Mean Anomaly

The orbit determination of visual binary star with mean anomaly

从平近点角决定目视双星轨道要素T和P的一种方法

Through the GA model , the orbital elements of each satellite such as altitude , inclination , RAAN and mean anomaly are optimized .

研究了通过遗传算法模型优化设计侦察卫星轨道高度、轨道倾角、右升交点角及平近点角等轨道参数的方法。

CCA forecast scheme of 3 - month mean temperature anomaly

3个月平均气温距平的CCA预报方法

The Research on the Problem of Basic Resolution for New Mean Gravity Anomaly of the Land and Sea in China

我国陆海新一代平均重力异常基本分辨率等问题的研究

It studies two problems occurred in establishing the mean gravity anomaly digital model of China . One is the basic resolution problem ;

研究了建立我国陆海新一代平均重力异常数字模型的两个问题：一是基本分辨率的确定问题；

The monthly mean temperature anomaly for 4 months extension may be predicted by using SSA MEM .

用SSA－MEM可以做4个月的月平均气温距平预报。

Potential predictability of seasonal mean climate anomaly assessed from ECMWF ensemble seasonal forecasts

使用ECMWF集合预报数据集估计全球季节平均气候异常的潜在可预报性

Features of decadal mean and anomaly of monsoon circulations in years of severe flood / drought

典型旱涝年环流的旬平均和旬距平特征

In this paper , the analogous evolution of monthly mean circulation anomaly have been analysed by using observation data set for many years .

本文首先利用多年观测资料对月平均环流异常的相似性演变进行了分析。

Grid mean free-air anomaly is used widely in the determination of the gravity model , vertical deflection , disturbing potential and height anomaly .

网格平均空间异常广泛应用于恢复地球重力场模型、垂线偏差、扰动位以及高程异常中。

A statistical model is CCA designed to forecast 3 month mean temperature anomaly in China , which is estimated by using cross verification scheme , indicating that the skill decreases slowly with the increased leading time intervals ;

用根据CCA方法设计的一个统计预报模式对我国3个月平均气温距平进行预报试验，并用交叉检验方法进行估计。结果表明：预报技巧随提前时间增长而减小得较少；

In the context of ECMWF height data , investigation is conducted of the decadal mean and anomaly characteristics of major summer monsoon systems in May , 1985 ( of drought ) and 1991 ( severe flood ) .

利用ECMWF高度场资料，详细分析了1985年（旱年）和1991年（涝年）5月主要季风环流系统的旬平均和旬距平特征。

This paper mainly introduces computation methods of the correction of country 's local terrain , mean Faye anomaly of 1 ′× 1 ′ and the vertical deviation in both the areas where gravity data are lack and the areas where the data are abundant .

主要阐述了全国局部地形改正和1′×1′平均法耶异常的计算方法；重力资料充分地区和重力资料不充分地区的垂线偏差计算方法。

Based on the correlation of the space anomaly and elevation within a small region , distance reciprocal and square distance reciprocal interpolation algorithms are put forward in this thesis to calculate the grid mean free-air anomaly , which are promoted from the traditional weighed interpolation algorithms .

基于小区域范围内空间异常与高程的相关性，改进了传统加权内插算法，提出了反高差加权算法和反高差平方加权算法并用于计算网格平均空间异常。

The inter-annual and inter-decadal periodic change and abrupt change characteristics of Qiqihar 's temperature variation were analyzed by means of the Morlet wavelet transforming method and the month-to-month mean temperature anomaly data from 1991 to 2002 , and the main regularities of temperature variation were discussed .

利用1909年1月至2002年12月逐月平均气温距平资料和Morlet小波变换方法，对齐齐哈尔市气温变化的年际、年代际周期以及突变特征进行了分析。

Seasonal mean soil temperature anomaly field at depth 3 2 m and its application in prediction for flood season

季平均3.2m地温距平场在汛期预报中的应用

Diagnostic analyses of mean meridional circulation anomaly in low latitude in relation to that of zonal mean SST

低纬平均经圈环流异常与海表温度异常关系的诊断分析

Enhanced Ferrel cell and Hadley cell manifest themselves in mean meridional circulation anomaly in consistent with AO symmetric mode both in wintertime and summertime , which is in favor of the positive feedback of AO and thus the maintenance of AO mode . ( 2 ) C shape ;

与冬、夏季北极涛动纬向对称型相对应的平均经圈环流异常均表现为增强的费雷尔环流和哈得来环流，这种形势有利于北极涛动形成正反馈机制，使之得以长期维持。

The Computation and Check of Mean Air free Gravity Anomaly of 5 ′× 5 ′ Grid in Our Country

我国5′×5′平均空间重力异常的计算及检核

At present time , annual mean precipitation is plus anomaly year , and 5 years moving average shows a fluctuating increase in average rainfall years .

年均降雨距平变化较大，与时间序列相关系数不高，没有明显的升降趋势，目前年均降雨仍为正距平年，且5年滑动平均显示多年平均降雨呈波动增加。

The diagnostic studies for the characteristics of spatial and temporal distribution of annual and seasonal mean sea surface temperature anomaly in the India Ocean are made with EOF by using 48 years data .

选取印度洋48年的海表温度距平资料，采用经验正交函数法，对热带印度洋的年季平均海表温度距平场的时空分布特征进行了研究。

This paper first mainly states five different computation methods which can be applied in five different cases of mean air free gravity anomaly of 5 ′× 5 ′ grid and its mean square error , presents computation results and the statistics of errors ;

阐述了适用于5种不同情况的5′×5′网格平均空间重力异常及其中误差的计算方法；给出了计算结果和误差统计；

And then through using the value measured in field checks the prediction errors and estimates the average value of precision of mean air free gravity anomaly of 5 ′× 5 ′ grid in our country 's land and sea , which is about ± 9 mGal .

用实测值检核了各地区的推值误差，并依此估计出本次计算的我国陆地和海洋5′×5′平均空间重力异常的总体精度约为±9×10-5ms-2。