1、 To increase production capacity of nitriding ferroalloys, reducing production cost, PSA nitrogen plant is selected.
提高氮化合金的生产能力, 降低生产成本, 采用了PSA制氮系统.
来源:互联网
2、 There are a lot of methods for measuring nitriding depth, including structural corrosion method.
现有的测量氮化层深度的方法很多, 国内大多数采用组织腐蚀法.
来源:互联网
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