实践证明它优于常规水泥体系，可提高固井质量和水泥环封隔有效期。
Through practice, the results show that its property surpass regular cement system, and can improve cementing quality and the period of validity of cement sheath plugging.
介绍迷宫环封密装置在吸口侧无封水的大功率泥浆泵上的应用，以及迷宫环的设置与安装。
The paper introduces the application and installation of labyrinth sealing device in high - power mud pump without being sealed at suction mouth side.
径向引线固定电感器，在铁氧体磁芯上单层或多层绕线，环氧树造脂包封，包装形式可以编带也可袋装。
Radial lead coil, single or multi-layer winding on ferrite core, coating by epoxy resin. Products can be taped or packed in viny bangs.
产品用途：高压电器件的绝缘浇注料、环氧灌封料、塑封料、包封料、绝缘子、干式变压器、高压互感器、填料等。
Uses:Packing of high tension electrical equipment, epoxy pouring packing material, plastic pacing material, dry type transformer, high tension mutual inductance equipment, insulator.
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.
实践证明，经过这样处理后的浮封环，有较好的抗磨性能，因而在生产中得到了广泛的应用。
Practice verifies that floating seal rings heat-treated this way are of better wearing resistance, and hence are widely used.
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.
研究了液体环氧、粉末环氧包封高压高阻电阻器后，电阻器主要电性能的变化。
The changes of electrical characteristics after being coated in liquid epoxy resin or powdered epoxy resin are investigated.
执行详细目视检查确保钢索没有接触到除了滑轮，扇形盘，钢索封严或者安装在钢索运行行程上的索环的其他部件。
Perform a detailed visual inspection to make sure that the cable does not contact parts other that pulleys, quadrants, cable seals, or grommets installed to control cable routing.
作为技术难点，作者对粘性环氧料灌封电子本体技术进行了详尽地研究和试验。
As technical difficulty, the author makes experiment and undertakes research on the technology of dosing electronic body detailed.
水泥石是构成井下水泥环的主要材料，它和套管共同起到层间封隔的作用。
Cement sheath are the main composites for cementing well and isolating the pay zone together with casing pipes.
介绍了其解封力的具体计算方法，为该型封隔器的解封剪环规格的选择提供了理论依据。
The method for calculating the releasing force is presented, providing a basis for selecting the size of the releasing shear ring.
合成了以羟基封端的脂肪族聚碳酸酯-聚乙基醚碳酸酯二醇（PEECD），并用于环氧（EP）树脂的增韧。
One kind of hydroxyl - terminated aliphatic polycarbonate, i. e. poly(ethylene ether carbonate) diol(PEECD) was synthesized and used to toughen epoxy resin (EP) .
考察了硅微粉的种类及用量对环氧灌封材料的凝胶化时间、冲击强度、吸水率、体积电阻率的影响。
The influence of the kind and using level of silica powder on the gelation time, impact strength, water absorption and volume resistivety of the epoxy encapsulateing materials were studied.
研制了低黏度环氧灌封胶，进行了配方优化，测试了其力学性能和电性能。
A kind of epoxy pouring sealant was prepared. Its formulation was optimized. The electrical and mechanical properties were determined.
取出缸体封盖。从封盖取出定位环，将定位环加工到预定的尺寸。
Remove the barrel cover. Remove the locating ring from the cover. Machine the determined amount off the back of the ring.
本文简介了环氧阻燃包封料的阻燃机理以及影响其阻燃效果的各种因素，最终确定其配方及制备工艺，并对其应用做了评估。
Flame retarding mechanism, influence factors of anti-flammability and application of epoxy encapsulating materials for polyester film capacitor were described in this paper.
用于永久封隔套管和井壁之间的环型空间的材料。
The material used to permanently seal annular Spaces between casing and borehole walls.
面对二环“双快”改造工程，本月内羊西立交桥面要进行打围和封桥施工。
In the face of the ring "double fast" project, this month to his sheep West overpass bridge and road bridge construction.
叙述了压气机静子蜂窝封严扇形段和燃烧室前封严环组件的结构特点，对蜂窝组件的修理过程进行了研究。
Characteristics of honeycomb structures of compressor stator and combustion chamber are narrated and studied also for their repairing processes.
同时阐述了环氧、有机灌封材料的种类、组成、特性、应用现状、存在的问题及各类优化改性。
The properties of epoxy potting materials and organic-silicon potting materials are described in details.
一种完井部件。它通常包括在接近封隔器的下部组合中。它用来提供在油管与环空之间的连通。
A completion component, generally included in the lower assembly near the packer, that allows communication between the tubing and annulus.
在转换至封隔器装置上面的环空以前，回流的携带液在工具底部进入内部流动通道，于是将环空隔离。
The returned carrier fluid enters the internal flow path at the base of the tool before crossing over to the annulus above the packer assembly, isolating the annulus.
在尾管内下封隔器，循环确信尾管环空畅通后下入水泥承留器固井。
The liner was cemented by cementing retainer after its annular was assured expedite by setting packer in liner and making circulation.
以异氰酸酯封端的聚氨酯预聚体(PU)与环氧树脂(EP)发生反应，制备了聚氨酯接枝改性环氧灌封材料。
Epoxy encapsulating materials grafted and modified with polyurethane (PU) was prepared by reaction of -nco-terminated PU prepolymer with epoxy resin (ep).
本发明公开了一种等离子显示屏的排气管，其中，排气管发热组件固定在排气管封离处，由金属环构成。
The invention discloses a vent pipe of a plasma display screen. A vent pipe heating assembly is fixed on a vent pipe sealing-off part and consists of a metal ring.
轴向引线固定电感器，在铁氧体磁芯上单层或多层绕线，环氧树造脂包封，包装形式可以编带也可袋装。
Axial lead coil, single or multi-layer winding on ferrite core, coating by epoxy resin. Products can be taped or packed in viny bangs.
三钩环弹性细节带封确保无与伦比的契合。
Three hook-and-loop strap closures with elastic detail ensure an unbeatable fit.
同时，从产品结构设计、灌封工艺方面对如何改善环氧灌封料的抗低温开裂性能提出了一系列对策。
Meanwhile, a series of methods are proposed to improve the crack-resistant attributes by optimizing the techniques a...
同时，从产品结构设计、灌封工艺方面对如何改善环氧灌封料的抗低温开裂性能提出了一系列对策。
Meanwhile, a series of methods are proposed to improve the crack-resistant attributes by optimizing the techniques a...
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