新型电液换向阀
A new valve of electric hydraulic control exchange direction
动力换挡变速器
power shift gearbox
Power-shift transmission
Powered shifting transmission
自动变速器换挡杆
automatic transmission shift lever
地面驱动变速器变速杆
ground drive transmission shift lever
DC-DC开关型变换器
DC-DC switch mode converter
电流型DC-DC变换器
current-mode DC-DC converters
电流型变换器
current-source converter
Current -source converter
电压型PWM变换器
voltage-fed PWM converter
多绕组变压器隔离型变换器
multi-winding-transformer-isolated converter