Furthermore, the model can represent the daily variation of the low level jet, which is crucial in the water vapor transport to the Yangtze-Huaihe valley.
而且，模式能够较好地再现出对水汽输送至关重要的低空急流的逐日变化。
An analysis of the relationship between the heavy rainfall from 6 to 7 July 2009 in Nanjing and low level jet is made on the data of boundary wind-profiler.
本文利用边界层风廓线雷达提供的风场资料，对南京2009年7月6日—7日的一次大暴雨过程中低空急流与强降水的关系进行了详细分析。
When the baroclinicity of southwest vortex had not been built and where cold front existed, the rain belt may lie in anywhere of the left of southwest low level jet.
在西南涡斜压性未建立之前以及冷锋附近，暴雨区可位于低层西南风急流左侧的任何位置。
The low level shear system, which is composed of the southward downdraft branch of upper level northern jet and the ascend branch of low level jet, is the main synoptic system.
结果表明：向南运动的高层偏北风急流下沉支与低空急流上升支组成低涡切变系统是主要影响天气系统；水汽主要来源于孟加拉湾和南海，但东部海区水汽输送也不可忽视。
The supergeostrophic behavior of low level jet streams is caused by the nonequilibrium relating to the jet strengthening or weakening instead of the quasi-equilibrium of the saturated moist air.
暴雨地区急流的超地转现象并不是饱和湿空气的难平衡现象，而是与急流加强减弱有关的不平衡现象；
The results prove that the water jet cutter is characterized by its high efficiency, low specific power consumption and fine automation level. Therefore it is a new type of cold cutting machine.
结果表明：该水刀具有切割效率高、比能耗低、自动化程度好等特点，是一种新型的冷切割设备。
The article presents that the supergeostrophic wind of subsynoptic scale low-level jet stream is mainly caused by the isallobaric wind superimposing on the geostrophic wind field.
本文指出次天气尺度低空急流的超地转特征主要是由变压风叠加在地转风场上所致。
Severe convergence brought by Low-level jet pulsation, and severe divergence brought by upper-level jet is directly trigger mechanism of this intense rainstorm.
低层低空急流脉动产生的强辐合，高空急流诱发的高层强辐散是本次东北地区暴雨天气的直接触发机制。
The main affecting systems include landfall typhoon, low-level jet stream and west trough.
主要影响系统为登陆台风、西风低槽和低空急流。
There often exist strong low-level southwest jet and wind vertical sheer before storm weather comes in Naqu area, and the two factors above may be important causes of local storm in rain season.
那曲强雷暴天气发生前，低空常出现强西南或东南风急流，且存在强水平风速垂直切变，两者可能是那曲雷暴天气频发的重要原因之一。
The upper-level jet created the dynamic instability condition and the low-level jet played the vapour provider of the snowstorm and the trigger of convective instability energy release.
高空急流提供动力不稳定条件，低空急流是暴雪区水汽的提供者和对流不稳定能量释放的触发者；
The low-level southeast jet accompanying the tropical cyclone transports a plenty of heat and moisture for the event.
伴随登陆热带气旋生成的低空东南急流为暴雨输送了丰富的热量和水汽，成为联系中低纬度系统的纽带。
The cold and warm currents meet at the southern side of the shear line and the left side of the low-level jet stream to produce an upward movement of intensive convergence and trigger the rainstorm.
冷暖气流在切变线南侧、低空急流左侧交汇，产生强烈辐合上升运动，触发了强降水。
Therefore, the position and intensity of the high and low-level jet can be used for the short-range forecast indicator of the snowfall and falling area.
高低空急流的位置及强度可作为降雪量和大-暴雪落区的短期预报指标。
Ahead of the warm front, the bands are broadly parallel to the airflow in the rising section of the conveyor belt, whereas in the warn sector they parallel the cold front and the low-level jet.
在暖锋前，这条带状区域横向平行于传送带上升区中的气流，然而，在暖区中，则平行于冷锋和低空急流。
A seldom snow process in Turpan in February 2000 is analysised. It is shown that the snow have been brought by strong ascending motion of lower troposphere and abrupt enhancement of low- level jet.
对“2000·2”罕见降雪天气过程分析表明，低层强烈的辐合上升运动和低空急流的突然增强是产生降雪的关键。
The following conclusions can be drawn. 1. The main influence systems of causing this heavy rainfall are southwest vortex, shear line and southwest low-level jet.
低涡切变线、西南风低空急流、东风气流和地面倒槽是本次暴雨的主要影响系统，该地区维持高能，饱和，位势不稳定的小环境，有利于特大暴雨的产生和维持。
The following conclusions can be drawn. 1. The main influence systems of causing this heavy rainfall are southwest vortex, shear line and southwest low-level jet.
低涡切变线、西南风低空急流、东风气流和地面倒槽是本次暴雨的主要影响系统，该地区维持高能，饱和，位势不稳定的小环境，有利于特大暴雨的产生和维持。
应用推荐