1·So it is a important task of waterhead management that understanding the foundation of water pollution and preventing water from being polluted.
了解水污染源,防止水污染产生和进一步恶化是水源管理中的一项重要任务。
1·The upper reservoir overflow dam of Yangjiang pumped storage power station shows the characteristics of high waterhead, narrowing river bed in dam site and steep slope.