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- A kind of driving circuit of the stepper motor adopting permanent flow and cut waves technology was introduced,for which TRC was used to control the voltage of power in order to improve the frequencies characteristic of stepper motor. 介绍一种采用了恒流斩波技术的步进电机驱动电路 ,该电路的电源电压使用TRC (TimeRationControl)控制来改善步进电机的频率特性 ;
- Nothing can assure permanent happiness. 没有什么东西能确保永久的幸福。
- I'm looking for a permanent appointment. 我正在寻找固定的工作。
- She is looking for permanent employment. 她正在找固定的工作。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- They established their permanent abode here. 他们在此建立了永久居所。
- Pig iron used as permanent ballast. 压载铁做为永久性压舱物的生铁
- She went to a beauty salon for a permanent. 她到美容院去烫了发。
- The injury left him with a permanent limp. 他受伤后就一直瘸了。
- In convection, hot currents flow upwards. 在对流中热气流向上运动。
- After several pumps, the water began to flow. 用泵抽了几下之后,水流出来了。
- Calculation of Height of Jump of Bore Pump and It's Influence on Deterning the Parameter of Permanent Flow 抽水孔水跃值计算方法及其对稳定流法求参的影响
- A flow of word is no proof of wisdom. 口若悬河，未必明智。
- A plant having no permanent woody stem; an herb. 草本植物，花草没有永久木茎的植物; 草本植物
- Several conclusions flow from this hypothesis. 从这项假设中可以得出几个结论。
- Many benefits will flow from this discovery. 这项发现将带来许多好处。
- Turn the cock to increase the flow of water. 请开大龙头以增加水流量。
- Office politics just seem to flow over him. 同事之间互相倾轧、 勾心斗角的事似乎并未波及到他。
- The business has a cash flow of￡50000 a month. 这家商行的现金流转为每月五万英镑。
- The doctors couldn't bring about a real (ie permanent) cure. 这些医生都无根治良方。
