重点开展官厅水库上游风沙治理技术示范与水源涵养林的建设；

重点开展官厅水库上游风沙治理技术示范与水源涵养林的建设；的英文翻译

基本释义

• We emphatically demonstrate the technology of controlling wind and sand in the upper reaches of Guanting reservoir and construct the conserving forest in the water source.