hand expansion valve

... 膨胀阀容量 expansion valve capacity 手动膨胀阀 hand expansion valve 自动膨胀阀 automatic expansion valve ...

航海及... ... hand emergency signalling apparatus 手摇报警器 hand expansion valve 手控膨胀阀 hand extinguisher 手提灭火机 ...

expansion valve的中文翻译，expansion... ... 手动调节阀(手动调节阀) hand expansion valve 膨胀阀(膨胀阀) expansion valve ...