| 1. | Standard guide for measuring voltage drop on closed arcing contacts 闭合跳火触点上电压降的测量的标准规范 |
| 2. | Measuring voltage transformer 测量用电压互感器 |
| 3. | Solution of communication system of measuring voltage based on radio power load control system 影子价格在经营管理中的应用研究 |
| 4. | I . r . measuring voltage is equal to rated voltage accord with customer requirement 注2 : i . r .测量电压为产品的额定电压,额定电压依照客户要求。 |
| 5. | Electrican put ups into use . measuring voltage delivering to instrument power panel is 220vac 10 , 50hz 2 由电气人员将ups投运,测量送至仪表电源盘主电源开关前电压应为220vac 10 % , 50hz 2 % 。 |
| 6. | The virtual oscillograph to measure voltage is brought into the system . its daq board is based on epp and 8051 is used as the controller 本系统集成了虚拟仪器完成电压测量,制作了基于增强并行口epp 、以8051为控制核心完成量程自动转换的数据采集板。 |
| 7. | Using switching voltage of 5v and measuring voltage of 5v under a bipolar pulse of 1mhz in frequency , the plt ( 14 ) film showed no noticeable changes after being subjected to 3 109 read / write repetitive cycles 在反转电压5v ,脉冲频率为1mhz的测试条件下,经过3 10 ~ 9读写循环后,基本没有疲劳现象发生。 |
| 8. | The impedance matching design of the ultrasonic motor has been completed . the measuring pzt have been adhered to either side of the stator , measuring voltage changes of it making use of piezoelectric effect when the ultrasonic motor works 为增大马达的输出能力,定子采用双面粘贴压电陶瓷驱动。建立了超声波马达的等效电学模型,完成了超声波马达阻抗匹配的设计。 |
| 9. | It analyses the light - transmission type system components of voltage transformer , gives the principle and method of designing measuring voltage based on capacitive voltage divider , and elaborates the advantage and function of electronic voltage transformers 分析了传光型电压互感器的系统组成,给出了以电容分压器测量电压的电子式电压互感器的原理和设计方法,论述了电子式电压互感器的优点和性能。 |
| 10. | Therefore it is valuable to study on the method for measuring voltage ratio of special transformer . since these transformers have special connection mode , the apparatus used for common transformer cannot directly measure the voltage ratio . it is very necessary to develop a novel apparatus especially used for these special transformers 但由于此类变压器采用特殊的接线方式,通常所用的变压器变压比测试仪不能直接运用于此类变压器的变比测试,所以有必要研究一种新型的用于特殊接线方式变压器的变比测试仪。 |