mesocyclone
- 网络中气旋;中尺度气旋;个中尺度气旋;这种位于较低空气旋
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Finally , a technical idea of forecasting local severe wind based on the mesocyclone products and other radar products are developed .
最后综合参考雷达其他相关产品,提出利用中气旋产品进行强风预报的思路,以期为准确预报局地强风天气提供一些参考信息。
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Mesocyclone is a kind of vortex weather condition with the scope of several km to dozens of km .
中气旋是一种规模不超过几十公里的涡旋型天气状况。
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Method of inverting mesocyclone circumfluence field with a single Doppler radar
单多普勒天气雷达反演中尺度气旋环流场的方法
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Determination of mesocyclone center and radius of maximum wind with a single Doppler radar
用单多卜勒雷达确定中尺度气旋环流中心及最大风速半径
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At maturity stage , the sustaining mesocyclone is the most important characteristic .
成熟阶段最重要的特征是持续存在的中气旋。
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The Design of Mesocyclone Identification for Whether Surveillance Radar-1988 Doppler
多普勒天气雷达中的中尺度气旋识别
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The analyzed low-pressure center at the surface was located ~ 8 km east of the mesocyclone .
所分析的地面低压中心位于中(尺度)气旋之东约8公里处。
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Recognition of Mesocyclone and Filter Super-refraction on Radar Image
基于雷达图像的中气旋的识别及超折射回波的滤除
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In this paper we firstly discussed the characteristics of mesocyclone especially its velocity features and radar echo characters on different wind backgrounds .
本文首先讨论了中尺度气旋的天气学特征,尤其是径向速度分布特征及在不同背景场下多普勒雷达速度图像的特征。
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Products such as Storm Tracking Information , Hail Index , Vertically Integrated Liquid , and Mesocyclone etc. , are more proper for hail recognition .
风暴追踪信息(STI)、冰雹指数(HI)、垂直积分液态含水量(VIL)、中气旋(M)等产品对冰雹有较好的识别和预报能力。
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In S band operation , radar is typically interfered by the heavy weather clutter , especially in littoral regions where exists a specific mesocyclone .
S波段雷达通常会受到较强的气象杂波干扰,尤其在沿海地区还会有特殊的气旋。
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Therefore , the information of mesocyclone provided by WSR-88D has an obvious advantage in aspects of pre-alarming the severe whether and tornado accurately and in time .
因此多普勒雷达提供的中尺度气旋信息将在强烈天气和龙卷风警报发布的准确性和及时性等方面显示出明显的优势。
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The others appeared in a short time , and were not always associated with severe weather depending on the strength of the mesocyclone as well as weather situation and the other products of radar .
其余几次中气旋维持时间很短,产生这些中气旋的风暴不一定产生冰雹等强天气,预报时可在中气旋强度的基础上,结合环境条件和雷达的其它产品分析判断。
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The storm has the characteristics of supercell , such as a V notch , a boundary weak echo range ( BWER ) and a mesocyclone .
在风暴中,观测到了低层前侧入流缺口、有界弱回波区(BWER)、中气旋(M)等超级单体风暴的特征。
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In strong storms , that may stir up a broad , rotating chunk of lower atmosphere known as a " mesocyclone "( pictured above ), which can span several miles across .
在强风暴中,以上的过程可能会激起广泛低层大气的旋转,这便会形成俗称的“中尺度气旋”(见上图),它们的跨度可达数英里。
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Finally , the intensity of tornado is classified based on eddy velocity of mesocyclone , which can be calculated using maximum inward and outward velocity , and is compared with results from actual disaster information .
文中还提出利用多普勒雷达产品&中气旋的最大流入流出速度计算中气旋旋转速度,可对龙卷强度等级做出判定,并与实况灾情信息判定结果进行了比较。
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The corresponding low to middle elevations radial velocity maps showed a middle mesocyclone , with rotation velocity over 22m / s and with the difference between the positive and negative velocity attaining 45m / s.
相应的中低层径向速度图呈现一个中等中尺度气旋,旋转速度达到22m/s,正负速度差值达45m/s。
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, incorporation of storm top divergence and presence of mesocyclone as factors for hail detection as well as dual polarization radar to detect hail . The algorithm is an extension of the two-valued cover-most algorithm proposed by M. C.
未来将风暴顶辐散和中尺度气旋与冰雹探测的关系引入到冰雹算法中。以及利用模式技术和双偏振雷达对冰雹进行探测。该算法是M.C。