cylindrical fuel injection pump

圆柱螺旋压缩弹簧 cylindroid helical-coil compression spring 圆柱式燃油喷射泵 cylindrical fuel injection pump 圆柱式凸轮步进运动机构 barrel (cylindric) cam ..

 single cylinder fuel injection pump

driveshaft fuel injection pump 单缸式燃油喷射泵 single cylinder fuel injection pump 圆柱式燃油喷射泵 cylindrical fuel injection pump 旋转式燃油喷射泵 ..