1) twice activated method
两步活化法
2) two-step activation
两步活化
3) two-step technics (inhibition of protease activity)
两步法(抑活)
4) two-step oxidation
两步氧化法
1.
Nano ZnO preparation by two-step oxidation method and its gas-sensing properties;
两步氧化法制备纳米ZnO及其气敏性能研究
5) two-step ammoniation method
两步氨化法
1.
Technology for production of sulfur-based compound fertilizer by two-step ammoniation method;
两步氨化法生产硫基复合肥技术
6) two step carbonization
两步碳化法
1.
This paper summarized the synthetic methods of various shapes of nano calcium carbonate particles, such as chain like vaterite, spindle, cubic CaCO 3 in details, and reviewed the main manufacture technologies including multilevel spray carbonization, one step carbonization, two step carbonization and novel rotating packed bed reactor carbonization.
对一步碳化法、两步碳化法、多段喷雾碳化法、旋转填充床碳化反应器碳化技术制备链形、纺锤形、球形、立方形等不同形状的纳米碳酸钙材料的方法进行了比较和总
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