励磁电源部分采用交流励磁方式,构建励磁主回路.The power supply circuit is on the principle of AC excitation.研究磁电滞回线在交变外场下的动力学性质的课题称为回线动力学.Hysteresis phenomenon is very common in many ferroelectric materials.为确保机车安全可靠地运行,提出了加装故障励磁电路的建议.The prop...
The officer stamped his boot. 'Don't be insolent with me, mademoiselle.'军官跺跺靴子：“小姐,别对我无礼。”The bootblack bought the black boot back.擦鞋童买回来了一双黑色的长靴.I helped her stow her bags in the boot of the car...我帮她将包放进...
The council recently drew fire for its intervention in the dispute.委员会最近因为介入该起争端而遭到批评。He had timed his intervention well.他选择介入的时机恰到好处。The incident was used as a pretext for intervention in the area.这次事件成了干涉那个地区的借口。...