石化废水水处理
petrochemical wastewater treatment
给水处理
Drinking water treatment
treatment of feed water
water supply treatment
feedwater treatment
feed water treatment
water treatment
treatment of water supply
antenna test
antenna window
supply water treatment
water feed treatment
给水处理池
feed-water treatment reservoir
给水处理方式
supply water treatment mode
锅炉给水处理剂
boiler feed water compound
boiler feed-water compound
锅内水处理法
internal boiler water treatment
化学沉淀废水处理法
waste water treatment by chemical precipitation process
活性碳废水处理法
waste water treatment by activated carbon process