1) distribution characteristics
分布特征
1.
Distribution characteristics of organic matter and total nitrogen in sediments of Lake Wuliangsuhai.;
乌梁素海沉积物中有机质和全氮含量分布特征
2.
Numerical simulation on flowing distribution characteristics of separated medium inside the Hydrocyclone;
水力旋流器内分离介质流动分布特征数值模拟
3.
Contents and distribution characteristics of nutrient in the Guangzhou sea area;
广州海域营养盐的质量浓度及分布特征
2) Distribution characteristic
分布特征
1.
Formation mechanism and distribution characteristics of the fluid mud in the seaward channel of the Lingding Sea;
伶仃洋出海航道浮泥形成机制与分布特征
2.
The Study on Evolution and Distribution Characteristics of Cloud-to-ground Lightning in Convective Weather;
山东地区对流天气的地闪演变和分布特征研究
3.
Based on the monitoring results of 8 kinds of heavy metals in the surface sediments, a systematic study has been carried out on the longitudinal and landscape distribution characteristics and the correlations of heavy metals in the surface sediments in Guangzho.
在珠江(广州河段)表层沉积物中8种重金属质量分数监测的基础上,对该河段沉积物中重金属的沿程分布特征和横向分布特征进行了全面的分析,并对所测8种重金属之间的相关性进行了研究。
3) distribution
[英][,dɪstrɪ'bju:ʃn] [美]['dɪstrə'bjuʃən]
分布特征
1.
Distribution and Sources of Saturated Hydrocarbon Pollutants in Beijing Surface Soil;
北京地区表层土壤中饱和烃类化合物分布特征及污染源分析
2.
Study on flavonoids distribution of in various populations of Prunella vulgaris;
夏枯草总黄酮提取方法及其在居群间分布特征研究
3.
Red beds distribution and engineering geological problem in China;
我国红层分布特征及主要工程地质问题
4) distribution feature
分布特征
1.
Hydrocarbon accumulation models and distribution features of sandstone lithologic hydrocarbon reservoir in the Dongying Depression;
东营凹陷砂岩岩性油气藏分布特征及成藏模式
2.
High water cut stage remaining oil distribution features and potential reserves tapping in Jianghe area of Shuanghe Oilfield;
双河油田江河区高含水期剩余油分布特征及挖潜对策
3.
Sedimentary system and distribution features of early Tertiary in Liaohe tidal zone;
辽河滩海地区下第三系沉积体系及分布特征
5) Distribution character
分布特征
1.
Lead contamination of urban soils : distribution character and countermeasure;
城市土壤铅污染的分布特征及治理措施
2.
The distribution character of lead in soil and dust in urban region of Shenyang City.;
沈阳市城区土壤和灰尘中铅的分布特征
3.
The distribution character of Fe、Mn、Ni in the soil-plant system on Westen Hill Kunming;
昆明西山土壤——植物系统Fe、Mn、Ni分布特征
补充资料:股票价格的对数正态分布特征
股票价格的对数正态分布特征
图3对数正态分析 var(Sr)二《刃留.4(eoi6一1)=l 03 .54一年中,股票价格的标准偏差是了I硬币环或10.18。这就表明Insr服从正态分布,从而ST具有对数正态分布特征。l记乌的标准偏差与丫了不成比例。也就是说股票价格对数变化的不确定性是以标准偏差来估算的,而且与我们估算的时间长短的平方根成比例。 例4: 以某种股票为例,其初始价格为40美元,年预期收益率为16%,年易变性为20%。根据方程式(17),在六个月时间内,股票价格sT的随机分布服从: 】竭一甲〔h洲。+(0 .16一0.卿2)0.5,0.2而万亏〕 l“乌一杯3 .759,0.141)一个正态分布的变量,若其平均值标准偏差的范围在1.%之内的可能性为95%,那么,有95%的把握,Insr的值是在以下区间内: 3 .759一1.%x 0.141
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条