open flume water turbine 敞开水槽水轮机 ; 明槽水轮机

open flume type 明槽型

open-flume turbine 敞式水轮机

open flume setting 明槽式装置

curved open flume 弯段水槽

open flume turbine 明渠式水轮机

open flume type turbine 明渠式水轮机

open-flume water turbine 开式水轮机