rain area

Moreover , the horizontal vorticity of x-direction gradually develops into the configuration that is positive in southern rain area and minus in the north .

同时，在MCC转化为MCSs时，x方向的水平涡度逐渐发展成在雨区南部正，北部负的配置，这种配置有利于上升运动的发展和MCSs的形成。

The result shows that the ECMWF has powerful forecasting ability of the change tendency of subtropical high and significant guiding means for the medium range forecasting of the significant weather process and the rain area .

结果表明，ECMWF对副高增衰进退的运动趋势预报能力较强，对中期重大天气过程和雨区预报有重要指导意义。

China is the third largest acid rain area in the world .

我国是世界上第三大酸雨区[1]。

Liuzhou is one of the serious acid rain area in China .

柳州市是我国酸雨出现的高频区和严重地区。

China becomes the third acid rain area , after Europe and North America .

中国酸雨正呈蔓延之势，继欧洲、北美之后成为世界第三大酸雨区。

The Applications of Cluster Analysis in Forecasting Heavy Rain Area and Grouping of Circulation Model

聚类分析在暴雨预报和环流形势分型中的应用

Europe , North America , China are the first , second , third acid rain area respectively .

欧洲、北美和中国依次是世界第一、二、三大酸雨区。

Turbid is a major trouble in waste dump construction , especially in sufficient rain area .

泥石流是排土场建设中的一大危害，特别是在雨水充裕的南方地区。

A preliminary study on the interaction of systems of various scales in the convergent flow in the heavy rain area

暴雨过程汇合流场不同尺度系统相互影响效应的初步研究

Further more , the forecast method of heavy rain area with Q-vector field in operational forecast practice is indicated .

提出了在实际预报业务中，应用Q矢量场作暴雨落区预报的着眼点。

The torrential rain area was well corresponded to the position of the low vortex , which is the direct affecting system .

暴雨区与低涡切变的位置对应较好，低涡切变是暴雨的直接影响系统。

The calculation of the geopotential tendency gives good indications in the forecasting of heavy rain area and the movement of low systems .

日常业务中计算500毫巴层位势倾向，在判断未来低值系统的移动和暴雨落区中，有一定指示意义。

The rice yield loss in the torrential rain area of Fujian in2007 was predicted and tested by means of the evaluation model .

利用评估模型对2007年福建暴雨发生区域的水稻单产进行灾损预估及检验。

Response of Fine Root Characteristics of Pinus massoniana to the Doses of Limestone Powder Mixed in Soil in the Acid Rain Area of Chongqing , China

石灰石粉混施剂量对酸雨区马尾松细根特征的影响

Q-vector frontogenesis function analysis indicated that such circulation cell generated energy transforming system between torrential rain area and the distant westerly to the northeast .

Q矢量锋生函数计算分析表明，该环流圈形成了暴雨区与东北远距离的西风带系统之间的能量转换机制。

A perpendicular circulation cell about 1000 km in horizontal scale had developed between torrential rain area and the westerly trough to the northeast .

暴雨区上空与东北地区西风槽之间有一水平尺度近1000km的垂直环流圈。

Arid regions are often far from sea and ocean , the patterns of supply of water vapour to heavy rain area are generally different from those in humid regions .

干旱地区一般远离海洋，大降水天气过程的水汽供应方式往往有其特色。

Some results are obtained as follows : ( 1 ) The heavy rain area is expanded and heavy rain is enhanced by plateau terrain in the east of plateau .

由对数值模拟与试验的结果分析得出：（1）青藏高原地形有利于高原东麓暴雨区的扩大与强度加大。

The center of moisture flux and perpendicular speed are in accordance with the torrential rain area , which have indicatory meaning to the torrential rain .

水汽通量和垂直速度中心与特大暴雨落区一致，对特大暴雨具有指示意义。

The results of accumulated verification show that TS score of light rain area is the highest of all areas in China , but that of moderate rain or over are lower .

检验结果表明，各模式小雨预报的TS评分较高，明显高于全国及其它地区的评分；

In this paper the study on the chemical properties of the rainfall in different types of forests in the integrated experiment station of acid rain area are carried out in hilly land of Heshan , Guangdong .

研究并比较了广东酸雨地区鹤山丘陵综合实验站区内不同类型森林降水的化学特征。

The middle grid of three-nested grid can simulate rain area and the position of rain center and rainfall density accurately , some meso - β scale rain centers appear in inner grid ;

三重嵌套的中间层细网格已经可以把雨区范围、降水中心位置、降水强度比较接近实况地模拟出来，最内层细网格中模拟出若干个β中等尺度降水中心；

After the operational application at summer in 1996 , it was shown that the quality of general rainfall scale forecast on county level was higher , and the capability of heavy rain area and site forecast was reliable .

经1996年夏季业务应用，其一般性降水（小雨、中雨、大雨）分县预报质量较高、暴雨落区落点预报能力较强，取得了良好的预报效果。

It is found that the negative area of the divergence and convergence zones of stream field of Ageostrophic Wet Q-vector at 850 hPa is correlated well to heavy rain area in the next 12 hours .

结果表明，非地转湿Q矢量能比较清楚地揭示台风暴雨的演变过程，非地转湿Q矢量的散度负值区和流场辐合区与未来12小时的强降水落区有较好的对应关系；

It can be explained by the equation of entropy density variation that the genesis and de-velopment of synoptic system in the rain area are associated with the physical process of the atmo-spheric entropy reduction resulted from precipitation .

本文导出的熵密度变化方程可以阐明，雨区内系统的发生、发展是和降水导致熵减小的物理过程相联系的；

The simulation reproduces the feature of anomalous precipitation in South China during June of 1998 . This simulation has stronger intensity of two planetary-scale monsoon systems than their actual one , as a result , much more amount water vapor came into rain area and overestimation of rainfall amount .

但该模式模拟的1998年6月副高强度比其实际值的强度更强，故导致更多的水汽进入降雨区，造成过多的降雨。

It is found that the meso-scale mountain has significant influence on the location and intensity of heavy rain area , the center of heavy rain is located over the moutain area , the orographic increment of 12 hour accumulated rainfall accounts for about 90 per cent of the totals .

结果表明，中尺度地形对强降水区域的分布和强度有很大的影响，强降水中心位于地形附近，地形引起的12小时降水增幅高达总降水的90%以上；

Environment Impact and Engineering Measures for the Si-Xiao Expressway Construction in Tropical Rain Forest Area

思小高速公路建设对热带雨林地区环境影响及工程措施

Hainan Mountainous Region Tropical Rain Forest Area Eco-tourism Development Research Bases in the Evolutionary Economics Perspective

演化经济学视角下的海南山地热带雨林区生态旅游开发研究

Chapter two analyses the minor crops production situation in Loess Plateau rain fed area according to different crops in provinces and regions , divides minor crops production into sub-areas according to the actual conditions and discusses productive and distributing characteristics of different areas .

第二章分不同省区和作物对黄土高原旱区小杂粮生产态势进行了分析，并对黄土高原小杂粮生产进行了切合实际的分区，论述了各区小杂粮的生产和分布特点。