| 1. | Ac input frequency 交流输入频率 |
| 2. | The low - melting - point sn - pb - bi alloy was used as simulacrum to investigate the distortion of meniscus 结果表明:当电源输入频率增大时,结晶器内的磁感应强度减小。 |
| 3. | The height of meniscus is in inverse proportion to the frequency , i . e . , the higher the frequency , the more stable the meniscus 弯月面的高度与电源输入频率成反比,频率越高,弯月面稳定性越好。 |
| 4. | We can design charging devices to meet our customers various requirements on input voltage and frequency . when ordering , please indicate input voltage and input frequency 本厂能为广大用户设计各种不同输入电压及频率的充电设备,请在订货时注明输入电压及输入频率。 |
| 5. | Actually to ensure the effect of soft - contact continuous casting , the power input should be increased to compensate the decrease in exciting current if the frequency increases 在实际生产中,如果需要提高电源输入频率,则应该同时适当的增大电源功率来弥补激励电流的减小,以保证软接触效果。 |
| 6. | The frequency - centered sla theory claims that input frequency is an essential factor affecting l2 acquisition order and determining the productability of language constructions 摘要以频率为中心的二语习得理论认为,输入频率是影响第二语言习得顺序的重要因素,并对语言结构的能产性起着决定作用。 |
| 7. | The distribution of magnetic induction in rectangular soft - contact mold during electromagnetic continuous casting ( emcc ) was investigated considering the electric frequency 摘要研究了在电磁软接触连铸过程中,电源输入频率的变化对矩形电磁软接触结晶器内的磁感应强度分布规律和弯月面变化情况的影响。 |
| 8. | The slope signal analyses and sinusoidal signal analyses show that the dnl 1 / 2lsb , at 49 . 902 mhz input frequency and 100mhz sampling frequency , sfdr is 75 . 5db and the or output can detect correctly whether the input signal is overflow and the system has good linearity 输入频率为49 . 902mhz的满幅( 500mv )正弦信号,测得adc的无杂散动态范围( sfdr )为75 . 5db ,系统的具有良好的线性度。 |
| 9. | However input current distortion at the zero - crossing of the input voltage is a common problem in active pfc converters , and it becomes more serious as the line frequency is increased . the purpose of this thesis is to reduce the zero - crossing distortion of input current at high input frequency application 但有源pfc变换器存在输入电流过零畸变的缺陷,并且随着输入频率的升高而越来越严重,本文的工作就是针对解决高输入频率下严重的输入电流过零畸变而展开的。 |
| 10. | The features of this equipments include multi - channel acquisition ( 16 paths ) , high precision ( 0 . 2 level ) , wide input frequency ( 25 - 20 khz ) and strong anti - interference capability . through the tests at several substations we found the on - site operation of picep is good for electrical measurements , r & d and technical development . it is accepted and used widely Picep具有采集通道多( 16路) 、精度高( 0 . 2级) 、输入频率宽( 25 - 20khz )及抗干扰能力强等特点,经多个变电站、不同状态的实际试验,证明现场使用效果良好,性能指标完全满足了设计要求。 |