小型水轮机
small hydraulic generator
反动水轮机
reaction hydraulic turbine
定桨式水轮机
fixed blade propeller turbine
大型水轮机转轮下环
huge water turbine runner band
大型水轮机
Heavy-duty Hydraulic Turbine
large water turbine
large turbine
large hydraulic turbine
超低水头水轮机
ultra low-head hydraulic turbine
超低比转数水轮机
Super-low specific speed Francis turbine