上升运动
- ascending motion
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沿增强了的西太平洋副高西北侧的偏西南气流在30°N以北辐合,增强了局地的上升运动,为暴雨的产生创造了大尺度的背景流场;
The convergence of the southwesterly to the north of 30 ° N along the northwest of the WPSA strengthens the local ascending motion , which provides a large-scale background favorable for the torrential rain .
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MCC在低空急流中心前方的风速梯度区中形成并发展;MCC形成阶段,中层出现暖中心并且气旋性涡度增大,辐合辐散运动随高度交替出现,量级相当,上升运动的层次较厚。
The warm core occurs , the cyclone vorticity increases and the divergence alternates with height in the middle-level at the forming stage of MCC , and the levels of ascending motion are thick .
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1992年Andrew飓风眼壁区倾斜上升运动发展的可能机制&非线性对流对称不稳定
A Possible Developing Mechanism of the Slantwise Updraft in the Eyewall of the 1992 Hurricane Andrew - Nonlinear Convective and Symmetrical Instability
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暴雨区低层有较大的正螺旋度和非地转Q矢量辐合,说明暴雨区有中尺度和大尺度上升运动相叠加。
The strong positive helicity and the intensive convergence of Q vectors at the low level in the raining area indicate that there was superposition of mesoscale and synoptic-scale ascending motions .
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位势不稳定和条件性对称不稳定共存使得在θe高值区域的垂直上升运动和在θe面(梅雨锋区)上的斜上升运动得以产生和维持。
Potential instability that exists with conditional symmetrical stability make the vertical ascend movement in θ e big value area and slope ascend movement in θ e surface ( Meiyu front area ) produce and maintain .
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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。
Moreover , the horizontal vorticity of x-direction gradually develops into the configuration that is positive in southern rain area and minus in the north .
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摩擦项所产生的辐合上升运动在眼区,强度较弱,类似于Ekman抽吸作用。
The weak convergence upward motion of the friction term is located in the eye , which behaves like Ekman pumping .
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因此可以推断EAS(A)循环教学法比ESA直线教学法在提高学生英语交际能力方面更为有效。自返式取样管取样后上升运动规律的分析
So the EAS ( A ) Boomerang sequence is more effective than ESA Straight Arrows sequence . Analysis of Upward Motion of Boomerang Sediment Corer after Sampling
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上升运动控制整个内眼壁和海平面2km以上的外眼壁区域,下沉运动则控制眼区和内外眼壁之间。
Upward motion dominated the whole layer of inner eyewall and the area above 2 km altitude of the outer eyewall .
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进一步指出,在经圈平面上,ITCZ云区上空有上升运动,上升气流分别向北到达副热带下沉,向南到达赤道缓冲带下沉。
Furthermore , along the meridional plane there is an ascending motion over the cloud zones of ITCZ , which turns descending while reaching northwards the subtropical zone and southwards the equatorial buffer zone .
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Qx和Qy的垂直剖面分析表明:垂直上升运动总是位于Qx或Qy的正负区域的交汇处;
The Qx and Qy 's cross section analysis showed that the vertical ascending motion was always in the cross position of Qx 's ( or Qy 's ) positive and negative values ;
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澳洲大陆北部的冷性高压,西太平洋副热带高压西端位置西伸或东缩造成的东中国海季风区上升运动的变化,又是南北半球环流同时影响CEF变化的具体表现。
The Australia anticyclone and the west part of the Subtropical anticyclone in the Western Pacific ( Eastern China Sea monsoon region ) are the indication of the joint impact of Southern and Northern Hemisphere circulation on CEF .
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研究表明,Rossby波具有倾斜的螺旋结构,在流场槽前下层呈水平辐合和上升运动,而流场槽后是下沉运动和下层水平辐散。
It is shown that the Rossby waves possess a tilting spiral structure , which represents that the stream field is horizontal convergence at lower layer and ascending motion in front of trough , but descending motion and horizontal divergence at lower layer behind the trough .
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在ITCZ南侧西南季风云系上空也有上升运动,而沿ITCZ方向上,在云区上空为上升运动,而无云区上空为下沉运动。
To the south of the ITCZ over the southwest monsoon area there also is an ascending motion . Along the direction of the ITCZ the ascending motion occurs over the cloud cluster areas and the descending motion over the cloudless sectors .
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中尺度对流系统(MCSs)散度垂直分布的特殊结构,即从对流层低层到高层存在的辐合&辐散双重结构对大暴雨时强烈上升运动和深对流形成有着重要作用。
The especial structure of vertical distribution of divergence in mesoscale convective system , namely the double structures of convergence-divergence from lower levels of troposphere to upper level , has an important role in forming strong ascending motion and deep convective formation of heavy storm rain .
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850hPa偏东急流左前侧的辐合区与200hPa西南急流入口区右侧辐散区重叠,产生的急流次级环流为强雷暴提供了持续强劲的上升运动。
The sub-circulation caused by coupling of left convergence of east jet at 850 hPa and right divergence of entering place of southwest jet at 200 hPa supplied a continuous and powerful updraft .
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天山北麓地面至700hPa的水平风、上升运动为沙尘暴发生的驱动力,气温回升和近地层干燥丰富了沙尘物质,天山北麓地面至850hPa对流性不稳定是沙尘暴发生的局地热力不稳定条件。
The horizontal wind and ascending motion from ground surface to 700 hPa was the driving force of this sandstorm , the convective instability from ground surface to 850 hPa was its thermal instability condition , and temperature uprising and arid ground surface offered abundant dust substance .
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当飞机即将离开地面时的最初上升运动。
The initial ascent of an airplane as it becomes airborne .
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直流电场采油矿场试验暗条上升运动与电场直接加速
The Ascending Motion of the Filament and the Direct Electric Field Acceleration
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自返式取样管取样后上升运动规律的分析
Analysis of Upward Motion of Boomerang Sediment Corer after Sampling
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由于切变线上的辐合上升运动,开始形成云堤,然后由台风环流将它们逐渐转变成螺旋状云(雨)带。
The cloud bands originate from the convergence along the typhoon shear lines .
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暴雨区位于垂直上升运动区。
The rainfall is located in the area perpendicular to the rising area .
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气泡上升运动的观察与分析
Observation and Analysis of Going-up Movement of Bubbles
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上升运动的中心随着季节的变化在赤道地区南北移动。
The center of ascending motion swings around the equator with variation of seasons .
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这种循环不是封闭的环状运动,而且螺旋式的上升运动,它每次都带有新的内容,都把公关活动推进一步。
The circulation is not close cricoid movement but the screw type ascending movement .
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冷气团中存在的上升运动,使冷空气影响的范围和强度增大。
The ascending motion in cle air mass enlarges the intensity of cold air incessantly .
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过程期间,物理量场表现出强水汽输送辐合及上升运动;
There is strong water vapor transport and convergence upward movement in the physical field .
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这个声音冥想是一个温和的然而却是有力的方法,用以促进这种上升运动。
This sound meditation is a gentle yet potent means to facilitate this upward movement .
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暴雨当天,下沉运动转为微弱的上升运动,使对流的发生成为可能。
During the rain process , the conversion from sinking to ascending made the convection possible .
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非地转作用是暴雨中尺度系统上升运动发展的触发机制。
The ageostrophic effect was trigger mechanism for ascending motion development in heavy rain mesoscale system .