hard suction

Effects of water hardness on the dispersion of fine coal and kaolinite in coal slurry;

水质硬度对煤泥水中煤和高岭石颗粒分散行为的影响

by adding Magnesium Chloride to slurry for improving water hardness,and solving the problem about the lower slurry water hardness causing the increase of concentrating machine overflowed fine slime,long cycle of pressure filtering machine prolonged,increasing input and output material time of filter press,and the slightness of thickener clear aqueous layer.

介绍了双鸭山矿业集团选煤厂在煤泥水中加入氯化镁提高水质硬度,成功解决了因煤泥水硬度降低,导致浓缩机溢流细泥含量增加、加压过滤机排料周期过长、压滤机冲料与放料时间增加、浓缩机澄清水层薄的经验,并总结出煤泥水硬度的变化对浮选脱水设备产生的直接影响。

It was measured that coal slurry concentration、granular fraction distribution、ζ-potential、pH value、water hardness、sludge surface element composition、function group and wetting quality with such characteristic methods as XRD, IR, XPS, pH meter, Electrophoresis analyzer, Spectrophotometer, Contact angle analyzer, Laser particle size analyzer, Ion Chromatography, Nephelometer, and so on.

从溶液化学的角度,研究了水质硬度、pH值、ζ电位、凝聚剂等对颗粒凝聚的影响及煤泥絮凝沉降的规律。

The degree of hardness or the water hardness you will get to know from your responsible waterwork.

水质硬度可以通过水质测试仪测得，上述水硬度单位为德国度。

Effects of Water Hardness on the Dispersion of Fine Coal and Montmorillonite

水质硬度对煤和蒙脱石颗粒分散行为的影响

The effect of the water alkalinity and the water hardness on noodle quality was reviewed.

研究了水的碱度、硬度对面条品质的影响。

a substance that lessens the hardness of water giving it more efficient sudsing.

降低水的硬度、使之更容易起泡沫的物质。

Comparison test of total hardness of the ground water quality by robust statistical techniques

稳健统计法在水质总硬度检测比对中的应用

Hard water contains high concentrations of minerals and other substances that may provoke allergic reaction.

因为硬水中含有可能导致过敏反应的高浓度矿物质和其它物质。

An Investigation Report on the Abnormality of Water Supply Caused by the Changing of Hardness Index

一起因硬度指标改变导致自来水水质异常的调查报告

The addition of cement or lime hardens the soil and greatly increases its compressive strength.

水泥、石灰使土质变硬,从而大幅度增加其压缩强度。

This process removes the water hardness.

这一工艺去除水的硬度。

Effects of contents of water and binder on the strength of Hard Alloy green compacts

含水量和粘结剂含量对硬质合金粉末压坯强度的影响

Effects of Water pH Value and Total Hardness on Glycine max (L.) Merr. Seed Germination and Its Sprout Guality

水的pH值和总硬度对黑豆种子萌发及其芽苗菜品质的影响

Ebonite--Determination of hardness by means of a durometer

GB/T1698-1982硬质橡胶硬度的测定

Hard metals--Vickers hardness test

GB/T7997-1987硬质合金维氏硬度试验方法

The relative resistance of a mineral to scratching, as measured by the Mohs scale.

相对硬度用莫氏硬度标测量的某种矿物质的相对硬度

The Evaluation of Measurement Uncertainty for Rockwell Hardness (Scale A) Test of Cemented Carbide

硬质合金洛氏硬度(A标尺)测量不确定度的评定

determination of the prolonged toxicity of substances to freshwater fish - method for evaluating the effects of substances on the growth rate of rainbow trout [oncorhynchus mykiss walbaum(teleostei, salmonidae)]

长期有毒物质对淡水鱼毒害程度的测定-有毒物质对硬头鳟鱼生长率影响的评定方法

Measuring total hardness of water by flow injection spectrophotometry

流动注射分光光度法测定水的总硬度

Hard metals--Rockwell hardness (scale A) test method

GB/T3849-1983硬质合金洛氏硬度(A标尺)试验方法