密封

The structural design and mechanical analysis method of sealing system of high pressure liquid spring are discussed in this paper.

通过对高压密封腔内轴-密封环形成的密封间隙内液体泄漏量和压力分布进行计算与理论分析，探讨高压液体弹簧密封系统的结构设计和力学分析方法。

Flexible metal seal butterfly valve is the national focus on new products, high-performance flexible metal seal butterfly valve used one pair of eccentric and a special oblique cone oval seal structure.

弹性金属密封蝶阀是国家级重点新产品，高性能的弹性金属密封蝶阀采用了一个双偏心和一个特殊斜锥椭圆密封结构。

Based on researching contact Finite Element Analysis theory, a contact analysis prick valve pressurize through ANSYS is achieved.

介绍了液压领域里常用锥阀密封结构的接触密封机理，通过研究接触问题的非线性有限元理论，运用大型有限元软件ANSYS对锥阀密封结构进行了静态接触分析。

The sealant dispenser includes a stage on which a substrate is mounted; a nozzle for dispensing a sealant while making a relative motion with the substrate; a syringe coupled to the nozzle, for storing the sealant; and a distance sensor installed on both sides of a lower portion of the syringe, for measuring a vertical distance between a principal plane of the substrate and an outlet of the nozzle.

密封剂配送器包括其上可安装基板的工作台；用于在相对基板移动的同时配送密封剂的喷嘴；与喷嘴耦合，用于存储密封剂的注射器；和距离传感器，安装在注射器的下部的两侧，用于测量基板的主平面和喷嘴的出口之间的垂直距离。

Product best-selling more than 20 countries all over the world, including the TPR, TPE, TPV, NBR, EPDM, SIR, PVC + NBR foam type of material and mechanical seals, pipe seals, seal windows and doors, curtain wall sealing strip , bathing water, the cut off strip, container door seals, car door seals, electronic seals electrical lighting, all kinds of rubber tubing.

产品畅销全世界二十多个国家，其中包括TPR， TPE，TPV，NBR，EPDM，SIR，PVC+NBR 及各发泡类材料的机械密封件，管道密封件，门窗密封条，幕墙密封条，沐浴防水条，隔断胶条，集装箱门封条，车箱门封条，电子电器灯饰密封件，各类橡塑管材。

From leakage and small, sealed double standards and reliable, soft seal off seal off as well on.

从泄漏量又小、密封又可靠的双重标准来看，软密封切断就不如硬密封切断好。

This shaft seal does not actually contact the surface, it is the principle of the sealing polymer to a semi-molten state cooling and the formation of self-sealing.

这种密封实际上并不接触轴的表面，它的密封原理是将聚合物冷却到半熔融状态而形成自密封。

The single mechanical seals of five PHP pumps, nine PLA pumps, two THD pumps and nine ZA pumps in the acetic acid plant were changed into dual mechanical seals based on not changing main parts such as casing, impeller, shaft, bearings house etc. to solve the leakage problems of flammable, explosive, poisonous, harmful substances, such as acetic acid, methyl iodide, hydroiodic acid, and propionic acid etc.

通过对醋酸装置中所选用的5台PHP型、9台PLA型、2台THD型及9台ZA型单级卧式脚支撑化工离心泵，在不改变泵壳、叶轮、轴、轴承箱等主要部件的基础上，将原来的单端面机械密封改造为双端面机械密封或串联式机械密封，以此来防止所输送的易燃、易爆、有毒、有害高危介质（如醋酸、碘甲烷、碘化氢、丙酸等）外漏。

This valve's spring support structure, has overcome the traditional stopcock leak-proof energy balance, and easy to rust away the flaw, the alone biased seal design, compared the traditional stopcock to reduce the operation pitch of strand greatly, and maximum limit reduced the packing surface attrition, lengthened valve's service life.

该阀的弹性座结构，克服了传统旋塞阀密封性能差且易锈蚀的缺陷，独具的偏心密封设计，较传统旋塞阀大大降低了操作扭距，且最大限度地减少了密封面的磨损，延长了阀门的使用寿命。

The kind of three antimoulds including thiazole species,organo-metallic compounds and imidazole species were applied in the research of a polysulfide sealant .

选用了噻唑类、有机金属络合物、咪唑类3种防霉剂应用于聚硫密封剂，考察了聚硫密封剂的防霉效果，并研究了不同防霉剂对密封剂工艺性能和力学性能的影响。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。