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temporal variation     
相关语句
  时间变化
     As weather conditions keep stable, the hourly variation of PM10 and PM2.5 concentrations presents regularly, the temporal variation mostly depends on the variety of contaminations released to the environment.
     气象条件稳定时,PM10和PM2.5质量浓度的日变化表现出一定的规律性,这种时间变化的特征主要取决于所在环境中排放的污染物变化情况;
短句来源
     Based on the contrast observations on the nitrous oxide (N_ 2 O) emissions from the adjacent unfertilized vegetable field and winter wheat field of the rice-wheat rotation system in the Taihu region from 8 November 2003 to 5 June 2004, its temporal variation and the effects of soil moisture, soil temperature, available N contents and agriculture management practices were investigated and discussed.
     2003年11月8日至2004年6月5日对太湖地区相邻的蔬菜地和稻麦轮作生态系统的冬小麦田,在当季不施肥情况下的N2O排放进行了田间同步对比观测,分析了N2O排放时间变化以及土壤湿度、土壤温度、土壤速效氮含量和农业管理措施对N2O排放的影响。
短句来源
     By measuring the characteristics of model LA361K 51 S solar batteries,the temporal variation of the electric current,voltage,sunl ight intensity and the effect of weather change on the battery efficiency and tr ansforming efficiency were determined.
     根据目前我国深海抗风浪网箱电力设备的配置情况 ,通过对 LA361 K51 S型太阳能电池性能的测试 ,确定了太阳电池的电流、电压、太阳强度及气温等随时间变化的规律以及天气变化情况对太阳电池的功率、转化效率的影响。
短句来源
     Using MODIS surface albedo(MOD43B3),vegetation indices(MOD13A2),land cover(MOD12Q1) and land cover products during the year 2000~2005,the spatial and temporal distribution of surface albedo over Beijing region are investigated. Temporal variation surface albedo during 2000~2005 is calculated,and the relationship between the NDVI and surface albedo is checked.
     利用2000~2005年MOD IS地表双向反照率(MOD 43B3),植被指数(MOD 13A 2)和地表覆盖类型(MOD 12Q 1)资料,分析了北京及周边地区地表反照率的时空分布,计算了2000~2005年平均地表反照率的时间变化
短句来源
     Similar to spatial distribution the wavelet analysis shows that there are also different temporal variation modes corresponding to different climate stages.
     同时,与空间分布的明显差异相类似,子波分析表明对于不同的气候阶段,也有不同的时间变化型与之相对应.
短句来源
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  时间变异
     Vertical distribution and temporal variation of ~(234)Th in water column at Station "Shangyu"in Xiamen Bay
     厦门湾水体中~(234)Th的垂直分布及其时间变异特征
短句来源
     This is a study on the variation and trend of soil moisture and the climate, and the autocorrelation nature of soil moisture based on the data of climate of Baiyinxile region and the data of observation on the several typical soils of the semi-arid region for over 20 years. Based on this, this study has analyzed the temporal nature, the temporal feature of spatial variation and the spatial feature of temporal variation of moisture in these soils.
     利用白音锡勒地区两个气象站的资料及我们在白音锡勒地区几种典型土壤上20多年来定位研究资料,分析了蒙古高原典型草原区气候及土壤湿度的动态变化、趋势、自相关特征,及土壤湿度的时间变异特征、空间分异的时序特征和时间分异的空间变化特征,主要结果如下:1、土壤不同空间位点上的湿度动态;
短句来源
     Temporal variation of species diversity in the mid and the deep zone declined during succession, while the shallow zone did not.
     在中等和深水区物种多样性的时间变异,随演替的发展而有所下降;
短句来源
     Temporal variation in oxygen consumption can be found in experimental skinks but can not be found in control ones, which suggests that feeding exerts an effect on metabolic rate (and thus, SDA) in S.indicus.
     禁食组动物实验期间的耗氧量无显著的时间变异 ,实验组动物耗氧量的时间变异显著 ,这些结果表明摄食影响印度蜓蜥的代谢率。
短句来源
     Temporal variation in oxygen consumption was found in experimental geckos but not in control ones,suggesting that feeding exerts an effect on metabolic rate(and thus,SDA)in H.bowringii.
     禁食组动物实验期间的耗氧量无显著的时间变异,实验组动物耗氧量的时间变异显著,这些结果表明摄食影响原尾蜥虎的代谢率。
短句来源
  时序变化
     A STUDY ON THE TEMPORAL VARIATION OF CHINA'S GRAIN PRODUCTION DEVELOPMENT
     中国粮食生产发展的时序变化研究
短句来源
     A STUDY ON THE TEMPORAL VARIATION MECHANISM OF GRAIN PRODUCTION IN SHANDONG PROVINCE
     山东省粮食生产的时序变化机制研究
短句来源
     Vertical Distribution and Temporal Variation of Arthropod Guilds and Nutrition Classes in Peach Garden
     桃园节肢动物群落不同功能团、营养层的垂直分布和时序变化
短句来源
     The analysed results shown that the high precision of 10-9 have been achieved in GPS measurements,the rate of crustal horizontal deformation in North China is about 4~5mm/a. The crustal horizontal motion is a direct reflection of regional stress field. By monitoring the temporal variation in crustal horizontal motion,we can study the change in stress field,analyse the tendency in seismicity and search for the seismogenic zone.
     分析表明:GPS测量的精度达到了10-9量级,华北地区地壳水平形变年速率约为4~5mm,地壳的水平运动是区域应力场的直接反映,监测地壳水平运动的时序变化可以研究应力场的变化、分析地震活动趋势、判定地震的孕育地区。
短句来源
     Methods Model of multiple seasonal, model of addition seasonal and ARIMA model were used to simulate the temporal variation dynamics of Rattus rattoides population and the corresponding model were established for the middle-term and long-term prediction.
     方法采用季节交乘模型、季节叠加模型和差分自回归移动平均模型(ARI MA)分别拟合1998-2003年黄毛鼠种群数量的时序变化动态,建立相应的预测模型并进行中长期预测,比较不同预测模型的适用性。
短句来源
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  时间演变
     Structure and Temporal Variation of Storm Track over the North Pacific in 6 Recent Years
     近6年北太平洋风暴轴空间结构和时间演变特征研究
短句来源
     In this paper, the high-resolution QuikSCAT (QuikBird Satellite Microwave Scatterometer Sea Winds Data) Sea Winds data, NCEP (National Centers for Environmental Prediction) 10m-height Gaussian grid data and pressure level reanalysis data are used to analyze the characteristics of storm track in upper- and lower- troposphere over the North Pacific as well as its temporal variation.
     本文利用最新QuikSCAT(QuikBird Satellite Microwave Scatterometer Sea Winds Data)高分辨率海面风场资料、NCEP(National Centers for Environmental Prediction)高斯网格资料和各气压层再分析资料,对北太平洋风暴轴的高空、低层特征及其时间演变进行了分析。
短句来源
     On the temporal variation, there are two relatively warm phases(before 1963 and after 1987 respectively) interrupted by a relatively cold phase (1963\_1987).
     在时间演变上可划分出相对高温时段(1963年以前)、相对低温时段(1963—1987年)和另一个相对高温时段(1987年以后)。
短句来源
     There are two main features about the spatial and temporal distribution variation as follows:(1) on the one hand,as far as temporal variation is concerned,the variation of dryness and wetness in China has significant period which is about (24.75) years,and it has been become more and more drought gradually since 1800;
     结果表明,中国旱涝变化在时间上和空间上存在着2个主要特征:从时间演变上看,中国旱涝变化有明显的周期性,其周期大约为24.75a,自1800年以来,出现逐渐干旱化的倾向;
短句来源
     To reveal the temporal variation characteristics of drought/flood in Tianjin city and its surrounding region(±3°),the drought or flood data of 5 stations there from 1470 to 2000 were analyzed by using statistical analysis methods,such as correlation analysis,accumulative anomaly,moving t-test,wavelet method and so on.
     为揭示天津市及其周围地区(±3°)旱涝变化的时间演变特征和变化趋势,采用相关分析、累积距平、滑动t检验、小波分析等统计分析方法,对该地区5个站1470-2000年的旱涝资料进行了分析。
短句来源

 

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  temporal variation
The ideas concerning the spatial and temporal variation of acidity and composition of atmospheric fallout in forests of the boreal zone are discussed.
      
A mechanism of temporal variation of seismicity and acoustic emission prior to macrofailure
      
A correlation between temporal variation in the optical and mechanical properties of quenched NaCl: Eu single crystals and the sensitivity of these crystals to a constant magnetic field was found.
      
In the case of the temporal variation of the field in the bulk of the semiconductor is nonmonotonic.
      
A model which permits estimation of the temporal variation of the temperature and the current in the components of a superconducting cable is proposed.
      
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