Drinking water plays an important role in our dally life.And with the increasing need of safe drinking water, the quality and safety of drinking water have become focues of attention.

• 鉴于饮用水在人民生活中的重要地位和人们对方便、安全卫生的饮用水需求的增加,饮用水的质量和安全问题成为人们关注的焦点。