胶结

The content and size of the plastic grains in the reservoir clasts are important factors controlling the reservoir property. Diageneses are a crucial factor of reservoir property, in which consolidation heavily affected reservoir property, cementation was only an important controlling factor influencing reservoir property in the partial area and the influence of dissolution was weak.

储层碎屑组分中的塑性颗粒含量和粒径是储层性质的重要控制因素；成岩作用是储层性质的决定性因素，其中压实作用对储层性质的影响最大，胶结作用仅在局部地区成为重要的控制因素，溶蚀作用的影响是比较有限的。

Porosity evolution influenced by those diageneses is also analyzed. The dissolution and alteration of feldspars and unstable rock fragments are the main constructive diageneses, but the compaction, pressure solution and cementation are the main destructive diageneses which are unavoidable.

溶蚀作用与蚀变作用是形成砂岩储层的两大建设性成岩作用，云母类矿物的水解作用对孔隙的形成也起到一定的积极作用；但机械压实、压溶作用和胶结作用则是储层形成过程中不可避免的破坏性成岩作用。

The jet samples are more compact than the coal samples because the hon eycomb-like apertures of coat are filled with a large number of resinite and gelatin for gelati nation resulting in the changes of loose structure

煤精与煤的产出环境相似，但宝石学特征差异较大，推断前者的成玉机制主要是由于含有大量且具有胶结作用的树脂体和凝胶体充填了煤的蜂巢状孔洞中，使煤较疏松的结构发生了改变而形成。

Cemented paste backfill mining is used worldwide and the long-term strength of the CPB is affected by the oxidation of sulphides contained in tailing sand material.

尾砂胶结充填体的长期强度与所用尾砂中硫化物的活性有关。

The production of crop specific controlled release BB fertilizer is simple and easy to do by mixing different nutrient-lapsed time fertilizers according the different nutrient demand ratio of crops,it should be the developing direction of compound fertilizer in China.

分析了树脂和硫磺包裹尿素缓释肥料发展缓慢的原因和弊端，提出以水溶性聚合物作为尿素和复混肥料的包膜胶结和内质缓释剂，具有降解快对作物无害改善土壤结构成本低等特点，将促进缓释肥料的发展采用生产不同时间段释放养分的缓释肥，按作物不同生育期对养分的需求比例掺混在一起，生产作物专用的缓/控释BB肥料简单易行，应是我国缓/控释肥料的发展方向

Used only for China's annual oil bitumen membrane roofing repairs up to 240 million ㎡, petroleum asphalt binder by 27 million tons, repair cost of over 1.2 billion.

我国每年仅用于屋面修缮的石油沥青卷材达2.4亿㎡，石油沥青胶结材达27万吨，修缮费用超过12亿元。

The results indicate that the diagenetic types are various and the reservoir experienced intensive compaction, intensive cementation, complicate alternation and polyphasic solution.

结果表明，十屋断陷深部断陷层的成岩作用类型较全，经历了强烈的压实作用和胶结作用、复杂的交代作用和多期次的溶解作用。

A new expansive agent, Expandant DB, is developed for use in oilwell cementing to prevent gas channelling and poor bond quality.

姚晓，邓敏，唐明述，DB 型油井水泥膨胀剂的研究油井水泥固有的收缩特性是诱发油气井气窜和造成水泥环胶结质量差的主要原因。

The result shows that the casing of the well has strength is high satisfactory strength.

通过上提、下放和旋转套管柱将滞留在套管与井壁的窄间隙内的钻井液和滤饼混合到水泥浆中，提高套管与水泥、水泥与地层的胶结质量。

Mining panel at Kangjiawan lead, zinc and gold mine in the Bureau of Mines of Shuikoushan.(4) In order to mine No. 12, No. 14, No. 15 and No. 16 rooms safely, a mining system of upward slicing and filling with cemented tailings was designed. The system was used to mine the rooms safely and great economic benefits were obtained.

为了确保Ⅲ—1采场12~#、14~#、15~#、16~#矿房的安全回采，设计了上向水平分层胶结充填采矿法，并应用该采矿方法实现了12~#、14~#、15~#、16~#矿房的安全回采，取得了巨大的经济效益和社会效益。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。