双轴双排汽 cross-compound double flow

单轴双排汽汽轮机 tandem double-flow turbine

三缸双排汽汽轮机 three-casing double flow turbine

双排汽级叶片 [机] double rank exhaust blade

单缸双排汽 tandem compound double flow

双轴双排汽汽轮机 CCDF

双轴单排汽 cross-compound single-flow

双流排汽 double-flow exhaust

双轴单排汽汽轮机 CCSF