Electrodeionization ( EDI ) water softening technology was invented.

发明了电去离子 ( EDI ) 软水技术.

In the process of water softening, hardness is reduced, and total content.

水在软化过程中，仅硬度降低，而总含量不变。

Ion exchange softening method is to use a certain scale forming ions in the ion exchanger, will be easy to generate the scale of calcium and magnesium ion in water, making water softening.

离子交换软化法是用某种离子交换剂中不形成水垢的离子，将水中容易生成水垢的钙、镁离子置换出来，从而使水得到软化。

The article introduces how to control Na+ water softening system with PLC, to improve the reliability of operation.

本文所述的是如何用可编程控制器（PLC）控制钠离子软水系统，从而提高系统运行的可靠性问题。

Add baking soda if clothes still aren't as white as you'd like. Baking soda aids in water softening, making the clothing whiter.

如果衣服仍然不像你想象的那么白，加入一些碳酸氢钠。碳酸氢钠可以让水变软，让衣服更白。