非水冲厕
not water carriage toilet facility
海水冲厕
Seawater Toilet-flushing
flush lavatory by using seawater
海水冲厕污水
Seawater Toilet-flushing Sewage
seawage from seawater flush toilet
seawater flushing toilet wastewater
海水冲厕系统
salt water flushing system
内冷水水箱溢流
overflow of inner cooling water tank
水箱水池
water tank and water pool