It adjusts some technical parameters, such as the output DC voltage adjustable range, efficiency and power factor, wide band noise voltage, static regulation value.
调整了直流输出电压可调节范围、效率与功率因数、宽频杂音电压、稳压精度等指标。
PWM rectifier might become an ideal electric appliance or a linkage between grid-line and other electric facilities, characterized of pollution-free and adjustable power factor.
PWM整流器可成为理想的用电设备或电网与其它电气设备的接口，因为它可以实现无电网污染和可调整的功率因数。
Nutrition is an important and a adjustable impact factor to individual health, For young people, it is not only affects the physical health, but also affect the mental development.
营养是影响个体健康的重要的、可调节的因素。对于青少年不仅影响身体健康，而且影响智力发育。
We propose a continuously adjustable, large attenuation factor laser energy attenuator.
提出了一种连续可调、大衰减系数的激光能量衰减器。
The scope of Pulse rectifier's application areas has become more extensive for the advantage of bidirectional power flow, adjustable power factor and reducing the grid's "pollution", etc.
脉冲整流器因为能实现能量的双向流动、调节电网功率因数及减小对电网的“污染”等优点，其应用的范围领域也越来越广泛。
Simulation and experimental results show that the proposed converter has sine wave input current and output voltage, low harmonic content, adjustable power factor, and zero voltage commutation.
仿真和实验结果表明：所提出的变换器输入电流和输出电压为正弦，谐波小且输入功率因数可控，并可实现零电压换流。
The PWM rectifier is a "green" power electronics equipment since it offers sinusoidal input currents, unity or adjustable power factor, reversal of power flow.
PWM整流器可实现正弦的网侧电流、单位或可调的功率因数、能量的双向流动，是一种真正意义上的“绿色环保”电力电子装置。
Physical Significance of adjustable speed characteristic for fan is stated and functional relation criterion between adjustable speed characteristic factor for fan is established.
阐明通风机调速特性的物理意义，建立系列风机调速特性系数与连续机号间的函数关系准则。
The quality factor is very high and can be tuned through an adjustable negative conductance generator circuit.
品质因数很高而且可以通过负电导发生电路调谐。
The quality factor is very high and can be tuned through an adjustable negative conductance generator circuit.
品质因数很高而且可以通过负电导发生电路调谐。
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