喷嘴座 meaning in English

nozzle boss
nozzle carrier
nozzle frame
nozzle holder

Road vehicles . compression - ignition engines . screw - in injection nozzle holder , type 23
道路车辆.压燃式发动机.拧入式喷嘴座, 23型
Diesel engines - screw - in injection nozzle holders , types 24 , 25 , 26 and 26 . 1
柴油发动机.型号为24 25 26和26 . 1的旋入式喷嘴座
Road vehicles ; compression - ignition engines ; screw - in injection nozzle holders , types 24 , 25 and 26 ; identical with iso 9102 : 1990
道路车辆.压燃式发动机. 24 . 25 . 26型螺丝拧入式喷嘴座