ascending motion

The Ascending Motion of the Filament and the Direct Electric Field Acceleration

直流电场采油矿场试验暗条上升运动与电场直接加速

The ageostrophic effect was trigger mechanism for ascending motion development in heavy rain mesoscale system .

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 center of ascending motion swings around the equator with variation of seasons .

上升运动的中心随着季节的变化在赤道地区南北移动。

The compensating descending motions normally occur over a much larger area than the ascending motion .

补偿下沉运动通常出现在比上升运动大得多的区域上。

The heavy rainfall area locates in the instability region with strongly ascending motion , high energy and high humidity .

暴雨落区位于具有强盛的垂直上升运动的高能、高湿舌的不稳定区内。

The ascending motion in cle air mass enlarges the intensity of cold air incessantly .

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。

Diagnostic investigation is conducted on the development of baroclinity , large-scale ascending motion and changes in the thermodynamic structure .

本文还采用诊断方法探讨了大范围暴雨过程的斜压发展，大尺度上升运动以及热力结构问题。

Second , it makes the boundary-layer wind converge , which thus excites ascending motion throughout the extent .

二是造成边界层风的辐合，进而激发了整层的上升运动；

The intension and persistence of vertical ascending motion was a necessary condition of vapor condensation and snow formed by freezing .

垂直上升运动的加强和持续是水汽凝结和冻结成雪的必要条件；

Self-organization phenomena are also usually found in fluidization system , for example , movement of fluidized solid particle groups , spiral type ascending motion of bubbles and wakes .

流态化系统也常出现自组织流动现象，如数个颗粒聚集在一起形成颗粒团运动，几个气泡形成气泡群作螺旋式上升运动等。

The most important motivated mechanism which caused the heavy rain in Fuyuan and Malong is the coupling of stronger ascending motion and profound saturation air column .

强降水发生时有强的上升运动与深厚饱和气柱互耦结构是富源、马龙大暴雨产生的重要动力机制。

The intensive ascending motion and the intense convergence ( divergence ) on the lower ( upper ) levels as well as the development of the convective cloud cluster were intercoupling ;

强垂直上升运动与高空强辐散和低空强辐合以及对流云团的发展互耦；

The UHI induces local ascending motion . The obvious upward flows exist over the UHI areas , and downward flows over the leeward , forming the heat island circulation .

城市热岛的存在导致局地上升运动，热岛发展强烈的区域上空存在明显的上升气流，下风附近则对应着下沉气流，形成热岛环流。

The filaments , which locate above the magnetic neutral line in the active regions , have the different properties of the ascending motion with the motion of the optical matter and the evolution of the magnetic structure .

位于活动区磁中性线上方的暗条，随着活动区光球物质运动和磁结构演化，其上升运动规律呈多样性。

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 ;

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；

In the steady four-waves flow , the mean meridional circulation is indirect , with a descending motion near the cold source and an ascending motion near the heat source , as shown in Fig.

维持四波时，平均经圈环流为靠近热源处下沉和靠近冷源处上升的反环流。

According to diagnost to transportation of water vapor 、 distribution of vertical velocity and energy field , it was showed that this snowstorm process was in the area of strong ascending motion with moist 、 unstable air .

对暴雪天气的水汽输送、垂直速度分布和能量场的诊断分析表明乌鲁木齐的暴雪出现在冷空气影响的湿而不稳定的强烈上升运动区域。

Moreover , the positive vorticity advection of short wave disturbance in the upper troposphere initiated the ascending motion at the upper level and the releasing of the latent instability by ageostrophic balance processes .

而对流层高层短波扰动的正涡度平流通过非地转平衡过程，引发中高层产生的上升运动，触发了潜在不稳定的释放。

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 .

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。

( 4 ) The influential systems of irregular airflow pattern are shear line , low vortex and small slot near the east of Qinghai-Xizang plateau , vertical ascending motion is stong , mesoscale feature is obvious .

不规则型暴雨主要的影响系统有高原东侧切变、高原低涡和短波槽，垂直上升运动比较强烈，中尺度特征明显；

Isostatic ascending motion , which was resulted from the glacial dissolve of the Qinghai Tebet plateau , is much weaker and Less important than that of the structure force and it belongs the later period stage .

青藏高原冰川融化引起的均衡上升运动与构造力引起的结果相比是非常微弱和从属的，并属后期阶段。

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 .

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 results show that the orographic effect may make the low vortex occur on the main part and its eastern side of the plateau when the flows passing the plateau , especially the forced ascending motion has direct and major influence ;

结果表明：高原地形能使越过高原的气流在其主体及其东侧产生低值系统，而强迫抬升的爬坡运动尤其有直接的作用；

Hail shooting located in the area with convective instability , high energy tongue at the middle low level , warm advection and convergence in low level and cold advection and divergence at the high level , and ascending motion .

冰雹产生在中低层对流不稳定、高能舌和低层暖平流、高层冷平流以及低层辐合、高层辐散的上升运动区。

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 .

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。

The simulated results showed that there were a strong vertical ascending motion and a strong positive vorticity center in mid and low level . These mesoscale structure 's formation and development and movement were consistent with the passage and moving direction of sandstorm .

沙尘暴发生时中低空有很强的垂直上升运动和正涡度中心，其形成、发展和移动与沙尘暴的过境时间和移动方向基本一致。

The early Yanshan movement was dominated by undulatory motion , whereas the late Yanshan movement by ascending motion , which created the conditions for hydrocarbon generated by multiple circles migrating toward overlap pinchout and lithologic pinchout zones .

燕山运动初期以波状运动为主，后期以上升运动为主，这就为前期多生油旋回生成的油气向地层超覆尖灭带、岩性尖灭带运移创造了条件；

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 .

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。

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 .

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。

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 .

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。