The light source module, the reflector module and the power module are designed with standard modules, which are convenient to replace and reduce the cost of maintenance.
光源组件、反射器组件、电源模块等均采用标准模块设计，方便更换，减少后期维护成本。
Derived the formula for computing quadratic harmonics of output current in the single phase unit power factor ac DC converter based on analysis of the circuit module of the equivalent current source.
在基于对等效电流源电路模型分析的基础上，推导出了单相单位功率因数变流器输出电流二次谐波的计算公式，将输出二次谐波电流正、反向交替注入交流输入侧来抵消电流中的谐波。
The design includes power source, AD and DA conversion, output module of current-source, demonstration and control module.
设计分电源，AD和DA转换，电流源输出，显示和控制模块。
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