auxiliary steam and condensate return system
auxiliary steam distribution system
auxiliary steam manifold
auxiliary steam supply system
厂用蒸汽供应系统
智能电子设备
智能电子设备(IED)
10CrMo910 main steam pipeline
condensate in steam pipeline
direct embedded steam pipeline
Directly Buried Steam Pipeline
High pressure steam pipeline
High Temperature Steam Pipeline
Medium Pressure Steam Pipeline
steam turbines using steam to reduce temperature and pressure
de (得) as auxiliary verb
500 kV auxiliary transformer