制动器操作轴的英文

• brake operating spindle
• brake-operating spindle

• 制动器:    brake; brakestaff; skid; sto ...
• 操作:    operate; manipulate; handle
• 轴:    axle; shaft
• 制动器操作:    brake service
• 制动器操纵阀:    brake operating ale; brake operating valve