According to different water quality content of 30%, generally 1, put different dosage, water and sewage are not the same
The existence of liquid, but the boiling point and the melting point of the pressure is not the same, under normal pressure only sublimation boiling point.
Do not leave the phone and factory name, in fact, are not reached, the main indicator of aluminum oxide content can be achieved, lead arsenic mercury is not exc
A large amount of alum sludge slides along the wall of the inclined pipe (sloping plate) to deposit in the trough, and the upper water flows into the trough thr
Your sewage concentration, ah, the general solid dissolved in water, the liquid form by metered into the water to be prepared (3% ~ 5%), and the organic polymer