在深层土壤中，氧化物结合态、有机结合态和残余态3种形态的金属萃取效果降低，可能与EDTA浓度降低有关。
In deep soils, oxides bound, organic bound and residual forms of state 3 kinds of metal extraction efficiency decrease may be related to the decreased concentration of EDTA.
通过模拟，验证了具有如下特点的残余曲线图，能够使塔顶产品浓度高于溶剂浓度。
We proved that the residual curve which had the following properties could make the product concentration higher than the solvent concentration through simulating.
结果表明，随等温温度的升高，贝氏体、残余奥氏体的量以及残余奥氏体中碳浓度先增加后减少。
The results show that, with the increase of holding temperature, the amount of bainite and retained austenite, the carbon concentration in retained austenite first increases and then decreases.
应用推荐