问题详情

步进电机驱动电路的单电压电路是指在电动机绕组工作过程中只用(    )对绕组供电。


<span style、"font-family: 宋体; font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt;">1个电源</span>

、2个电源

、3个电源

、多个电源

时间:2021-07-17 20:02 关键词:

答案解析

<span style="font-family: 宋体; font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt;">1个电源</span>