Viscosified acid has been shown to provide wider crack width and improved acid retardation over that from thin fluid when used in carbonate acidizing.
巳被增稠的酸显视出较宽的裂缝和更好的酸阻滞性能，这就比稀酸液用于碳酸（盐）的酸化效果更好。
Your stomach needs plenty of hydrochloric acid to break down calcium carbonate, so always take your supplement with a meal or snack.
您的胃需要很多盐酸分解碳酸钙，因此请与饭或点心一起服用这些添加物。
Most water contains some carbon dioxide making it a weak acid that can eat away at the calcium carbonate in limestone.
大多数水含有一些二氧化碳，使得水显弱酸性，能够侵蚀石灰岩中的碳酸钙。
Most water contains some carbon dioxide, making it a weak acid that can eat away at the calcium carbonate in limestone.
大多数水含有一些二氧化碳，使得水显弱酸性，能够侵蚀石灰岩中的碳酸钙。
The stuff is tough as a rock (limestone is made primarily of calcium carbonate), but it dissolves instantly in acid.
这种物质硬如磐石（石灰石主要就是由碳酸钙构成的），但易溶于酸。
In carbonate formations, the acid dissolves the entire formation matrix.
在碳酸盐地层中，酸对地层整体进行溶解。
The content of carbonate and its presence status in phosphate ore have large effect on acid decomposition activity of phosphate ore.
磷矿中碳酸盐的含量及在磷矿晶体中的存在状况对磷矿的酸解反应活性有着较大的影响。
Results have revealed that HCl can not only dissolve carbonate minerals in the reservoir but also control the equilibrium between aluminum and silicon fluoride in mud acid treatments.
在土酸酸化反应中，盐酸不仅用来溶解碳酸盐矿物，而且具有调节氟硅、氟铝配合物平衡的另一作用；
An acid type commonly used in oil - and gas - well stimulation, especially in carbonate formations.
在油井和气井增产措施中(特别是在碳酸盐地层中)普遍使用的一种酸。
Character of Sodium carbonate white powder crystal; When it dissolves in water, the liquid will have alkalinity, and emit heat; Sodium carbonate and acid react to salt.
性状白色粉状结晶；易溶于水，水溶液显碱性，并放出热量，易潮解；与酸发生反应生成盐。
Examples are sodium carbonate and potassium acid phthalate which are used to standardize acid and base solutions.
例如碳酸钠和邻苯二酸氢钾，分别用来标定酸和碱溶液。
Fracturing acidizing, commonly called "acid fracturing", has been playing a main role in carbonate gas or oil reservoir stimulation.
压裂酸化，一般简称酸压，已经成为低渗透碳酸盐岩油气藏的主要增产措施。
In recent years, controlling acid leaking effectively is key factor in improving acid fracturing technology in carbonate reservoir.
近年来碳酸盐岩储层酸压裂推动技术进步的主要因素是能有效地控制酸液的滤失。
The article discussed the method that waste acid in producting titanium dioxide prepared potassium sulfate. fer-rite carbonate and compound fertilizer.
本文论述了利用钛白生产中的废酸制取硫酸钾、碳酸亚铁及复混肥的方法。
Action of an acid on an insoluble carbonate.
酸与不溶性碳酸盐作用。
It shows that the smaller carbonate equilibrium ratio and the higher the organic acid content is, the more closely the relation between oil_field water and light oil or gas reservoir will be.
碳酸盐平衡系数越低及低碳有机酸的含量越高，它们与油藏，尤其是与轻质油或气藏的关系越密切。
Acid fracturing is an important stimulation treatment of carbonate reservoir, which has been widely used both at home and abroad.
酸压是碳酸盐岩油气层增产的重要措施之一，广泛的应用于国内外油田。
The acid water in coal pit can be well controlled by adding calcium carbonate and lime.
阐述通过添加碳酸钙和石灰，可使酸性采煤坑水得到很好治理。
The interaction of hydrocarbon source rocks and formation water produces organic acid that can dissolve minerals, especially carbonate minerals.
烃源岩—地层水相互作用生成的有机酸促使烃源岩中矿物、特别是碳酸盐矿物溶解。
Foam acidizing is used on carbonate reservoirs, because it is more retarded and has better fluid-loss control than normal acid.
泡沫酸化用于碳酸盐储层，因为它与正常酸相比反应速度较慢而且防滤失性能较好。
It is formed by reacting nitric acid with a calcium salt (oxide, carbonate or hydroxide).
由硝酸与钙盐(氧化物，碳酸盐或氢氧化物)反应生成。
The synthesis of magnesium pyruvate from pyruvate acid with magnesium carbonate was studied.
研究了丙酮酸与碳酸镁反应合成丙酮酸镁的工艺过程。
The enhancement of the sensitivity of carbonate reservoir during acidization and acid fracturing should be valued and the experiment evaluation should be strengthened.
碳酸盐岩储层在酸化、酸压等增产措施中应该重视酸蚀后敏感性的强化问题，加强实验评价。
And then, "311-a" optimum compound design was used to study on remediation of cadmium contaminated soil with calcium carbonate, calcium magnesium phosphate and humic acid.
然后采用“311—a”最优混合设计，研究碳酸钙、钙镁磷肥、胡敏酸组合配比对治理土壤镉污染的效果。
A hydraulic fracture job on a carbonate reservoir using an acid solution as the frac fluid.
利用酸溶液作压裂液对碳酸盐储层进行的水力压裂作业。
The kinetic mechanism of the rock with acid and the fracturing methods of complex lithology, on which people have little knowledge, have much different from common carbonate formations.
复杂岩性储层的酸压反应机理、酸压工艺方法不同于常规碳酸盐岩储层，而目前国内外对于复杂岩性储层岩石导流能力认识较少。
The surface of nanometer calcium carbonate powder was modified with stearic acid.
采用硬脂酸对纳米碳酸钙进行改性，并对改性产品进行了表征。
The surface of nanometer calcium carbonate powder was modified with stearic acid.
采用硬脂酸对纳米碳酸钙进行改性，并对改性产品进行了表征。
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