中文摘要：

拉萨河是雅鲁藏布江的主要支流，是拉萨河流域主要的生活饮用、农业灌溉、工业用水和生态用水水源。通过对拉萨河流域定点采样并对样品中铅、锌的含量进行测定，掌握拉萨河流域水体中铅、锌的含量，初步分析拉萨河流域铅、锌污染状况和污染源，提出拉萨河流域水体铅、锌等重金属污染的预防、控制和治理对策。

英文摘要：

The Lhasa River is one of the main tributaries of the Brahmaputra, and it provides main water sources for the drink, agricultural irrigation, industrial and ecological use of water. The present paper focused on the analysis of the pollution status of lead and zinc, and the sources of pollution by the determination of lead and zinc content in water of the Lhasa River with fixed sampling sites and to propose the prevention and control of lead, zinc and other heavy metal pollution to water of the Lhasa River and its countermeasures.