气旋

气旋已经造成了成千上万的人死亡。

The cyclone has resulted in many thousands of deaths .

6月1日21时28分,载有458人的"东方之星"号大船在遭遇强气旋后沉没在长江中。

The big ship Eastern Star with 458 people sank in the Yangtze River after being caught in a strong cyclone at 21:28 , June 1 .

反气旋天气情况比气旋天气情况更有利些。

The anticyclone weather situations are more favorable than the cyclonic ones .

中纬度地区的气旋发源于极锋

Middle-latitude cyclones originate at the popar front .

SVG在热带气旋信息图形化中的应用

Application of SVG to Graphic Service for Tropical Cyclone Information

当菲律宾群岛以东洋面上空的反气旋环流中心西移稳定至130°-145°E这一区域后，非绝热加热的垂直变化对该环流中心的维持及消亡起主要作用。

After the anti-cyclonic center to the east of the Philippines moves to130 ° - 145 ° E , diabatic heating vertical change plays a major role in its maintenance .

直到2003年行星X进入内太阳系后的几年以前，地球的某些部分是不会出现飓风或者气旋活动的。

Up until the years following the arrival of Planet X into the inner solar system in2003 , certain parts of the world were exempt from hurricane or cyclone activity .

美国相关部门将超强风暴桑迪（Sandy）由飓风下调为后热带气旋之后，保险公司纷纷抱怨它们将面临数十亿美元的额外损失。

Insurers have complained that they face billions of dollars of extra losses after US authorities declared superstorm Sandy a post-tropical cyclone rather than a hurricane .

本文从大尺度天气系统配置、卫星云图和中尺度数值模式计算结果分析了DOUG气旋内区和外区非对称结构的成因和演变。

This paper analyses the cause and evolution of the inner and outer asymmetric structures .

用ECMWF数值预报产品作热带气旋路径预报的业务系统

An operational forecast system of tropical cyclone track by means of ECMWF products

资料统计分析显示，ELNino年，影响福建的热带气旋较常年显著偏少，LaNina年，影响福建的热带气旋较常年偏多，t检验表明，两者之间差异显著。

Analysis show that the tropical cyclones which influence Fujian are fewer in El Nino years and more in La Nina years then normal .

1~2,4,7与10月在PN断面以东都出现暖的、反气旋式涡，10月份时，反气旋式涡最强。

But an anticyclonic and warm eddy occurs in area east of the Kuroshio at Section PN in other months , especially , is strongest in October .

尽管如此，模式的模拟结果仍然很好地反映了热带风暴（TOM）减弱后的再加强过程，揭示了热带风暴转变为温带气旋的三维热力及动力的特征结构。

Anyway , the model still showed the re-intensification process after TOM 's downgrade from tropical storm to extratropical cyclone , demonstrating the 3 dimensional thermodynamic and dynamic structure characteristics during TOM 's transformation .

与Alps山正交的经向气流和Alps山的共同作用是地中海气旋初生的关键；

The key of cyclone generation is the cooperation of the Alps and the meridianal flow which perpendicular to the Alps .

中纬度西风与MCS南部的偏东北风构成一个反气旋环流带。

The Meiyu cloud band is associated with an anticyclonic wind belt with mid-latitude westerlies to the north and subtropical easterlies to the south .

热带气旋活动对中国夏季雨带类型与ENSO的响应关系

Interrelation between the Tropical Cyclon action and the types of the rain band in summer in China as well as the action of ENSO

本文在GIS技术的支持下，对热带气旋源地空间分布模式和热带气旋路径的空间相似两个问题做了探索性研究，这两个问题对热带气旋的预报均具有很高的参考价值。

With the support of GIS , the thesis has a discovering research on two problems , Tropical Cyclone source spatial distribution pattern and Tropical Cyclone path similarity , which are most valuable for the forecast of Tropical Cyclone .

分析热带西北太平洋和南海的表层至100m的水温变化与热带气旋活动的关系。

The relationship of heat content in the tropical Northwest Pacific , South China Sea and the movement of tropical cyclone which generated in these oceans was analysed .

四种积云对流参数化方案模拟的海平面气压场差别较大，其中GR方案较好地模拟出造成这次暴雨的高低压系统和中尺度气旋。

The simulative sea level pressure of four CPSs showed large difference , in which the GR scheme had better simulated the high , low systems and mesoscale cyclone .

在断面N2附近及以北存在一个气旋式环流系统.其次，在海南岛东南存在一个尺度不大的反气旋环流系统。

There is a cyclonic circulation system near and north of Section N2 . In the next place , there is a not wide scope of the anti cyclonic circulation southeast of Hainan Island .

入流水的增加同时使整个GIN海域的气旋式环流加强，正压出流效应也增强，因此影响溢流水强度的斜压效应和正压效应二者是统一的。

At that time , the FB Channel inflow increases , so the anticlockwise circulation in the GIN seas will be strengthened . Thus the positive barotropic effect for overflow increases .

Montgomery和Kallenbach提出，涡旋Rossby波传播可使热带气旋加强，这一新的物理机制得到了广泛的研究。

Montgomery and Kallenbach proposed that the propagation of vortex Rossby waves may intensify the tropical cyclone , this new physical mechanism has been widely studied .

介绍了在MM5模式基础上建立起来的辽宁省热带气旋模式预报业务系统及2005年的预报情况。

The tropical cyclones forecasting operational system in Liaoning province and its forecasting results in the year of2005 were introduced based on MM5 in this paper .

热带外正SSTA上方850hPa高度及温度均为正距平，流场则呈反气旋式异常环流。

On the contrary , over the extratropical positive SSTA , positive height and temperature anomalies . and a strong anomalous anticyclonic circulation appear .

用1988年的影响华南的8个热带气旋作风力预报检验，共419站次24h风力预报的绝对平均误差为2.04m／s。

There are 419 records of wind speed caused by 8 tropical cyclones in shore of the South China Sea in 1988 , comparing the 419 records and the corresponding forecast value , the mean absolute error is 2.04 m / s.

本文利用一个多级数字滤波器，讨论了1980年510月期间，大气季节内低频振荡（3050d周期）对西北太平洋热带气旋路径的影响。

The effect of atmospheric intra-seasonal low-frequency oscillation ( 30-50 day ) during the period from May to October , 1980 on tropical cyclone tracks are analysed .

然后，应用投影寻踪回归方法的基本思想和算法，建立福建热带气旋年季频数的PPR预测模型。

Then , a forecasting model for annual and seasonal numbers of tropical cyclone affecting Fujian is proposed using the original idea and its implement algorithm of projection pursuit regression ( PPR ) .

选择初始中心海平面气压960hPa作为强、弱气旋的分类标准，则11个较强气旋平均路径误差12h减小了13%，12h以后的预报误差减小率维持在20%以上。

If a central pressure of 960 hPa is selected as the demarcation between strong and weak TCs , the mean track error reductions for the 11 strong TCs range from 13 % at 12 h to over 20 % after 12 h.

2）济州岛以南在125°30′E与127°E之间在断面C与D存在一个冷的、高密水（HDW），HDW环流是气旋式的。

2 ) The high dense water ( HDW ) with a cold water is occurred in the region south of Cheju Island between 125 ° 30 ′ E and 127 ° E at Sections D and C. The circulation in the region of HDW is cyclonic .

1949～2005年间，滤去线性趋势前后，APO与西北太平洋热带气旋频数的相关系数分别为0.47和0.33，都达到95%信度水平。

APO is significantly and positively correlated to the tropical cyclone frequency over the western North Pacific , with the correlation coefficients being 0.47 and 0.33 respectively for non-detrended and detrended time series during 1949 ~ 2005 , both exceeding the 95 % significance level .