密封介质使橡胶溶胀，降低了橡胶的硬度，由此油封的过早的老化和磨损；
The sealed media that rubber, and to reduce the swelling of the rubber oil seal, and, as a result, the hardness premature aging and wear;
分析了影响机械密封使用的几个因素，包括温度、压力、转速以及被密封介质的特点。
The factors affecting the use of mechanical seals, including temperature, pressure, rotary speed and characteristic of the sealed medium, are analyzed.
普通单一叶蜡石材料传压密封介质在高温高压下容易发生相变，影响介质的使用性能。
The phase change of ordinary pressure-transfer sealing medium made by pyrophylite occurs under high temperature and high pressure, which influences the medium's functions.
一种大型洗衣机主轴的密封装置，它是由支承装置、密封介质、注油孔、密封件等组成；
The utility model provides a main shaft sealing device for a large-size washing machine, comprising a supporting device, sealing medium, an oil feeding hole, a sealing element, etc.
高温高压合成超硬材料需要密封介质，叶蜡石是目前国内使用最普遍的密封、传压、保温、绝缘材料。
Pyrophyllite is the most common seal, pressure transfer and heat preservation, insulation material in domestic at present.
另外，所要输送的介质必须与系统中的密封、垫圈、软管等橡胶材料具有相容性，如果两者不相容，那么就得重新确定输送介质。
In addition, the media must be delivered with the system of sealed, gaskets, rubber hoses and other materials have compatible, if the two incompatible, then you must re-transmission medium.
对于易燃易爆、有毒或有放射的介质，外漏更是不能允许的，因而阀门必须具有可靠的密封性能。
The inflammable, explosive, toxic or radioactive medium is allowed to leak, so the valve must have a reliable sealing performance.
阀门的密封性能是指阀门各密封部位阻止介质泄漏的能力，它是阀门最重要的技术性能指标。
Sealing performance of the valve means of the sealed parts of the valve to prevent leakage of the ability of media, it is the most important technology valve performance.
根据需要和输送介质，可采用机械密封和填料密封两种，且这两种结构具有互换性。
According to needs and delivery medium, can be used two kinds of mechanical seals and packing seal, and the structure of these two kinds of interchangeability.
由于密封破裂出于安全考虑，宜谨慎测试毛细管充液和工艺介质的反应。
For safety consideration due to ruptured seal, reaction of capillary fluid with process fluid should be carefully examined.
正向介质压力增大时阀板斜圆锥表面与阀座密封面挤压越紧，密封效果越好。
Medium pressure increases toward the valve seat surface and oblique cone sealing surface squeeze is tightening, sealing the better.
杂质泵用机械密封经过静试后，运转时高速旋转发生的离心力，会克制介质的泄露。
Impurity pump mechanical seal after static test, the operation of high-speed rotation of the centrifugal force generated will inhibit the leakage of media.
本文提出了一种新型的具有真空密封性能、沉积在介质基片上的波导感性膜片窗口。
This paper presents a new type of waveguide discontinuities-inductive septawindows deposited on a dielectric substrate.
工作介质在双面上密封可靠。
对于低温的工况介质可选用低温密封系统(J单元)。
For cryogenic applications a low temperature seal system (J unit) is also available.
球体和阀座密封圈都采用金属材料制造，密封比压很大，依靠介质本身的压力已达不到密封的要求，必须施加外力。
Ball and valve seat rings are metal materials, sealing pressure than the large, rely on the media itself can not seal the pressure has reached the requirements to be imposed by external forces.
在低温，腐蚀性介质或真空条件下，应考虑具有特殊性能的密封垫。
In the low temperature, corrosive medium or vacuum conditions, with special performance should be considered the gasket.
不受安装工况的限制，不受介质流动方向的限制。可任意角度安装，同时双向密封。
It can be installed at any Angle and sealed at two-way at the same time, which cannot be affected by the working condition and flow direction of medium.
三道机械密封防止介质的泄漏，同时泵内部的高度抛光降低了对形成的聚合物链的损害。
A sophisticated triple mechanical seal system prevents leakage of the pumped fluid whilst highly polished pump internals minimize damage to the forming polymer chains.
其中的动力密封是特为输送各种复杂的介质而设计的，该特殊设计可降低密封运行成本。
The Sulzer Dynamic seal is specially designed for difficult liquids offering reliable operation and low total sealing costs.
平坦的闸板底部与阀座之间能够实现全周长阀座密封，避免阀座出现可能淤积流体介质、妨碍阀门完全关闭的底部洞隙。
The flat bottom gate provides full perimeter seating against the seat, eliminating pocket in the bottom of the seat that can trap process media and prevent the valve from fully closing.
分析了催化裂化装置静密封泄漏的主要介质、原因、途径，并提出了相应的预防和治理措施。
Major media, the cause and the approach of static seal leakage were analyzed in FCC plant. Corresponding preventive and treating measures were put forwards.
采用多种密封形式能适应不同的介质，特别适用于调节切断和要求快速自保的场合。
All kinds of seal type can suit different medium. It is especially suitable in the condition of adjusting, cutting off and self-protecting quickly.
标准化学密封的介质浸润部分采用不锈钢制成。
The medium wetted parts of these chemical seals are manufactured in stainless steel as standard.
通过引入清洗流体介质，可以在上游和下游阀座以外，在阀门内生成第三动态密封。
Create a third dynamic seal in the valve, in addition to the upstream and downstream seats, by introducing the purge media.
在管道系统中起对介质的接通或截流，流通能力强，压损小，双向密封可达到零泄漏。
In the pipe system, the medium is connected or cut, the flow capacity is strong, the pressure loss is small, the two-way sealing can achieve zero leakage.
根据介质性能及使用期，应经常检查阀体顶部四氟密封圈和孔板部的四氟薄片。
According to media performance and the use of period and should always check the valve orifice at the top of the Ministry of PTFE seals and PTFE sheet.
系列过滤筒以聚丙烯为介质，o环密封。褶皱结构可以保证最大流量、最低压降。
Absolute AquaLine? Series Filter Cartridges feature polypropylene media and a proprietary oring seal. Our pleated construction provides maximum flow rates with the lowest possible pressure drop.
文章介绍了一种在干燥、含固体颗粒气体介质条件下旋转轴密封的新设计。
This paper introduces the new design of seals for cam grinder's axial end or revolving spindle in dry gas containing particulate matter.
文章介绍了一种在干燥、含固体颗粒气体介质条件下旋转轴密封的新设计。
This paper introduces the new design of seals for cam grinder's axial end or revolving spindle in dry gas containing particulate matter.
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