反气旋环流

对于越南中部外海反气旋环流的形成和南移，看来是与纬向积分风应力涡度的改变和Sverdrup平衡有关。

The formation and the southbound movement of the anticyclonic circulation offshore to the middle of Vietnam is related to change of the zonal integral of the wind stress curl and the Sverdrup balance .

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 .

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 .

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 .

正IOD导致了日本、中国东北部及东部部分地区上空出现反气旋环流异常，从而引起这些区域夏季气候异常干旱。

The positive IOD resulted in the anomalous anticyclone over Japan and the eastern and northeastern part of China , causing abnormally dry summer in these regions .

FSW类型则主要受到梅雨锋面及西南气流影响，从风场分布可明显观察到沿著梅雨锋面的东南及西北侧皆有数个反气旋环流系统排列，使得锋面处的风切更为增强。

From the wind field , we can find that a series of anti-cyclones located to the southeastern and the northwestern sides along the Mei-Yu front , which make the frontal wind shear even enhanced .

结果表明，MCC发生在较弱的斜压环境里，对流层低层有明显的天气系统如切变线、中尺度低涡，中层可以没有低压槽参与，高层则出现在反气旋环流里。

Results demonstrate that the MCC develops in a weak baroclinic environment , a 850 hPa horizontal wind shear line with a vortex dominated in the low levels and an anticyclone in upper levels , without baroclinic wave trough accompanying in midlevels .

用定常热源做的试验表明台风上层的反气旋环流是台风发展的结果。

Assuming constant heating source , it is found that in upper layer the anticyclone is the result of the development of typhoon .

猫眼的流场呈准定常反气旋环流形势，猫眼的时空尺度、东移和形状变化与副热带高压有相似之处。

The temporal and spatial scale , eastward moving and shape changing of the " cat 's eye " are similar to those of the subtropical high .

结果该区域产生了垂直上升运动及负的涡度强迫源，对应着异常强烈的反气旋环流。

This generates ascent as well as negative vorticity source , which corresponds to a strongly anomaly anticyclone center appearing to the north of the heating region .

在这时期，沃克环流东移，热带中部和西部太平洋对流层高层东风增强，反气旋环流增强；

At the same time , the " Walker cell " shifts eastward while an upper troposphere easterly wind and anticyclone cell strengthen over the tropical central and Western Pacific .

在整个气旋环流中有局部的反气旋环流出现，这是850700hPa天气图上得不到的，且与边界层诊断分析相符合。

There is a part of anticyclone in the whole cyclone . All above can 't be obtained in the weather map of 850 hPa and 700 hPa , and these are in correspondence with diagnostic analysis .

在WNP和WEP海区SST异常的共同强迫下，我国南海及西太平洋出现低空反气旋式环流。

Results also show that , with the jointly effects of SSTA in WNP and WEP , an abnormal anticyclonic circulation in the lower troposphere is observed over the South China Sea and North-west Pacific .

850hPa流场差异场的冬季型在西太平洋北/南部为气旋式/反气旋式环流，在大陆上以青藏高原（TP）偶极流型为主要特征；

As to the streamline difference at 850 hPa , the winter type is characterized as cyclonic / anticyclonic circulations over the northern / southern Western Pacific , and a " TP dipole pattern " over the continent .

结果表明，冬季湾内存在着一个反气旋式环流的流动路径；

Analytical results show during winter a stationary anticyclonic circulation occurs in bay .

中平流层（10-70hPa）半球环流流型年变化不同于对流层、低平流层的显著特点是其夏季存在以极地为中心、范围达半球的反气旋型环流为主的阶段。

The remarkable transition of circulation type from winter to summer in middle stratosphere is from cyclonic type to anticyclone type .

研究海区各季都存在着气旋式和反气旋式环流，并伴有上升和下沉运动。

In the study sea area , there are cyclonic and anticyclonic circulations in each season with the upwelling and downwelling , respectively .

在海区南部存在一个反气旋式环流，在加里曼丹岛西北还有一个尺度不大、冷的气旋式涡。

In the southern SCS there is an anticyclonic circulation , and also there is a smaller scale cold water and cyclonic eddy .

在东北季风期间，气旋式环流减弱北移，南部则为一反气旋式环流控制；

During the northeast monsoon period , the cyclonic gyre decays to move northward , and the anticyclonic gyre occupies the southern sea area ;

辽东湾基本上受气旋式环流控制，黄河口外至渤海湾受反气旋式环流控制。

The Liaodong Bay is basically controlled by a cyclonic gyre , and the sea area off the Yellow River mouth and the Bohai Bay are basically controlled by an anticyclonic gyre .

从海盆中层流场分布来看，仍存在一定的季节变化。在巴士海峡西侧形成一个终年存在的反气旋式环流，它可能是由其东侧巴士海峡处的太平洋水入侵诱发产生。

But to the west of Bashi Channel , an anti-cyclonic eddy persists regardless of season , which may be caused by the Pacific water intrusion to the east of Bashi Channel .

在赤道附近存在一个异常的反气旋性环流，赤道缓冲带较强，有利于赤道高压的活跃，季风槽被推向较高纬度，从而有利于热带气旋的生成。

The equatorial buffer zone is fortified : it is propitious to the equatorial anticyclones activated and push monsoon trough to higher latitude , this circulation pattern can promote the genesis of TC in NWP .

低层的气旋性环流和高层的反气旋性环流相配合，有利于形成低层辐合，高层辐散，使得气旋附近的上升气流得以维持和加强，从而为对流性降水提供了必要条件。

Low-level cyclone circulation with high-level anti cyclone circulation , is helpful to form low-level convergence and high-level divergence , and make the rising airflow nearby cyclone keep and strengthen so that have offered necessity condition for convection precipitation .

夏季海盆基本为一个反气旋式环流。在南海中部深海盆，东北向流很显著，在南部海区整个为一个反气旋式环流。

In summer , SCS deep basin is dominated by an anti-cyclonic gyre , and the northeast current is quit remarkable in the central deep area . In all the southern part of SCS deep basin , the circulation is mainly anti-cyclonic .

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 .

就亚太地区而言，在ELNino位相，东亚大槽减弱，热带西太平洋为反气旋性异常环流控制；东太平洋-北美地区PNA遥相关型发展。在LaNina位相情况相反。

As for the Asia-Pacific region , the East Asia is weaker , an anticyclone hovers over the West tropical Pacific , and the PNA teleconnection develops over East Pacific-North America in El Nino phase ; and opposite in La Nina phase .

与此同时，中国南海及西太平洋的热带地区也出现了反气旋性异常环流，并与日本地区的气旋性异常环流相连。

At the same time , an anomalous anticyclone over the tropical region from South China Sea to the western Pacific also appears to match with the anomalous cyclone near Japan .

在对流层上部（300hPa以上）是一个中尺度反气旋式辐散环流，在对流层下部（以700hPa为中心）是一个气旋式辐合环流。

There are a mesoscale negative vorticity circulation with divergence in the upper troposphere ( above 250hPa ) , and a positive vorticity circulation with convergence in the lower troposphere ( centered at 700hPa ) .

夏季渤海中部会存在一个反气旋式的密度环流，并在局部可能存在多个密度流涡环；

The density distribution shows that there is a large cyclonic density circulation in Bohai Sea and it is likely to exist some density current gyre in the middle part of the Bohai Sea .