了解焊接的概念、分类，焊接工艺参数的翻译：Understand the concept, classification of welding, welding parameters 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Of welding of concepts, classifications, welding parameters

Understand the concept, classification of welding, welding parameters

Understanding welding concept, classification, welding craft parameter

Understanding the concepts, classifications, welding solder parameter

Understand the concept, classification of welding, welding parameters