SpareDescription: Tendency of deposition in the Guanting reservoir and dredging on mouth bar of the Guishuihe estuary are analyzed by the data from the model experiments.

 
  • 描述:在实体模型试验的基础上,对官厅水库的泥沙淤积发展和妫水河口拦门沙的清淤疏浚措施进行了研究。
今日热词
目录 附录 查词历史