水体
- Water body;wave;ford
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富磷污泥的处理与水体富营养化的预防
Dealing of mud and prevention of wave eutrophia
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表面边界层对于水体影响很小,可以忽略。
The influence of wave surface boundary layer is very little so it could be ignored in computation .
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1月31日,一名叫塞帕拉的狗拉雪橇驾驶者必须要穿过一个名为诺顿湾的冰冻水体。
On January 31 , a musher named Seppala had to cross a frozen body of water called Norton Sound .
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来自加利福尼亚大学圣塔芭芭拉分校的研究小组估计,经洗涤从衣物上脱落的细线总量达560万吨,其中略多于一半被排入水体。
The research team from the University of California , Santa Barbara , estimates a total of 5.6 million tonnes has been shed in this way , just over half of which has gone into water bodies .
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利用C、N同位素组成的变化指示水体中营养状况的变化。
Carbon and nitrogen stable isotope are used as indicators of nutrient changes .
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结果表明,铁能很快去除水体中的铬,且铬的去除速率随溶液的pH降低而增快;
The result indicated that zero valent iron could removal chromium quickly .
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水体污染中常见食源性致病菌的PCR分子检测研究中华绒螯蟹细菌性病原的分离和鉴定
Study on Polymerase Chain Reaction Molecular Detection of Five Food-borne Bacterial Pathogens in Polluted Water
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底泥速效氮含量(x)与水体氮素转化速度常数(k)呈正相关。
Nitrogen conversion rate in water is directly related to the available nitrogen content in the sediment .
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霉菌吸附水体中Cr(Ⅵ)Cd(Ⅱ)离子研究
Adsorption of Fungus on Cr ( VI ) and Cd ( II ) in Water
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结果表明:水体基本达到V类水质标准。
The result showed that the water quality had basically reached water quality standard V grade .
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阿拉斯加北坡巴罗地区(BARROW)水体的pH值和电导率分析北极阿拉斯加巴罗地区夏季降水化学特征
Chemical characteristics of summer precipitation at Point Barrow , arctic Alaska
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U形渡槽水体大幅晃动的ALE有限元模拟
ALE Simulation of Large Sloshing of Water in U-shaped Aqueduct
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当水体的pH值增大,泥沙吸附可从水体中去除较多的六价铬。
Rising PH value of waters , the quantity of the hexavalent chromium ion removed from waters by sediment absorption increases too .
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饵料铜、磷和水体pH、温度对日本沼虾肌肉腺苷酸含量的影响
Effects of Copper , Phosphorus in Diets and pH , Temperature in Cultural Water on the Contents of Nucleotides in M-nipponensis Muscles
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鱼类能摄取水体中的~(134)Cs并积累在肝、肾等内脏器官。
Fish can absorb 134 Cs from water phase and store it in liver and kidney .
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作者着眼于酸性降水这一侧面,论证了酸性降水对太湖水体降水pH值的影响。
The author concentrates one aspect of acidic precipitation and proves the influence of acidic precipitation to the pH value of Tai Lake water body .
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证明该菌可以有效地去除低温水体中Cr(Ⅵ)、Cd(Ⅱ)离子。
It is concluded that Cr (ⅵ) and Cd (ⅱ) ions in low temperature waters could be removed effectively by this fungus strain .
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纳污港湾污染物质的有限水体混合迁移模式&Ⅱ.厦门港Cu、Pb迁移模式探讨
A mixing model of elementary water body for pollutant transport in bays & ⅱ . transport model for copper and lead in Xiamen Bay
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厦门湾水体中颗粒有机碳的垂向输出通量:~(234)Th/~(238)U不平衡的应用
Particulate organic carbon export fluxes estimated from ~ ( 234 ) Th / ~ ( 238 ) U disequilibria in the Xiamen Bay
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基于TM影像的水体透明度反演模型&以鄱阳湖国家自然保护区为例
Landsat TM image-based retrieval model of water clarity : a case study of Lake Poyang National Nature Reserve , China
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以黄河水体沉积物为研究对象,探讨了氨基甲酸酯类农药灭多威在沉积物上的吸附特性,同时还研究了pH值和离子强度等因素对吸附的影响。
The characteristic of adsorption of methomyl on Yellow River 's sediments and the influence of some factors , such as pH value and ionic strength on the adsorption investigated .
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这表明,栉孔扇贝各组织中CAT酶对水体中Cu污染反映敏感,存在计量-效应关系,对海洋Cu早期污染具有指示作用。
The results also showed that the CAT in the tissues of C. farreri was sensitive to Cu contamination in seawater , which indicated early Cu pollution in sea .
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成库前后水体中可能存在Pb、Cd复合污染和Pb、Cu复合污染以及Cu、Cd复合污染。
There might be Pb , Cd complex pollution and Pb , Cu complex pollution and Cu , Cd complex pollution before and after the water level reached 135 meters .
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采用GC,HPLC和GC/MS方法对长江(江阴段)水体有机物进行了鉴定和分析。
Methods of GC , HPLC and GC / MS have been used for identification and analysis of organic compounds in Yangtze river ( Jiang in section ) water .
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整个海区100m以上水体的次级生产力平均为72.9mgC·m-2·d-1。同时计算了初级生产力与浮游动物的次级生产力的营养传递的效率,平均转化效率为18%。
The average transformation efficiency estimated from primary productivity and second productivity was 18 % .
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重金属元素的浓度在沉积物-水界面处变化明显,夏季沉积物中的Cr对上覆水体水质的影响较大。
At the water-sediment interface , the concentrations of these elements had an obvious variation . In summer , Cr in the sediment had greater influence on the quality of overlying waters .
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研究了膜式氧合器3种不同解吸方式,即:O2对流法、真空抽取法和酸吸收法去除水产养殖水体中氨氮的影响因素,并比较其对氨氮的去除效果。
Using membrane oxygenator , 3 stripping methods O 2 sweeping , vacuum extracting and acid absorbing were employed to remove the ammonia-N from aquaculture water .
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浓度-价值损失率法依据污染物对地下水质量的损害程度即损失率与未受污染的同一水体的总经济价值K乘积来计算,符合环境经济学的原理,理论依据充分;
The calculation is based on the impacts of pollutants on groundwater quality and in comparison with the total economic value of the same water body unpolluted , which is coincident with environmental economics and has strong theoretic basis .
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通过对含有元素磷的水体中鱼类的血清胆碱酯酶和三磷酸腺苷(ATP)酶活性的测定,发现元素磷对上述两类酶的活性有一定的抑制作用。
By assaying the activity of serum cholinesterase and ATPase of fishes in the water which contains phosphor , it is found there are a little inhibition to the above two enzymes .
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景观水体的水质维护主要是控制水体中的COD、BOD5、TN、TP等污染物的含量及藻类等的生长,保持水体的清澈、洁净和整个水域的水质。
Protecting landscape water body mainly controlled its content of COD 、 BOD5 、 TN and TP and the growth of algae . Keeping it clean and the whole water quality .