附件:tu
问题1、A点是接点吗?
问题2、M1与M2型号相同参数有区别,全部使用M1的参数采购材料行吗?M1是两只并联使用吗?
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.