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- two speed electrical machinery 双速电机
- The operational principle of VR two speed resolver is based on permeance variation in airgap so that the voltage in output winding vary with the position of rotor is induced. 磁阻式多极旋转变压器的工作原理是基于依转子位置而变化的气隙磁导与输出绕组电压成一定比例关系。
- This instrument adopts high speed electric machine, multi-wing impeller, its suction is strong, the effect to remove is good, the operation is easy, and its efficiency is high. 本机采用高速电机,多翼叶轮,吸力强,消除效果好,操作方便,工作效率高。
- One kiln,two belts with two speeds which is adjustable. 一台炉两条网带，两种速度，速度可调。
- These method can be described below: directly withdraw annex rotates , withdraw annex rotates by ramp ,current memory by using two speed controller. 通过对动态速降的研究,提出了几种解决动态速降的方法,分别是附加速度直接去掉法、附加速度斜率去掉法、用速度环双调节器的电流记忆法。
- Semiconductor power convectors - Adjustable speed electric drive systems - General requirements - Part 1 : rating specifications, particularly for D.C. motor drives. 半导体电力变换器.;可调速电驱动装置
- The company specializes in production of Model JPKK series endless chain electric block, JKBK flexible single main beam hanged crane, rotary beam hoist, as well as all kinds of motor, carriage, control box, etc. 本公司专业生产JPKK型系列环链电动葫芦、JKBK柔性单主梁悬挂起重机、旋臂吊起重机以及各种电机、小车、控制箱等。
- Because the operational principle of the VR resolver is different from that of the conventional construction two speed resolver, the cause producing the error is also different. 由于其工作原理与传统结构多极旋转变压器不同，产生误差机理亦不相同。
- Transmission, built in the top drive power head, has two speed range? High and low. It can meet the requirements of both DTH hammer drilling and carbide bit drilling. 动力头设有变速装置,有高低两个档次,以满足潜孔锤钻进及硬质合金回转钻进方法。
- Because the operational principle of the VR resolver is different from that of the conventional construction two speed resolver,the cause producing the error is also different. 由于其工作原理与传统结构多极旋转变压器不同，产生误差机理亦不相同。
- steel-wire rope type electric block 钢丝绳电动葫芦
- GM and Ford may yet hear more of their factories fall as disconcertingly quiet as a speeding electric car. 通用和福特或许听到了更多的他们工厂的倒闭因为加速电动汽车时那令人不安的安静。
- The man cleft a block of wood in two with an axe. 那人用斧头把一块木头劈成两半。
- The two systems of government are polar opposites. 这两种政体正好相反。
- Two wrecks block the entrance to the harbour. 两艘船的残骸堵塞了通往港口的入口。
- high speed electric multiple units(EMU) 高速电动车组
- The man cleft a block of wood in two with an ax. 那人用斧头把一块木头劈成两半。
- The business is owned by two partners. 这家商行为两名合伙人所拥有。
- unadjustable speed electric drive 非调速电气传动
- To overcome this difficulty,guns were fired at an agreed time at both ends of the measured distance,and the average of the two speeds was taken. 为了克服这个困难，在量好的一段距离的两端，在商定的时间内同时开炮，然后取两个速度的平均值。
