cementation

Through analyses of effect on the reservoir property of diagenesis and its phases, it indicated that the genetic mechanism of the low permeability of this area is the filling and cementation of autogenetic mineral during diagenesis.

通过分析低渗透储层成岩作用对储集物性的影响，认为造成本区储层砂岩较低渗透率的主要成因机理是成岩期各种自生矿物的充填和胶结作用。

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The product color bright, the cementation strength is good, guarantees your packing reliable safety.

产品颜色鲜艳 、 粘接力佳, 确保您的包装牢固安全.

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Uniformity of annulus flow is important in well cementation.

偏心环空流动的均匀性在固井工程中有重要影响.

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Constructive diageneses includes pressure solution while destructive diageneses include cementation compaction silication and filling.

而破坏性成岩作用包括胶结作用、压实作用、硅化作用、充填作用.

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Effect of natural calcium sulphate dihydrate on cementation behaviour of building gypsum

天然二水石膏对建筑石膏凝结硬化性能的影响

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Mud fluid's density and flow are two important parameters during well cementation.

水泥浆的密度和流量是固井施工过程中的两个重要参数.

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Dissolution gave secondary porosity and increased porosity, and it occurred mainly in feldspathic grains and carbonate cementation.

溶解作用产生次生孔隙，增大孔隙，并主要发生在长石颗粒和碳酸盐胶结物中；

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Vertical Itemized Back Pretreatment Medium-length Hole Throwing Blasting Spacing Cementation Filling Mining Method

竖分条预控顶中深孔抛掷爆破间隔胶结充填采矿法

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The aluminizing process by low press packing cementation ( LPPC) on the surface of K17 superalloy was investigated in this paper.

研究了在高温合金K17表面上低压固体粉末包埋（LPPC）渗铝工艺。

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The influences of diagenesis on the reservoir physical properties are mainly the change of porosity and permeability. Compaction and cementation of the reservoir rocks makes the primary pores and permeability decreased quickly, which is the main causes of the poor physical properties;

成岩作用对储集物性的影响主要表现在孔隙度和渗透率的变化，其中压实作用和胶结作用使储层原生孔隙迅速减少、渗透率降低，使得储集物性变差；

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Calcite cementation seens a possibility where lime grains or calcareous organisms are abundant.

在灰质颗粒或钙质生物丰富的地方,方解石胶结作用似乎是有可能的.

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Bassoon diameter well cementation is one of project of maritime artesian well special operation.

大管径固井是海上钻井工程中的一项非凡作业.

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The aluminized coating on K 438 superalloy was prepared by pack cementation.

采用固体粉末包埋渗铝法,在K438高温合金表面制备渗铝涂层.

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The Consolidation and cementation affect storage capability greatly, and the dissolution contribute great to the porosity, the Chipping mineral including mica strengthen anisotropism, complex hole structure, debase storage capability.

压实作用、胶结作用严重影响了储层的储集性能，溶蚀作用对储层的孔隙度有很大的贡献，云母等碎屑矿物的蚀变作用使非均质性加强，孔隙结构复杂、储集性降低。

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Dentists should choose luting cements reasonably and do cementation carefully, make the fixed prosthodontics expectation as long as possible.

临床医生应合理地选择黏结材料，精细地完成黏结过程，达到最佳的修复效果。

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The sand reservoir of the Shanxi Formation and lower Shihezi Formation of Upper Palaeozoic in the south of Ordos Basin belongs to tight reservoir. The calcite cementation is one of the key factors causing tight sand reservoir.

鄂尔多斯盆地南部上古生界山西组&下石盒子组砂岩储层岩性致密，方解石的后期胶结作用是导致储层致密化的重要因素之一。

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Clay coats can be particularly important as inhibitors of later quartz cementation.

粘土包壳作为石英晚期胶结作用的抑制剂可能是特别重要的.

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To be able to relate the cementation of reservoirs to other events would be quite useful.

把储集层的胶结作用和其他事件联系起来是很有用的.

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Study on the reaction rate of sbo~+/ zn cementation reaction by Evans' diagram

Evans图法研究SbO~+/Zn置换体系的反应速度

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Influence of Palladium on Aluminizing Process by Low Press Packing Cementation for K17 Superalloy

Pd对K17合金低压固体粉末包埋渗铝工艺的影响

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Adaptation is a broad concept, includes casting precision, usually refers to the marginal gap between the tissue surface of restoration and abutment, or the thickness of cement after cementation.

适合性是一个广义的概念，包括铸造精度，通常指牙预备体与修复体之间间隙的大小，也就是粘固剂层的厚度。

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The strong cementation are of importance that form the result of the worse reservoir space.

造成了砂岩的有效储集空间较差的结果.

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Metallic cementation is the common use of the material surface modification.

渗金属是材料表面改性的常用手段之一.

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The results show that the catalytic cementation nitrocarburizing below the eutectoid temperature has a rapid penetrating rate and high hardness for the diffusion layer.

结果表明，在共析温度以下进行催渗氮碳共渗，具有渗速快、渗层硬度高的特点；

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The synthetic unconsolidated samples with weak cementation and high porosity were prepared using physical simulation technique.

利用物理模拟技术制作了一组微弱胶结、非固结高孔隙度人造样本.

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The method of phosphor-gypsum cementation and filling technology is introduced with the design sample.

通过设计实例,介绍了磷石膏作为充填骨料充填井下的方法.

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They are usually carried out industrially by pack cementation or hot dip process.

目前工业上常用的渗铝方法有固体包装法和热浸法.

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Stardard getting ready for, high technology artificer fabrication, stardard cementation, effect is also very satisfied.

正规的预备, 高技术的技工, 正规粘结, 效果也是很满意的.

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In the Quaternary formation and Upper-Tertiary formation of Yinggehai Basin, except for abnormal pressure and compaction, there are mainly four factors affecting acoustic time, which are lithology variation, cementation, gas in the formation and crack.

莺歌海盆地第四系和上第三系地层内除异常压力和压实作用外，影响声波时差的因素主要有岩性变化、成岩胶结作用、地层含天然气及裂缝的存在。

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In this article, we established a kinetic model of quartz cementation, in which temperature history, reaction time, detrital mineralogy, grain size and grain coating abundance were all considered.

该文综合考虑温度、时间、石英颗粒含量、粒径和粘土包壳对自生石英形成的影响，建立了石英胶结作用的化学动力学模型。

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