为此研究出了水化膨胀复合堵漏技术。
A plugging technology using hydrating and swelling materials have been developed recently.
羟基酸盐电离出的金属阳离子能抑制泥页岩 的水化膨胀和水化分散；
Metal cations ionized by the hydroxy-acid salt can inhibit the hydration expansion and hydration dispersion of the clay shale;
陕北油石二开井段遇阻的原因为泥岩的水化膨胀和孔隙性砂岩的泥饼沉积。
The drilling resistance of the Erkaijing well in oil field of north Shanxi is caused by hydration expansion of mud stone and mud cake deposition of porous sandstone.
文摘：陕北油石二开井段遇阻的原因为泥岩的水化膨胀和孔隙性砂岩的泥饼沉积。
Abstract: the drilling resistance of the Erkaijing well in oil field of north Shanxi is caused by hydration expansion of mud stone and mud cake deposition of porous sandstone.
通过防止泥页岩水化膨胀的粘土稳定性能研究，讨论了它们的分子结构对抑制性的影响。
The effect of molecular structure of polymer to anti-swell ability are studied by analysing clay stabilization capabilities investigated.
本文所制备的锂镁皂土最终产品的水化膨胀性能已达到工业应用要求，有着广泛的应用前景。
The swelling property of the end product satisfies the commercial and practical requirement, resulting in extremely extensive application prospect.
它的主要作用是抑制泥页岩水化膨胀，改善泥饼质量，保护油层，同时也具有很好的防塌效果。
Its main effect is inhibiting clay shale hydration expansion, improve the quality of mud cake, protecting reservoir, also has the very good control effect of collapse.
此外，研究还证明无碱矿物激发剂具有水化膨胀性，它在一定 程度上能改善混凝土的 收缩。
Furthermore, the shrinkage of concrete is improved by the proven hydro-expansive property of mineral activator.
注入流体矿化度与储层中的粘土矿物不配伍时，会引起粘土矿物水化膨胀和分散，导致渗透率降低。
When the salinity of injected fluid is not compatible with clay minerals in a reservoir, hydrated swell and dispersion of the clay minerals are caused, which makes permeability decreasing.
用该共聚物配制的防塌泥浆抑制页岩水化膨胀和水化分散的能力，随共聚物中丙烯腈含量增加而增强。
The ability of the copolymer to prevent shale hydration swelling and dispersion(cave-in) enhances as the acrylonitrile content in it increases.
若将馆陶组地层水作为注入水水源，必须在注入水中加入防膨剂以防止由于粘土水化膨胀而造成的地层伤害。
If the formation water in Guantao formation is used as a source of water injection, swelling preventing agent shall be added to the injected water to prevent formation damage from hydrated clay swell.
PTA粘土稳定剂是通过其表面的正电荷和大分子之间的分子间力强烈地吸附在粘土颗粒表面，防止粘土水化膨胀而起作用的。
The PTA may be by means of actions of its surficial positive charges and intermolecular forces among macromolecules to absorb on the surface of clay grains to prevent clay from hydrating swelling.
通过水化膨胀试验和渗透试验研究了GCL在竖向应力作用下的膨胀特性和渗透性能，并分析了正应力和加压水化顺序的影响。
Swelling characteristics and hydraulic properties of GCLs under vertical stress were studied through hydration swelling tests and permeation tests.
通过向高温死烧过的氧化钙中加入合适的添加剂，对水化过程进行控制，将膨胀能充分利用到介质破碎中。
Adding appropriate additive to the calcium Oxide sintered in the high temperature, and controlling the process of hydration will make the expansion fully exert to the fragmentation of rock.
用步进扫描半定量XRD法确定水化产物的物相组成，同时测定胶砂试件的限制膨胀率。
The phase composition of hydration product was determined with semi_quantitative step_scanning XRD and the restrained expansion of mortars was measured.
方镁石的水化是轻烧氧化镁膨胀的理论基础。
The hydration of periclase in the magnesia is the theoretical basis for its expansion.
本文研究粉煤灰对双膨胀水泥水化和膨胀性能的影响。
This paper is concerned with effects of fly ash on the hydration and expansive property of double expansive cement.
通过全面检测和分析，指出混凝土骨料中含有的方镁石发生水化反应所引起的体积膨胀，是混凝土构件胀裂的根本原因。
Through some macro and micro inspections, the cause is found out of the volume expansion due to the hydration of magnesia in concrete aggregates.
淀粉是一种复杂的碳水化合物，淀粉与水结合后会膨胀并引起性能的变化。
Starch is a complex carbohydrate which combines with water; and causes the material to swell and change character.
淀粉是一种复杂的碳水化合物，淀粉与水结合后会膨胀并引起性能的变化。
Starch is a complex carbohydrate which combines with water; and causes the material to swell and change character.
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