?自动撞锤控制    automatic ram control valve (ARCV)

?自动调整阀    automatic regulation valve

?自动调整器    automatic regulator

?自动复归    automatic reset

?自动驱气阀    automatic scavenging valve

?自动顺序吹灰系统    automatic sequential soot blowing system

?船舶自动控制    automatic shipcontrol

?自动减速装置    automatic slow down device

?自动喷水[灭火]装置    automatic sprinkler system

?自动起动器    automatic starter

?自动操舵装置    automatic steering gear

?自动停止装置    automatic stopping device

?自动温度记录计    automatic temperature recorder

?自动张力机    automatic tension engine

?自动张力系缆绞机    automatic tension mooring winch

?自动定时开关    automatic time switch

?自动追迹装置    automatic tracking system

?自动发射机,自动传送机    automatic transmitter

?自动阀    automatic valve

?自动电压调整器    automatic voltage regulator (AVR)

?自动音量控制    automatic volume control (A.V.C.)

?自动焊接    automatic welding

?自动化    automation

?汽车渡轮    automobile ferry

?自动操舵装置,自动导航    auto-pilot

?自动起动器    auto-starter

?自动电话    auto-telephone

?副机,辅机    auxilary machinery

?辅机    auxiliaries

?辅配电盘    auxiliary (or sub) switchboard

?辅空[气]压[缩]机    auxiliary air compressor

?辅[助]压载柜(潜艇)    auxiliary ballast tank

?辅锅炉    auxiliary boiler

?辅锅炉舱    auxiliary boiler room

?辅循环泵    auxiliary circulating pump

?辅机冷凝器    auxiliary condenser

?改装巡洋舰    auxiliary cruiser

?辅柴油机    auxiliary diesel engine

?辅能量    auxiliary energy

?辅机,副机    auxiliary engine

?辅机舱    auxiliary engine room

?机帆船    auxiliary engine sailer