三相变压器同侧绕组的连接形式主要有哪几类?
参考答案:
星形接法(Y接),三角形接法(D接)。
企业培训师为什么要学习和掌握国家的法律和政策?
A. Luckily, I have accepted the job offer. B. I think you should accept the job offer. C. I’m very glad you accepted the job offer. D. I’m sure you can find a job in a smaller city.