An process of ion bombardment heat treatment for high dimension precision slender rods was discussed through treating the valves with different loading ways, heating temperature, and heating ways.
以气门的离子轰击热处理为研究对象，通过对装炉形式、处理温度及工艺方法等试验，探讨了尺寸精度要求较高的细长杆件的离子热处理工艺。
Ion exchange resin is a very important material in the process of boiler water treatment for the heating and power plant, which takes coal as its fuel.
在以燃煤为主的热电厂锅炉水处理过程中，离子交换树脂是一种很重要的原料。
Ion exchange resin is a very important material in the process of boiler water treatment for the heating and power plant, which takes coal as its fuel.
在以燃煤为主的热电厂锅炉水处理过程中，离子交换树脂是一种很重要的原料。
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