1.
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。
2.
Grey prediction of data sequence of the hardness in shallow groundwater in Luoyang
洛阳市浅层地下水硬度的灰色数列预测
3.
Development and Application on Equipment to Reduce Mine Water Hardness with Lime Method
石灰法降低矿井水硬度设备的研制与应用
4.
This process removes the water hardness.
这一工艺去除水的硬度。
5.
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
6.
Methods for analysis of water for boiler and for cooling--The determination of hardness--Low hardness
GB/T6909.2-1986锅炉用水和冷却水分析方法硬度的测定低硬度
7.
Methods for analysis of water for boiler and for cooling--The determination of hardness--High hardness
GB/T6909.1-1986锅炉用水和冷却水分析方法硬度的测定高硬度
8.
surface active agents-preparation of water with known calcium hardness
表面活性剂－已知钙硬度水的制备
9.
Study on determination method of the trace hardness in feed water used for the boiler
锅炉用水中微量硬度的测定方法研究
10.
Hydration, Hardening and Compressive Strength of Class G Oil Well Cemnet under High Temperature;
高温下G级油井水泥的水化硬化与强度
11.
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。
12.
Experimental Study on Sulfate and Haroness Removal from Mine Waste Water with High Degree of Mineralization;
高矿化度矿井水硫酸盐、总硬度去除的实验研究
13.
Uncertainty Evaluation of Determining Water Hardness by EDTA Titration
EDTA滴定法测定水中硬度的不确定度评定
14.
Analysis on the Change of Groundwater Salinity and Hardness in Hutuohe Plain
滹沱河平原地下水矿化度和硬度变化分析
15.
Evaluation of Uncertainty for Determination of Total Hardness in Water by EDTA Titration
EDTA滴定法测定水中总硬度的不确定度评定
16.
hydraulic cement [mortar]
水硬水泥 [灰泥]
17.
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。
18.
Treatment of hepatic cirrhosis and ascites with RNA
核糖核酸治疗肝硬变重度腹水临床疗效观察