单: singular number fate; destin ...单流程: single path单流的: singleflow; uniflow单流阀: ball-and-seat; check valve单流法: single current method单流管: dead leg单流机: uniflow engine单流制: single current system; single-current system单程的,单流的: single-pass单流程的: oncethrough; single flow; single-flow单流传输: neutral transmission单流道叶轮: single blade impeller单流电报: neutral telegraph单流电键: single current key单流发动机: uniflow engine单流发生器: single current generator单流工作: neutral operation; single current working单流锅炉: straight-through boiler; uniflow boiler单流活性心: straight-through core单流冷凝器: straight condenser单流连铸机: single strand casting machine; single-strand casting machine; strand casting machine单流路柱: mono-channel column单流批处理: single-stream batch processing单流驱气: uniflow scavenge单流燃烧室: straight-through combustion chamber