定盖，并紧密密防止空气和水通过。

Food which has been closed up in tins is called tinned food.

密在罐头里的食品作罐装食品。

To protect the security and stable of film meter, should select some kinds right airproof liquate.

为保证隔膜表使用可靠性和安全性，应根据不同用途选择合适的密液。

Seal off the edgefold by using a new special heat-pressing technology, enhance prevention of side leakage.

独有的新型热压密技术，更加有效的防止侧漏，使用更加放心。

It's adequate for kind of mechanical seal,it's material conrist of Fluororubber,Silastie,Buna n rubber and each latex ware.

产品适用于各种机械密，有氟橡胶、硅橡胶、丁氰橡胶、三元乙丙胶等各种橡胶制品。

Applicable to acid (except vaporish acid),alkali, ammonia, vapor, oil, organic solvent ,chemistry corrosiveness, filling airtight of rotary pump.

适用酸（除发烟硫酸外）碱，，氨，蒸气，油品，有机溶剂，化学腐蚀性介质的各种旋转泵，阀门的填料密。

Chlorhydrin rubber properties of physical and chemical. process technology. adhesivenessand use in cold reducting machines were mainly introduced.

主要介绍了氯醇橡胶的机械性能、工艺性能、粘合性能及在制冷压缩机密中的应用。

This paper introduces studying and using process of new type polyurethane sealing element,contrastes with similar import sealing element.

介绍了新型聚胺脂密件的研究开发和使用过程,并与进同类密件进行对比,有一定的实用价值。

The article analyzes the reasion of poor effect for cuppy fixed dummy block in aluminium alloy extrusion press.

综合分析了杯碗式固定挤压垫实际密效果差的原因,针对固定挤压垫的结构进行了改进。

The optimum operating parameters is the important way to improve seal performence of pump valve and to prolon...

因此，优化泵的工作参数是提高泵阀的密性能、延长其使用寿命的重要途径。

It mainly consists of blind cap, blind base, unblanking mechanism, seal ring, tumbler, safety lock plate, pressure relief.

它主要是由盲盖、盲座、开启机构、密圈、转臂、安全锁、泄压装置构成。

Recently, the approaches of obtaining surface paintability have become an international research focus in the fields of organosilicon sealants.

如何获得表面可修饰性的有机硅密材料是近年来国内外研究的热点之一。

The rubber product:rubber footmat,rubber buttons,shockproof mat,rubber washer,rubber accessories,silicone rubber glue,airproof mat,glue stick,electric glue,gramary glue,powerful glue(double cover).

主要的橡胶产品有：魔术帖、硅胶帖、导电胶、强力双面胶、胶棍、脚垫、母扣、密圈、垫圈及防震胶圈、橡胶杂件等。

Then, we found that gas tightness had some problem, because gluewater of the heat copper of engine didn't pledge gas-tightness.

我们分析其原因，发现气密性并不好，加热处的胶水并不能保证密性。