枯水期
- 名dry season;period of low flow
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线性回归的结果表明,纵断面Ⅲ的丰、枯水期COD与S和N、P间相关性很好,在99%置信水平上显著;
The results of linear regression analysis showed that there was good correlation between COD and S , nitrate , phosphate respectively at confidence level 99 % in flood season and dry season along longitudinal section I .
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杭州湾海水枯水期和丰水期水样的(Ca2+)/Cl比平均值分别超出大洋水平均值28.8%和20.6%;
The seawater average ionic ratio value of ( Ca 2 + ) / Cl exceeds that of the average value of ocean seawater 28.8 % and 20.6 % , respectively in the dry season and the flood season .
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枯水期A厂和B厂的出厂水水质是较好的。
The quality of treated water in A and B waterworks in winter was better .
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出水水质好、宜于回用。枯水期A厂和B厂的出厂水水质是较好的。
The treated water could be reused . The quality of treated water in A and B water works in winter was better .
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C市枯水期饮用水中有机污染物分析及对肝细胞DNA损伤的研究
An analysis of the organic extracts from source water and drinking water in city C and the effects on DNA damage in primary hepatocytes in rats
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提出在多闸坝河流上,利用枯水期断面化学需氧量同步监测数据测算COD综合衰减系数的方法。
A method to calculate the fall coefficient of COD in rivers which have many dams was put forward .
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枯水期样品δ~(13)C值的范围是26.623.7×10~(-3),表明陆源有机碳占优势。
Samples collected during the low-water period ( November , 1981 ) have δ 13C values ranging from - 26.6 to - 23.7 × 1013 , indicating a dominant terrestrial organic carbon contribution .
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丰水期和枯水期的溶解态稀土的(La/Yb)N值从西半湖区到东半湖区呈现有规律性的逐渐增大,并且丰水期的(La/Yb)N值低于枯水期。
The values of ( La / Yb ) N in high-water period and low-water season increase from west to east , and they in high-water period are larger than those in low-water season .
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测量了喀斯特地区乌江、沅江两大水系的河流枯水期的主元素、Sr2+离子浓度和Sr同位素比值。
Major ions and Sr ~ ( 2 + ) concentrations and Sr isotopic compositions of two major river systems were measured in Guizhou karst region .
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各水文期不同水体COD平均含量排序为:枯水期COD含量较高的水体为水产养殖场及居民生活区周围水体;
In low water season , the water body , which contents of COD were higher than the others , were the water around aquiculture site and residential area ;
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水平槽道内湍流两相流的PIV测量西江、东海水道枯水期分流比实测研究
Measurement of Turbulence in a Particle-laden Channel Flow Using PIV Technique ; Measurement and study of dry-period flow distribution ratio between Xijiang river and Donghai waterway
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水体HCHs浓度在丰水期显著高于枯水期,不同时期DDTs浓度变化规律不明显。
The average concentration of HCHs in high water season was higher than that in low water season .
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报道了1993~1999年西宁市居民生活用水中总β放射性水平范围、均值和标准差,分别为:枯水期005~025012±004(Bq·L-1);
The level of total β radiation in drinking water for residents in Xining city from 1993 to 1999 was reported .
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根据对延河河水连续5a的水质污染因子测定数据,运用模糊数学方法对延河的丰水期、平水期和枯水期的水质现状进行了评价。
Based on water quality monitored data of Yanhe River for 5 years , water quality of abundant , usual and low water season was evaluated .
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依据灰色系统理论,构造了一个由6个GM(1,1)模型组成的灰色动态模型群,并运用该模型群对淮河干流枯水期氨氮浓度变化趋势进行了预测分析,得到令人满意的结果。
A gray dynamic model group is put forward made up of six simple gray models . Then the model group is used to predict the trend of concentration of NH 3-N in the Huaihe river during dry season .
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珠江水体HCO3~-离子含量在一个水文年中发生显著变化,特别是丰水期与枯水期之间波动幅度较大;
The main conclusions are as follows : The HCO3-ion content of Zhujiang River changes notably in one hydrological year , especially in wet season and dry season .
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水质合格率总的趋势是枯水期水质优于丰水期(P0.05);集中式供水规模愈大,水处理工艺愈完善,水质合格率愈高(P0.05)。
The overall trend of the qualified rate of water is higher in dry season than in the abundant water period ( P0.05 ); The biger centralized water supply scale is and the more perfect the water treatment process is , the higher quality qualified rate is ( P0.05 ) .
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ONI为负时,同期西江径流量及中、下游降水量出现负距平的概率,后枯水期高于前枯水期。
When ONI is genitive , the probability for the Xijiang River discharge and precipitation in the middle and lower streams in post-dry season is higher than in pre-dry season .
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结果表明,在时间上,NH+4-N的峰值出现在枯水期,而NO-3-N的峰值出现在丰水期;
The results indicate that the peak value of NH + 4-N appears in the low water period while the peak value of NO - 3-N displays in the high water period ;
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2003年10月,国务院批准三峡水库枯水期蓄水至139m水位。
On Oct. 2003 , the State Council approved of storing water to the elevation of 139 m in the Three Gorges Reservoir during the low water period .
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结果表明,湖泊水体δ18O主要反映了湖泊水源变化及湖泊水体与长江洪水期/枯水期交替演变的特征关系。
The results show that δ ~ 18O shifts in lake waters reflect the variations of water sources of the lakes , and the relations of alternative evolution between lake waters during flood season and dry season of the Yangtze River .
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枯水期抽水试验延续9h,水位下降4.48m,出水量287.76m ̄3/d,开采是有保证的。
In dry season , pumping test lasted 9 hours , the drawdown is only 4.48 m and the water yield is 287.76 m  ̄ 3 / d. It is sufficient for the continuous mining by 2 inch water pumper .
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在枯水期南港与北港的诸浅滩水深不足3.8m,严重影响航运。
In the dry season the water depth of the shoals in the two waterways are less ( fm 30 N ) than 3 . 8m . which has a influence on the navigation .
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结果表明,苏州市河流水质已经遭到了不同程度的污染,以枯水期为例,除了X1和46两个断面外,其他断面综合水质均为劣Ⅴ类。
The results show that the water has been polluted in various degrees . Take dry season as an example , stream courses were polluted completely , exclusive of sections X1 and 46 , the comprehensive water quality of other sections were worse than V Grade .
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春季,珠江冲淡水主要分布在约40m等深线附近,由于珠江仍处在枯水期,径流较弱,且东北季风仍然较强,所以珠江冲淡水主要向西扩散。
In spring , the Zhujiang River diluted water locates mainly between the coastal and 40 meters isobath , and diffuses to west , with reason , that , during the spring the Zhujiang River is in its low water season and the northeast monsoon is still intense .
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长江口枯水期最大浑浊带形成机制
Formation mechanisms of turbidity maximum in Changjiang Estuary during the dry season
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沱江河枯水期微污染水的处理对策
Treatment Methods for Slight-Contaminated-Water of Tuojiang River in Dry Season
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三峡工程建成后枯水期运行的气候风险研究
Climatic risk analysis of the Three Gorges project operation in dry season
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应用灰关联模式识别模型评价枯水期汉江水质
Applying Grey-mode Identification Model to Evaluate the Water Quality of Hanjiang River
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枯水期径流量的中长期预估模式
Model of Mid-Long Term Runoff Forecast during Drought Period