右开沟器保持弹簧
right shoe retaining spring
跟踪-保持器保持漂移电路
hold drift of track-hold circuit
制动蹄保持弹簧
brake shoe retention spring
泵旋转斜盘致动器弹簧
pump swashplate actuator spring
变矩器初级调节器弹簧
converter primary regulator spring
变速箱离合器弹簧
transmission clutch spring
传动系行驶制动器弹簧力
driveline service brake spring load
弹簧保压
spring pressure maintaining