石灰石

基本成分是石灰石和黏土，比例为2:1。

The basic ingredients are limestone and clay in the proportion 2:1 .

这地方正在开采石灰石。

The area is being quarried for limestone .

在白色石灰石和粉灰色石灰石之间是一层薄薄的黏土。

Between the white limestone and the greyish pink limestone is a thin bed of clay .

水泥是由石灰石制成的。

Cement is made from limestone .

两座陡峭的石灰石断崖耸立在狭窄的入口两侧。

Two steep limestone bluffs rise up each side of the narrow inlet .

CO2活化的石灰石浆液在流化床烟气脱硫中的应用

Application of limestone slurry activated by CO_2 in the fluidized FGD process

O2／CO2气氛下石灰石煅烧及烧结特性研究

The investigation on characteristics of calcination and sintering of limestone in o_2 / co_2 atmosphere

煤燃烧过程中加石灰石脱硫对NOx排放影响的研究

Study on the formation of nitrogen oxides in the course of coal combustion with limestone desulphurization

快速煅烧分解石灰石对其吸收CO2和SO2的影响

Effects of Rapid Limestone Calcination on Carbonation or Sulphation of Calcined Lime by CO_2 or SO_2

并分析了去除特性，床体底部填充适量石灰石，可以缓冲水体的pH值，有利于污染物的去除。

The limestone filled in bed can cushion pH value of wastewater , being propitious to the removal of pollutants .

利用石灰石调节土壤pH到5.0左右，土壤的酸碱度已适合黑麦草的生长。

When the pH of red soil was adjusted to about 5.0 by using calcareousness , the ryegrass grew well .

利用SEM、XRD等测试手段研究了品质不好的石灰石的结晶形态。

The crystal forms of limestone have examined by SEM , XRD and other test means .

石灰石煅烧产物CaO的孔隙特征模拟及实验研究

Simulation and Experimental Study on Pore Size Distribution of CaO from Limestone Calcination

这些粒子看上去不仅仅是完全相同的石灰石混合物，他们还显示出没有痕迹的DNA或RNA。

The particles not only looked identical to the limestone mix , they also showed no traces of DNA or RNA .

O2/CO2气氛下高岭土和石灰石控制燃煤PM1排放的试验研究

Control on PM_1 Emission from Coal Combustion Under O_2 / CO_2 Atmosphere by Limestone and Kaolin

湿法石灰石&石膏烟气脱硫（FGD）技术及烟气脱硫石膏应用的分析研究

Wet " Limestone-Gvpsum " FGD Technology and Analysis of FGD Gypsum Application

当加热速率升高时，石灰石分解后产生的CaO吸收CO2和脱硫过程中，钙利用率显著下降。

Calcium utilization rate markedly declines during both carbonation and desulphurization of CaO calcined in the rapid heating .

添加剂强化石灰石石灰FGD过程的某些浆液特性

Certain Characteristics of Additive-Enhanced Limestone / Lime FGD Slurries

分解排放的CO2约占熟料产量的55%，要从配料方面降低环境负荷需要减少石灰石用量。

The quantity of CO_2 produced about equal to the 55 % of clinker output . Reducing environmental load in matching demand to reduce limestone .

应用CaCl2-Ca（OH）2中和滴定法与土壤&石灰培养法联合确定红壤中石灰石的最佳投加量。

This study uses CaCl 2-Ca ( OH ) 2 neutral titration combined with soil-limestone cultivation to select optimum adding dose of limestone in acid red soil .

K（13B）型石灰石漏斗车

K 13 B Type Hopper Car for Limestone

提出了选定烟气脱硫系统的优化思想，包括系统的设计和运行优化两方面，并以广东省连州电厂的石灰石/石膏湿法FGD系统为例，对其进行优化分析。

The concept of optimization of FGD System is proposed , it can be divided into design and operation optimization .

重点介绍了新型节能石灰石粉磨设备HRM型立式磨机的原理和结构特点。

Mainly introduced the principle and construction characteristics of HRM vertical mill for new type energy saving limestone grinding equipment .

石灰石/石灰因价廉易得而一直作为湿式烟气脱硫（FGD）的两种主要的吸收剂。

The two main absorbents in wet flue gas desulfurization ( FGD ) process are limestone and lime because of their cheapness .

水泥石与石灰石集料界面过渡区孔结构及其CH晶体亚微观结构的研究

An investigation on the pore structure and ca ( oh ) _2 crystal SUBMICROSTRUCTURE in the interfacial zone between cement paste and limestone aggregate

通过实验得出，当原料煤加配4%～6%石灰石时，原料煤灰熔点符合Shell粉煤气化工艺对气化炉灰熔点的控制要求。

It was drawn from the experiment that when 4 % ~ 6 % limestone was blended into feed coal , the ash melting point could satisfy the requirements of Shell coal gasification process .

用石灰石做脱硫剂，在一台35t/h循环流化床（CFB）锅炉上进行工业试验。

Using limestone as desulfurizing agent , an industrial experiment was conducted on a 35 t / h CFB boiler whose fuel is Fujian anthracite .

石灰石-石膏法脱硫系统GGH堵塞解决措施

The Measures to GGH Blocking in Limestone-Gypsum Desulfurization System

选取8种不同产地天然石灰石，通过X荧光光谱分析其化学组成，确定石灰石的CaCO3和MgCO3含量。

The content of CaCO_3 and MgCO_3 could be gained by X fluorescence spectral analysis , which contained in eight samples of limestones from different sources in China .

此外，石灰石脱硫产生的床料对喷氨脱氮有催化作用，可使N2O脱氮后的残留量降低三分之二左右。

Furthermore , the bed material formed in desulphurization has a catalytic effect on N2O reduction as well when NH3 is injected for NOx reduction , resulting in 2 / 3 reduction of total N2O emission .