KD kickdown强制降档
Kickdown switch自动跳合开关;强迫换档开关;强迫降档开关测试
kickdown signal换低档信号
kickdown valve急踩调压阀
kickdown servo换低档伺服机构
to kickdown & release降档和释放
kickdown actuated valve踏板前端控制阀
wide-open throttle kickdown valve节气门全开强制换挡阀
N（名词） a method of changing gear in a car with automatic transmission, by fully depressing the accelerator 换低挡