问题:在绕制较厚、较硬铜线时,在线圈弯折处用()将弯头轻轻敲下,以免将铜线挤到绕线模上。A、榔头B、大板C、木榔头D、铁榔头...
Tuesday, April 11, 2023
Sunday, October 1, 2023
问题:产品工艺和操作规程,是生产技术实践的总结,也是保证产品质量的()...
Friday, September 16, 2022
Wednesday, February 14, 2024
问题:下列物质属于有机物的是()。A、NaClB、酒精C、H2OD、O2...
Sunday, January 28, 2024
Friday, September 16, 2022
问题:将电动机储存的能量以热能的形式消耗掉,来达到停车的目的的制动方法为()。A、反接制动B、能耗制动C、回馈制动D、机械制动...
Thursday, December 8, 2022
问题:真空压力浸漆设备的额定电压为()。A、36V以下B、110VC、220VD、380V...
Wednesday, May 1, 2024
问题:在电动机切断电源后,采取一定的措施,使电动机迅速停车,称为()。...
Friday, September 16, 2022
Friday, September 16, 2022
Saturday, April 13, 2024
问题:YBX中的X代表()A、机座长B、高效电机C、高压电机D、低压电机...
Sunday, October 1, 2023
Friday, January 13, 2023
问题:直流电动机主磁极气隙的大小将直接影响电机的()。...
Friday, September 29, 2023
Friday, September 16, 2022
问题:节点电压法和支路电流法因采用方法不同,但最终求出的各支路电流也不同。...
Sunday, January 28, 2024
Friday, August 11, 2023
问题:直流电机运行在电动机状态时,其()A、EaUB、Ea=0C、EaD.Ea=U...
Saturday, January 13, 2024
Tuesday, December 26, 2023
Wednesday, October 26, 2022