The third used the timing of light therapy as the control.
第三组以光疗法的时间作为对照。
The control system of street light unit USES the constant current to supply, has the function of establish and timing adjustment output.
路灯单元控制系统采用恒流源供电，具有输出功率调整功能，并能定时调整功率。
The control system of street light unit USES the constant current to supply, has the function of establish and timing adjustment output.
路灯单元控制系统采用恒流源供电，具有输出功率调整功能，并能定时调整功率。
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