单体式喷油器调速器组件
unit injector governor group
调速器油泵安全阀
governor oil pump relief valve
调速器油泵壳体
governor oil pump housing
喷油泵调速器
fuel injection pump housing governor
低怠速转速调整
low idle speed adjustment
电控调速器调定
electric governor setting
电控调速器速度调定
electric governor speed setting