surface water resources amount 中文意思是什麼

surface water resources amount 解釋
地表水資源量
  • surface : n 1 表面;地面;水面;廣場,空地。2 外觀,外表,皮毛。3 【幾】面;切口;【航空】翼面。adj 表面的...
  • water : n 1 水;雨水;露;〈常作 pl 〉 礦泉,溫泉;藥水。2 〈常 pl 〉水體;水域;水道;海;湖;河;海域;...
  • resources : 漁業資源
  • amount : vi. 1. 總計,共計,合計 (to)。2. 相當于,等於。3. 成為 (to)。n. 1. 總和,總額。2. 數值,量,金額。3. 結果,效果;要旨。
  1. The basic theories such as the rules and contents of regional water resources evaluation, the rules and methods of regional water demand prediction are discussed ; the methods to calculate the amount of regional surface water, ground water, the total amount of regional water resources and the amount of water resources which can be used are discussed ; the basic theories such as the rules and contents of optimal allocation of regional water quality and water quantity are also discussed and the basic thinking to study it is brought forward

    詳細論述了區域水資源評價的原則、內容和區域需水量預測的原則、方法、影響因素等基本理論;重點探討了區域地表水資源量、地下水資源量、水資源總量、區域可供水量的計算方法和區域水資源質量評價的方法;系統論述了區域水質-水量聯合優化配置的原則、內容等基本理論,提出了開展區域水質-水量聯合優化配置的基本思路。
  2. Firstly, through analyzing massive materials and data, this paper summarizes the main problems of resources and environment confronted with jiangsu province, which are the decrease of per capita amount of land and water resources, the insufficient amount and low self - support rate of mineral and power resources, the low use efficiency and serious waste phenomena, the great emitting quantity of waste water, waste gas and kinds of pollutants, the worrying water quality of surface water and seawater, the bad air condition and the heavy pollution of acid rain

    本文首先通過對大量的資料和數據分析,歸納了江蘇省資源、環境面臨的主要問題:土地、水資源人均佔有量持續遞減,礦產、能源資源總量少、自給率低,且各種資源存在利用效率不高、浪費嚴重等諸多問題;廢水、廢氣及污染物排放量大,地表水、海水水質堪憂,空氣質量差,酸雨污染較重。
  3. Problems existing in the development of water resources in yin - chuan basin are : surface water, groundwater, water for city use and water for agriculture use as well as water for ecological use are not reasonably programmed, leading to the waste of water resources and occurrence of salted soil. at the same time, because of the large amount drainage of wasted water, solids and gas as well as the comprehensive use of chemical fertilizer, the groundwater was polluted in different degree, the range and extent of the pollution have a tendency to increase yearly. whether the water is used in industry or in agriculture, the waste of water is very serious, the technology of water usage is slow, and the production value of water is low

    銀川盆地在水資源開發利用中所存在的主要問題是:對于地表水和地下水、城市用水和農業灌溉用水以及生態用水等缺乏合理規劃,造成了水資源的浪費以及土壤鹽漬化問題的發生;同時,由於工業「三廢」的大量排放以及農藥、化肥的廣泛使用,使地下水不同程度地污染,而且污染程度和范圍有逐年加大的趨勢;無論是農業用水還是工業用水,浪費現象都十分嚴重,用水技術落後,單方水的工農業產值相對較低。
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