降速调整垫操作程序
underspeed spacer procedure
低怠速调整螺钉
low idle adjusting screw
low idle adjustment screw
low idle speed setscrew
低怠速转速调整
low idle speed adjustment
低速调整托架
underspeed adjustment bracket
调速器高怠速调整螺钉
governor high idle adjustment screw
调速器高怠速调整螺钉调定
governor high idle adjustment screw setting