| 1. | This process removes the water hardness .
这一工艺去除水的硬度。 |
| 2. | Determination of water hardness with ion chromatography
离子色谱法测定水质总硬度 |
| 3. | Removing water hardness ion , such as calcium , magnesium
去除硬度离子如钙镁等离子 |
| 4. | Research on damping solution property and effect of water hardness
润版液性能与水硬度的影响研究 |
| 5. | The effect of the water alkalinity and the water hardness on noodle quality was reviewed
摘要研究了水的碱度、硬度对面条品质的影响。 |
| 6. | The degree of hardness or the water hardness is known by your water supplier
水硬度请咨询当地自来水供应商，或通过水质测试仪测得，上述水硬度单位为德国度。 |
| 7. | 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。 |
| 8. | Raw water hardness varies from region to region . ground water hardness tends to be greater than that of surface water
原水硬度依区域性地质而异，此外，地下水硬度通常大于地表水。 |
| 9. | German standard methods for the examination of water , waste water and sludge ; summary indices of actions and substances group h ; water hardness
德国检验水废水和污泥的标准方法.作用和物质的累计 |
