To design and manufacture a constant-source with adjustable amplitude value and the test system, and to realize the examination of zener diode voltage drift parameter, is very important.
设计制作出一个幅值可调的恒流源及其测试系统，实现稳压二极管电压漂移参数的检测，至关重要。
Applying the diagram, it is convenient to compute the reactive power necessary for keeping the voltage value constant.
用调相设备调整无功功率，保持电压偏移在规定的范围内。
Constant current mode, regardless of the input voltage required to change (within a certain range), flows through the constant current electronic load, and the current value can be set.
恒流方式时要求不论输入电压如何变化(在一定范围内)，流过该电子负载的电流恒定，且电流值可设定。
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