海水循环水系统
seawater circulating system
海水循环水养殖
seawater recirculation aquaculture
海水循环水养殖系统
seawater Recirculating Aquaculture System RAS
冷却水循环水泵
Cooling water circulation pumps
闭式循环水力活塞泵
closed-cycle hydraulic piston pump
间歇循环活性污泥
intermittently cyclic activated sludge
交替式内循环活性污泥工艺
alternated internal-cyclic system AICS
循环活动
cardiovascular activities
循环活化
cyclic activation analysis
Cyclical activation
循环活性污泥法
cyclic activated sludge process
CASS
Cast
周期性循环活性污泥法
periodical activated sludge system