提出一种新颖的双降压式交流斩波器.A novel bi - directional dual Buck AC chopper is presented in this paper.因此, 内反馈斩波调速装置是风机水泵调速节能的首选设备.Finally, the internal feedback chopper regulator is the preferred equipment of fan and water pump regu...
Hackers are said to have started a computer virus.据说黑客们已经开始传播一种新的电脑病毒。They think of viruses that infect an organization from the outside. They envision hackers breaking into their information vaults.他们考虑来自外部的感染公司的病毒, 他们设...
She explained all the hows and whys of the issue.她详尽说明了问题的情况及原由.Rose explained the intricacies of the job.罗斯解释了这项工作的繁琐复杂之处。This defies to be explained.这难以解释。Have awoken with soreness in your genitals which can not be exp...
我今天是特意来拜贺二位新婚的.I'm here today to congratulate you both for tying the knot.我灵魂里的忧郁就是她的新婚的面纱.The sadness of my soul is her bride & ldquo ; s veil.这对新婚的夫妻手牵手在公园漫步.The newly married couple strolled hand in hand in the p...
She wheeled sharply and headed for the check-out counter.她突然转身，朝收银台走去。The roof of this house pitches sharply.这房子的屋顶倾斜度很大.The private sector is increasing its spending so sharply that the economy is overheating.私营企业的开支急剧增...
总计109个病人做了体格检查, 心电图,超生心动图.A total of 109 patients underwent physical examination, electrocardiogram and echo cardiography.超声波心动图通常是最为有用的MVP诊断性检查.An echocardiogram is the most useful test for diagnosing MVP.超声心动图检查肺动脉瓣功能良...
News stories of genocidal revenge killings are sending chills down our spines.相互残杀报复的灭族事件此起彼落,教人闻之不禁胆颤齿寒.In biology a more homogeneous population is more susceptible to a genocidal plague.在生物学上,同种族生物数目越多,更加容易收到种族病毒的侵害....
The substation equipped with a transformer of 500 KVA is at the south of the plant.在工程的南边有一座装有五百千伏安变电器的变电站.Apparent Power Apparent power is the product of current and voltage, expressed as kVA.视在功率视在功率是电流和电压共同作用的产物, 用kVA...
他必须以目前的市价出售这座房子。He must sell the house for the current market value.在目前的形势下，船东们都不愿淘汰掉旧船。In the present climate, owners are hanging on to old ships.“目前的事态并不令人满意。”海瑟姆赞同道。"It's not an agreeable state of affairs," concu...