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- The causes are discussed from the inner structure of IGBT and the typical countermeasures are summarized,including soft-switching,snubber circuit and new switching component. 从IGBT的内部结构特点出发,讨论了IGBT工作中上述问题存在的原因,整理了目前国内外常用的一些处理措施,包括软开关技术、吸收电路技术以及研制新的开关元件等。
- The speed of switching component is the primary factor that influences boosting frequency of inverter.Compared with IGBT,MOSFET can be used to improve dynamic responding speed. 开关管的开关速度是影响逆变焊机频率提高的主要因素,通过比较IGBT和MOSFET的优缺点,认为MOSFET焊机可以获得较好的动态响应速度。
- Ultimate analysis magnetic elements' characteristic, transformer, inductance design and MOSFET switch component's shaping. 最后分析了磁性元件的特性，变压器，电感的设计和MOSFET开关器件的选型。
- According to the specific requirements of driving device that IGBT demands in the inverter welder, the author analyzes the feasibility of HL402 applied to drive inverter switch component IGBT . 根据逆变焊机中IGBT对其驱动器的具体要求，对HL402用于驱动逆变管IGBT进行了全面的可行性分析，分析结论是可行的。
- I groped for the light switch in the dark room. 我在黑暗的房间里摸索着找电灯开关。
- According to control principles of switch components in 126kV GIS, working programs are put forward for different Intelligent Controllers and perambulate program in MCU is designed. 本文设计了MCU中的巡检程序，并根据126kV GIS各开关元件的控制原理对不同智能控制器的工作流程进行设计。
- I grope for the light switch in the dark room. 我在黑洞洞的屋里摸索著寻找电灯开关。
- The switch on the kettle won't stay down. 这个水壶上的开关按下时卡不住了。
- Surprise is an essential component of my plan. 我这项计划主要就是想使大家惊喜一下。
- I switch off when he starts talking about cars. 他一谈起汽车我就厌烦。
- Brimstone is a component part of explosive. 硫磺是炸药的一种组成成分。
- Polls showed a switch to Labour. 民意测验表明形势转而对工党有利。
- No, hold it a second, switch that to roast chicken. 不，等一等，把那个换成烤子鸡。
- Long lectures really switch me off. 我觉得冗长的演讲很烦人。
- Can we switch over? Here is too hot. 咱们换换地方？这里太热了。
- Derek, I wish you'd keep that radio switch off. 德里克，我希望你把收音机关了。
- Hang on, please. I'll switch you to the manager. 请不要挂断电话。我给你转接到经理那儿去。
- I asked him why he'd made the switch. 我问他为什么要调换。
- Air force is an important component of national defense. 空军是国防的重要组成部分。
- I can't feel where the light switch is. 我摸不出电灯开关在哪里。
