白化背景值,white background value
1)white background value白化背景值
1.In this paper,we mainly discuss the influence of grey derivative and white background value to the GM(1,1) model s precision.在分析GM(1,1)建模中灰导数及其白化背景值对模型精度与适应性的影响的基础上,从灰导数、灰导数的白化背景值的构造证明了原始时间序列数据变化越平缓,发展系数的绝对值越小,GM(1,1)模型的拟合与预测精度越高,模型的适应性越强,同时提出了原始序列数据的一些处理方法。
2)background value optimization背景值优化
英文短句/例句

1.Optimization Integrated Background Value for New GM(1,1) Model对背景值优化的新GM(1,1)模型
2.The Optimization of Background Value in Non-Equidistant GM(1,1) Model;非等间距GM(1,1)模型背景值的优化
3.The value collision and value integration under the pluralism;多元化背景下的价值冲突与价值整合
4.Seek Outlook on Value of Cultural Conflicts under Globalization Background;全球化背景下文化冲突的价值观探寻
5.An Analysis of the Logistics Optimization under the Backgrund of CSM供应链背景下物流系统优化问题分析
6.Optimizing Research of China's Environmental Regulation under WTO Background;WTO背景下中国环境规制优化研究
7.On Advantage of Backwardness under the Background of the International of Higher Education;论国际化背景下高等教育的后发优势
8.Mean Shift tracking algorithm based on background optimization基于背景优化的Mean Shift目标跟踪算法
9.Research on Information Organization of Value Chain Based on the Background of Modularity;模块化背景下价值链的信息组织研究
10.The Scientific Cultural Background and Value of Moism Resurgence;墨学复兴的科学文化背景与时代价值
11.The Cultural Value of Children's Play in the Background of Immigrantion试析“移民”背景下儿童游戏的文化价值
12.Improved Background Subtraction Based on Novel Thresholding Approach基于新的阈值化方法的背景减法改进
13.Make the thinking that the values educate to the pluralism background of value;对于价值多元化背景下价值观教育的思考
14.Value conflicts and value education in the time of global economy;经济全球化背景下的价值冲突及价值观教育
15.The Optimization of the Agriculture-Organization Resource Based on Urbanization;基于城市化背景论农业组织资源的优化
16.Globalization Background and Its Value Orientation of the Cultural Industry Movement;文化产业运行的全球化背景及其价值取向
17.Cultural Values in Transformation;全球一体化背景下文化价值观变迁研究
18.The Change of Youth Work in Globalization and its Reference Values;全球化背景下青少年工作的变化及其借鉴价值
相关短句/例句

background value optimization背景值优化
3)geochemical background level地球化学背景值
1.Application of lognormal distribution plot to interpreting sources and determining geochemical background levels of heavy metals in Xuzhou urban soils,Jiangsu Province;利用对数正态分布图解析徐州城市土壤中重金属元素来源和确定地球化学背景值
4)hydrogeochemical background value水化学背景值
5)background[英]['b?kɡra?nd][美]['b?k'graund]背景值
1.Usually there is a big error between the actual and the noise background value.在工业企业厂界噪声实际监测中,对于差值小于3和不为整数时按照GB/T12349-90《工业企业厂界噪声测量方法》进行噪声背景值修正,常会与实际值产生较大误差。
2.The geographic differential characteristics of the background of lead in soil in China has been studied based on the analysis of lead in soil of various cities.本文通过对我国城市地区土壤铅背景值的分析,研究了我国土壤铅背景值的地理分异特征,并对其成因进行了探
3.The contents of 17 nutritive elements,such as P,S,K,were measured using the ICPAES for 422 samples of soil collected in 0—35 cm surface layer in 72 counties or sections,Sichuan to study the characters of the background of nutrition elements.采用单道扫描等离子发射光谱仪(ICP-AES)对四川茶区72个产茶县422个取样点0—35 cm土层中P、S、K等17种营养元素含量进行测定,分析了该地区茶园土壤的无机营养元素背景值特征。
6)background value背景值
1.Oil-gas abnormal identification under the condition of high total hydrocarbon background value;高全烃背景值下油气异常显示识别
2.Research on precipitation background value and definition of acid rain;降水背景值与酸雨定义研究
3.Application of Cs-137 to monitoring background value of soil and water loss in Zhejiang;Cs-137在浙江省水土流失背景值监测中的应用
延伸阅读

环境背景值监测分子式:CAS号:性质:指对某一地区各环境要素(大气、水体、土壤、生物等)在未受污染情况下的化学物质正常含量范围的测定。应在未受人类活动直接影响、远离污染源、远离已污染区域的地方采集样品,采样点的布设和采样方法要保证样品具有充分的代表性。