... .5. The cooling system of pump are whole-water cover for KZ Series or half-water cover design for KT/KR Series, it ... bridge, the harbor, the river, the civil engineering drain off water using.2. The sand graduated field, the cement depot, and ... . The sedimentation pool, organic sewage, dirt mud discharges.4. The water of underground, subway, building foundation, underground spring discharges.5. The ...