常見例句Consequently the change of natural environment from lagoon to level farmland was completed in Lixia Riverbasin. 水災與自然環(huán)境變遷交相作用,將里下河引入赤貧的深淵。Therefore, the construction of a practicable digital model suitable for large riverbasin is the urgent task in the development of digital riverbasin. 綜合前人的研究發(fā)現(xiàn)當前緊要任務就是在大范圍、全流域上建立起具有應用價值的數(shù)字流域模型。Founded in1933 near the fishing village of Nagayevo, Magadandeveloped into alarge port and a center for mining activities inthe Kolyma Riverbasin in the mountains. 馬加丹海港雖然一年之中要結(jié)冰近8個月,但仍然非常繁忙,還擁有龐大的儲存設備。In Zhongyang County is located in the middle of the Yellow RiverBasin, the Loess Plateau abdomen, back in the late Paleolithic,internally, there ancestors have lived. 中陽縣地處黃河流域中段,黃土高原腹部,早在舊石器時代晚期,境內(nèi)就有先民生息繁衍。The paper discussed the characteristics of demand-decided and supply-decided models of water resources deployment, and applied supply-decided model in Hailaer Riverbasin as a case study. 本文分析了以需定供和以供定需的水資源配置模式的特點,并以海拉爾流域為例,闡述了以供定需的水資源配置模式在流域的具體應用。Under the guidance of theories in systematic science and ecological economics, through integrating multi-sciences, issues of riverbasin ecosystem diagnosing and early-warning were studied. 本文在系統(tǒng)科學和生態(tài)經(jīng)濟理論的指導下,運用多學科交叉的集成分析方法,研究流域生態(tài)系統(tǒng)健康的診斷預警問題。 返回 riverbasin