... Section4 Electrical Control System 电气控制系统 Basic Knowledge of Metal 金属基本知识 Section1 Classification of Metals 金属分类 ...
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Basic knowledge of metal cutting 金属切削的基本知识
Be familiar with basic principles and methods of metal machining and equip with basis of knowledge of machining process.
熟悉金属机械加工的基本原理与方法，具备机械加工工艺基础知识。
The article introduces the basic knowledge of Schiff base and metal complexes, according to the difference of metal complexes, the article gives brief introduction of recent research development.
介绍了席夫碱、配位化合物的基本知识，并按金属配体的不同，简要介绍近年来席夫碱金属配合物的研究进展。
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