辅截汽阀
auxiliary steam stop valve
燃油回油压力控制阀
return fuel pressure control valve
燃油回油压力调节阀
return fuel pressure regulating valve
燃油放油阀检视盖
fuel drain valve access cover
燃油阀接头总成
fuel valve adapter assembly
燃油阀接头扳手
fuel valve adapter wrench
燃油输油泵安全阀
fuel transfer pump relief valve