bulb-type hydro generating set 灯泡式水力发电机组

bulb tubular turbine generating units 灯泡贯流式水轮发电机组 ; 灯泡贯流式机组

bulb hydro-generating set 贯流式灯泡机组

bulb hydro-generating unit 灯泡贯流式机组

bulb-type hydraulic generating set 贯流式水力机组

bulb-type hydraulic generating sets 灯泡贯流式水轮发电机组

bulb tubular hydraulic generating set 灯泡贯流式水轮发电机组

double-directional bulb tubular generating unit 双向灯泡贯流机组