这些灌木必须要有酸性、无石灰的土壤。
自从美索不达米亚和埃及时代以来，玻璃就已经被制造出来了，它只不过是沙子、苏打灰和石灰的混合物。
Glass, which has been made since the time of the Mesopotamians and Egyptians, is little more than a mixture of sand, soda ash and lime.
人们把火山灰与石灰的混合物加到集料中。
This mixture of pozzolana and lime was then added to an aggregate.
提高了石灰的活性，增加了电石的产量。
Lime activity is enhanced and output of calcium carbide is increased.
钙(ca)得名于calx——生石灰的拉丁名称。
And calcium (ca) is named after calx, the Latin word for lime.
三十吨的卡车已经完成播撒石灰的工作，以减少土壤的酸度。
Thirty-tonne trucks have finished spreading lime fertiliser to reduce the acidity of the soil.
与纯消石灰的产物层相比，改性石灰的产物层更疏松多孔化。
SEM pictures showed that product layers of modified limes are more porous than that of pure lime.
试验研究表明，掺合石灰的方法对该类膨胀土的改良效果较好。
The experimental study indicates mixing with lime improved this kind of expansive soil is of high quality.
消化产物的特性主要有生石灰的转化率、消化产物的粒径和比表面积等。
The lime slaking rate is the important factor of the quality of the hydrated production.
采用正交试验方法，设计了脱硫灰、水泥、集料、石膏、石灰的不同配比。
Different mixture ratios of desulphurized ash, cement, aggregate, gypsum and lime were tested according to the orthogonal testing method.
对石灰石的综合性能进行了实验研究，建立了石灰石及石灰的质量评价体系。
The paper provided test study of composite property of lime stone and established quality evaluation system of lime stone and lime.
试验结果证明了添加石灰的沥青混合料抗水损害性能优良，能够满足使用要求。
Test results have shown that asphalt mix with lime possesses a fine water-resisting property and is enabled to meet service demands.
研究了石灰石粒度、煅烧温度和时间对小颗粒石灰石煅烧制备高活性度石灰的影响。
The influences of particle size, calcining temperature, and time on the preparation of lime with high activity from small particles of limestone were studied.
这对酸性土壤提供了一种新的看法，并对酸土中施用石灰的意义，也多了一种新的认识。
This gives a new explanation of the disadvantages of the acid soil and adds to the support for liming an acid soil.
本文介绍了生产漂粉精的主要原料石灰的反应活性对生产的重要影响，包括过程控制、原料消耗和产品质量等。
Influences of the reactivity of lime on the production of bleaching powder concentrate are introduced in this paper, including process control, raw material consumption, product quality and etc.
土壤：调查和试验。经水凝粘合剂处理的、可能混有石灰的、用作所选填土的土壤。第1部分：定义。组分。分类。
Soils: investigation and testing - Soil treated with hydraulic binder, possibly combined with lime, for use as a selected fill - Part 1: definition - Composition - Classification.
土壤：调查和试验。经水凝粘合剂处理的、可能混有石灰的、用作所选填土的土壤。第2部分：实验室配方研究的方法。
Soils: investigation and testing - Soil treated with hydraulic binder, possibly combined with lime, for use as a selected fill - Part 2: methodology of laboratory formulation studies.
如果你的土壤酸性很强，就加点石灰。
硫酸对石灰石的侵蚀非常厉害。
这种气体是硫化氢，上升后与石灰岩裂缝中地下水的氧气混合。
This gas is hydrogen sulfide, rises up and mixes with oxygen in the underground water that sits in the cracks and fissures in the limestone.
土壤里的石灰对某些植物有害。
它们留下了河床或盆地，形成了我们今天仍然可以看到的石灰岩地层。
They left behind their beds or basins as limestone formations that we can still see today.
大多数石灰岩和砂岩的蓄水层很深并且规模很大，但是它们含有的地下水可能是当前无法再生的。
Most limestone and sandstone aquifers are deep and extensive, but may contain groundwaters that are not being recharged.
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