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- High Frequency Power Supply for Direct Current Electric Point Machine 用于直流電動(dòng)轉轍機的高頻開(kāi)關(guān)電源設計
- Analytical solution of electric potential produced by a direct current point source located in a multilayered spherical volume conductor 分層球形導體中任意位置直流電流元產(chǎn)生電位的解析解
- A device used to convert direct current into alternating current. 反用換流器用于變直流電為交流電的儀器
- Direct Current Governor System M? 直流調速系統?
- Direct Current Plasma Emission Spectrometer DCP M. 直流等離子體發(fā)射光譜儀。
- Alternating current,direct current. 交流電,直流電。
- Alternating current, direct current. 直流電,交流電。
- It also wks well under a low direct current. 在直流低電流下使用,很受歡迎。對于管道以及細小部件的焊接,繼續焊接及特定數目焊接更具優(yōu)勢。
- A device, such as a diode, that converts alternating current to direct current. 整流器; 整流管一種將交流電流轉化為直流電流的裝置,如二極管
- A rotating electric machine with two armatures, used to convert alternating current to direct current. 旋轉變流機一種將交流變?yōu)橹绷鞯膸в袃蓚€(gè)電容器板的旋轉電機
- It is a sort of special power supply equipment for three-phase AC point machine on speed accelerated switches. 為提速道岔用三相交流轉轍機專(zhuān)用供電設備。
- Direct current cannot use transformers to change voltage. 直流電就不能用變壓器來(lái)改變電壓。
- When this method is called, the values retrieved are those at the current point in time. 調用此方法時(shí),檢索的值是處于當前時(shí)間點(diǎn)的那些值。
- The Electric Point Machine (EPM) is an important one of railway electrical signal devices. 道岔轉轍機是一種重要的鐵路電氣設備,它是以電動(dòng)機為動(dòng)力改變道岔開(kāi)通方向,并能反映道岔位置狀態(tài)。
- How Improve The Influence of Direct Current Drive on The LCD? 如何改善直流驅動(dòng)對液晶顯示器的影響?
- A device for converting alternating into direct current. 把交流變?yōu)橹绷鞯钠骷?/li>
- A generator, especially one for producing direct current. 發(fā)電機發(fā)電機,尤指能產(chǎn)生直流電的那種
- The most current contract month in which delivery may take place. The contract month closest to the current point in time. 交割可能發(fā)生的最近的月份,合約月份最接近現在的時(shí)間點(diǎn)。
- The units are available for either alternating or direct current. 這些裝置既可以用交流電,或可以用直流電。
- The system can measure the direct current frequency acceleration. 該系統可以測量頻率低至直流的加速度。