| 1. | A step-down transformer has a turns ratio less than 1 .
降压变压器的匝数比小于1。 |
| 2. | Only transformer coupling can contribute to the voltage gain of an amplifier by virtue of a stepup turns ratio .
只有放大器耦合方能通过开压匝数比提高变压器电压增益。 |
| 3. | Verification regulation of transformers turn ratio test sets
变压比电桥检定规程 |
| 4. | A step - down transformer has a turns ratio less than 1
降压变压器的匝数比小于1 。 |
| 5. | Impedance will reflect back as the square of the turns ratio
阻抗将会按照匝比的平方反射回来。 |
| 6. | Elements of electrical and optical connection - test methods - electrical elements - measurement of turns ratio on a transformer used in a coupler
电气和光学连接元件.试验方法.电气元件.耦合器用的变压器的线圈系数的测量 |
| 7. | Aerospace series - elements of electrical and optical connection - test methods - part 704 : electrical elements - measurement of turns ratio on a transformer used in a coupler
航空航天系列.电气及光学连接元件.试验方法.第704部分:电气元件.耦合器用变压器的匝数比测量 |
| 8. | Aerospace series - elements of electrical and optical connection ; test methods - part 704 : electrical elements ; measurement of turns ratio on a transformer used in a coupler ; german and english version en 2591 - 704 : 2001
航空航天系列.光电连接件.试验方法.第704部分:电气元 |
| 9. | Each unit of transformer is tested in accordance with the following items : winding d . c resistance test . measurement of turn ratio and calibiation of voltage vector relation . measurement of impedance voltage and load loss
直流电阻测试匝数比测量及电压矢量关系的校定阻抗电压及负载损耗的测量空载损耗及空载电流的测量工频耐压测试感应耐压测试绝缘电阻测试局部放电测试外观和尺寸的检验铭牌的检验等。 |
| 10. | To reduce voltage stress of power switch in the flyback - forward converter , a novel two - transister flyback - forward converter is present in this paper . by adjusting the turns ratio of forward and flyback transformer we can distribute the delivering power of forward and flyback transformer
提出了一种双管正?反激组合变换器，通过调整正、反激变压器的匝比关系，可以任意改变正、反激变压器向负载传输功率的分配比率。 |
