環形灌溉 的英文怎麼說
中文拼音 [huánxíngguàngài]
環形灌溉
英文
circular irrigation- 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
- 灌 : Ⅰ動詞1 （輸水澆土） irrigate 2 （倒進去; 注入） pour in; fill 3 （飲酒; 勉強他人飲酒） drink wine...
- 溉 : 動詞[書面語]1. （澆水） supply with water 2. （洗滌） cleanse; wash
- 環形 : annular; ringlike; ring form; bight; annularity環形癌 annular carcinoma; 環形電路 [訊] loop circu...
- 灌溉 : irrigate; irrigation; watering
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At the same time the study analyse the structural system of the index and it ' s weight with the ahp, and choose soil quality, soil thickness, the content of organic matter, terrain, elevation and the ration of irrigated guarantee as gradation index and choose soil quality, soil thickness, the content of organic matter, terrain, elevation, the ration of irrigated guarantee, the condition of traffic, the distance from the central city, the scatter degree of field, the neat degree of field, loss of water and erosion of soil and land contamination as classification index. at the same time the study emphasize the effect of the condition of ecological condition and environmental contamination
採用層次分析法對該區域農用地分等定級的指標體系及其權重進行了研究，選擇表層質地、土層厚度、有機質含量、地形、海拔、灌溉保證率等6項指標參與分等評價，選取表層質地、土層厚度、有機質含量、地形、海拔、灌溉保證率、對外交通狀況、距市中心距離、田間道路狀況、田塊分散度、地面平整度、水土流失、土地污染等13個因子分指標區進行定級評價，強調了生態條件及其環境污染狀況在農用地分等定級中的作用。The study is mainly about the irrigating of song nen plain region and its water - salt sport environment condition and artificial factor etc
摘要主要研究了松嫩平原地區的灌溉方式、土壤水鹽運動狀況、環境條件以及人為因素等，對土壤次生鹽漬化的形成，提出預防與防治具有重要的意義。As a result of a weak consciousness of water - saving among people, serious waste of water, low efficiency of water use in industrial and agricultural productions, environmental pollution, and over - exploitation of groundwater, scarcity of water resource in china is serious
由於人們節水意識淡薄、浪費現象嚴重、農業灌溉與工業用水效率低、環境污染、地下水超采等原因，我國水資源短缺形勢極為嚴峻。
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