high-voltage circuit current transmission system
system voltage harness circuit
adjustable-voltage system
charging system voltage
closed circuit system
闭路循环系统
高级硬件描述语言VHDL
通路制
闭路系统
常流制
constant voltage system
drive system circuit diagram
Electric circuit system
electrical system voltage variation
electronic fuel system circuit
Four-wire coded track circuit system
high speed integrated circuit system