工业水处理冷却发电机和封水增加的涡轮轴滑动在水力发电站的密封圈使用寿命过滤。
Treatment of industrial water for cooling generators and filtration of sealing water to increase the service life of the turbine shaft sliding-ring seals in hydroelectric power stations.
满意保证，外面有塑膜密封，里面有保鲜封，不论哪一个密封破损或丢失，不要使用。避免儿童接触。
Satisfaction Guaranteed. Safety sealed with outer shrinkwrap and inner freshness seal. Do not use if either seal is broken or missing. Keep out of reach of children.
在平衡密封设计中，筒式釉封采用了新型耐磨金刚砂材料，具有常年无故障性能。
In the design of balanced seal, the barrel type seal has adopted a new-type material of wear resistant corundum to enable no failure for many years.
曲径汽封和活塞环提供了双密封系统，使油保持洁净并减少磨损。
Labyrinth seal and piston ring provide a dual sealing system, keeping oil clean and reducing wear.
通过加热而封密封在织物里面的衬背。见胶粘。
用于混凝土墙板、板、风管道的防水密封，金属制品、棉板、膏板、料等轻型板材和门窗的防水、封。
Used for the waterproof sealing on concrete wall panel slab ventilation pipes the light weight panel products window and doors of metal products asbestos boards gypsum board wood plastic etc.
对新的单体电池制作方法，单体电池底部的胶封和电池组的密封以及12v电池的短路电流问题进行详细地介绍和讨论。
The method of flat cell making, the glue sealing for the bottom and the sealing of the battery as well as the problems of the short current of 12v battery were mainly discussed.
用于混凝土墙板、板、风管道的防水密封，金属制品、棉板、膏板、料等轻型板材和门窗的防水、封。
Used for the waterproof sealing on concrete wall panel slab ventilation PIP es the light weight panel products window and doors of metal products asbestos boards gypsum board wood plastic etc.
这个样品盒的口用密封条封着。
使用机械密封时，应调整机封压盖螺柱，使其无泄漏。
If mechanical seal is used, adjust the stud on the gland to ensure no leak with it.
探讨了烷氧基硅烷封端率及端羟基聚丁二烯的含量对单组分密封胶的力学性能、硬度及表干时间的影响。
The effects of different silane end-capped ratios and HTPB content on mechanical properties, hardness and surface dry time of the sealant were discussed.
本文在介绍铟的有关物理化学性质的基础上讨论了铟作为封接材料所形成真空密封的特点与机理。
In this paper the general physical and chemical properties of the indium which is used as a soft-metal sealant is described.
在一定法兰连接螺栓预紧力作用下，法兰密封泄漏明显减少，从而解决了热交换器封头法兰密封失效的问题。
Under certain pre - tension from flange joint bolt, leakage of flange sealing had an obvious decrease, thus resolving sealing failure in cover flange of heat exchange.
研制了液压坐封gy241型锚定器和“自封与压缩胶筒”双重密封的ZY331型反洗封隔器。
A hydraulic setting anchor of type GY241, and a double packing ZY331 back washing packer features in self pack and rubber sleeve pack are developed.
分析表明，螺套式螺旋密封不仅能获得与螺杆式螺旋密封相同的封液能力，而且还可以改善密封效果。
It is clear that screw-sleeve type screw seal not only can obtain sealability as screw-shaft type screw seal, but also can improve sealing effect.
螺旋密封的封液能力的计算是设计螺旋密封的关键。
The calculation of sealing capability of spiral seal is the key to design the spiral seal.
井下封隔器的密封状况检查在油田注水开发过程中是一项非常重要的工作。
It is an important work to check the sealing condition of the packer in oilfield water-flooding development.
根据功能要求，本电气贯穿件的技术特点是采取了陶瓷组件封焊和钢管聚砜旋锻密封两种密封方法，以及紧凑的结构方式。
According to the functional requirements, their technical characteristics consist of two ways on seal, ceramic package seal weld and tube polysulfone whirl forge seal, and the compact structure.
聚四氟乙烯内衬直管，套管，弯头，三通，四通，大小头，筒体，空压机-制氧机- 活塞环、密封圈和汽配封圈。
Teflon - lined pipe, casing, elbow, the three exchanges or four, size head, cylinder, air compressor - oxygen - ring, gasket seal ring and auto parts.
半球形封头壁厚与筒体壁厚不相等的高压容器是由端部密封装置、筒体、半球形封头和加强箍等组成的一种新结构容器。
High pressure vessel with hemispherical head thinner than cylinder wall is a new type of vessel which consists of sealing device, cylinder, hemispherical head and reinforcing ring.
用于混凝土墙板、板、风管道的防水密封，金属制品、棉板、膏板、料等轻型板材和门窗的防水、封。
Used for the waterproof sea ling on concrete wall panel slab ventilation pipes the light weight panel products window and doors of metal products asbestos boards gypsum board wood plastic etc.
它将封隔器与伸缩管设计成一体，采用V形膨胀石墨密封圈组成密封系统，确保伸缩管热力伸长时封隔器的密封性。
The packer and telescopic tube are designed to a whole body and V-shaped inflatable graphite sealing ring is used to form the sealing system, ensuring the sealing performance of.
蜂窝式密封新技术在减小汽封径向间隙的同时，借助于优化密封蜂窝室几何参数显著提高了汽轮机组的安全经济性。
Honeycomb sealing technology could make steam turbine unit operation safe and economic due to geometric parameters optimization of honeycomb seals when decreasing radial labyrinth clearance.
浮力原木完全密封在乙烯胶布中，采用热封，提供防水浮力小室和更高的强度。
The flotation logs are completely enclosed in a vinyl coated fabric which is heat sealed to provide a watertight flotation compartment and greater strength.
套筒式气封和油封总成，油封之间通密封空气， 油封与气封之间有一通大气的腔室。
Cartridge type air and oil seals-seal air is injected into the oil seal and is vented to atmosphere between the seals.
室内试验及现场应用表明，与常规液压封隔器相比，它具有坐封容易、密封可靠、打捞方便、解卡顺利等优点。
The indoor test and field application show: Comparing with regular packer, it has such advantages as simple setting, reliable sealing, convenient fishing, smooth unfreezing.
将超弹性合金材料引入封隔器领域，是解决橡胶材料密封件所存在问题的新途径。
The introduction of the super elastic alloy material to the packers is a new way to solve the problems of rubber sealing element.
该技术是利用密封段密封配水器中心通道，通过改变井口注水压力来了解配水器以下的流量和压力的变化情况，判断封隔器密封状况。
The packer sealing condition is valuated according to the variation of flow rate and pressure below injection flow regulator with injection pressure at the wellhead.
针对自封式皮碗封隔器存在下井阻力大、皮碗易损坏和密封效果差等缺点，研制了HNX344—114型皮碗封隔器。
Model HNX344—114 cup packer is developed in the light of frequent failure and bad sealing effect of self sealed cup packers.
针对自封式皮碗封隔器存在下井阻力大、皮碗易损坏和密封效果差等缺点，研制了HNX344—114型皮碗封隔器。
Model HNX344—114 cup packer is developed in the light of frequent failure and bad sealing effect of self sealed cup packers.
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