1)vertical helicity垂直螺旋度
1.Diagnosis of vertical helicity, divergence flux and their extensions in heavy-rainfall events强降水过程中垂直螺旋度和散度通量及其拓展形式的诊断分析
2.The results show that the centers of rainstorm are in the high value area of convective available potential energy and vertical helicity,and in the high value area of isentropic potential vorticity on 325 K.结果表明,远距离台风暴雨区位于对流有效位能高值舌区与低层垂直螺旋度大值带重合的区域及325 K等熵位涡的高值区域。
3.The mechanism analysis of a flood-inducing heavy rainfall occurred in June 2005 Guangdong Province is diagnosed by analyzing the circulation situation,moisture,dynamical mechanism,vertical helicity,and so on based on the conventional observation data,radar echo,satellite image and NCEP grid data.结果表明:西太平洋副高位置偏南,强度偏弱,副高北侧的西南暖湿气流与西风槽前的冷空气共同作用是此次特大致洪暴雨形成的重要原因;强盛低空急流为暴雨过程提供了充沛的水汽;高层辐散低层辐合激发强烈上升运动;特大暴雨过程中垂直螺旋度量级(10-6hPa。
英文短句/例句
1.Diagnosis of vertical helicity, divergence flux and their extensions in heavy-rainfall events强降水过程中垂直螺旋度和散度通量及其拓展形式的诊断分析
2.Study of Kinematic Density of Materials in Vertical Screw Conveyor垂直螺旋输送机内物料的运动密度研究
3.inferential helical rotor vertical pattern flowmeter垂直式螺旋转子推导流量计
4.Optimum Figuration of Helix S-Type Vertical Axis Wind Tubine螺旋形S型垂直轴风轮结构优化设计
5.A vertical support at the center of a circular staircase.螺旋楼梯中柱环行楼梯中间的垂直支撑
6.Study on spiral flow in vertical pipe using the particle image velocimetry基于粒子图像测速技术的垂直管螺旋流研究
7.Treatment of rotatally and vertically unstable pelvic fracture by fixation of L5S1 pedicle screws combined iliac screws椎弓根螺钉结合髂骨板间螺钉治疗旋转垂直不稳定型骨盆骨折
8.rotary vertical crockmeter method垂直旋转摩擦色牢度仪法
9.W is attached to a bar, movable vertically around an axis A and suspended by the helical spring F.摆锤w装在一根杆上，在轴A周围垂直移动，它由螺旋弹簧F所悬挂。
10.Fig.2 Showing lelf| handed helix of the isolated secondary wall and the join structure of vertical line( arrow).图2示离体次生壁的形态，左手螺旋和垂直线联结结构(箭头)。
11.However, increasing the diameter of the dowel may reduce the stress slightly.(2)垂直受力时：螺旋根柱侧方的应力随受力而往两侧增加。
12.An aircraft that derives its lift from blades that rotate about an approximately vertical central axis.直升机螺旋桨叶围绕一根近似垂直的中心轴旋转而使其升高的飞机
13.spiral flute machine reamer with straight shank螺旋直柄槽机用铰刀
14.helix accelerator螺旋波导直线加速器
15.direct-drive auger直接传动式输送螺旋
16.A three-dimensional curve that lies on a cylinder or cone, so that its angle to a plane perpendicular to the axis is constant.螺旋线附着于圆柱体或圆锥体之上的三维曲线，其垂直于中轴线的平面角是一个恒量
17.The Effects of Vertical Wind Shear on Tropical Cyclone Intensity of Variation in Northwestern Pacific;环境风垂直切变对西北太平洋热带气旋强度变化的影响分析
18.A Numerical Study of the Role of Environmental Vertical Wind Shear on Tropical Cyclone;环境垂直风切变对热带气旋强度影响的数值模拟分析
相关短句/例句
Relative vertical helicity相对垂直螺旋度
3)moisture vertical helicity水汽垂直螺旋度
1.On the basis of vertical helicity, we define three parameters, namely, the divergence flux, moisture vertical helicity and moisture divergence flux.在垂直螺旋度的基础上,定义了散度通量,水汽垂直螺旋度和水汽散度通量三个宏观物理量。
4)vertical helical垂直螺旋
1.In this paper,calculation formulas which used in three Kinds of references for criti- cal velocity of a vertical helical conveyor are analysed and compared.本文对三个文献中给出的垂直螺旋机临界转速的不同的计算公式进行了分析和比较,并根据设计实践,对它们的适用性进行了讨论。
5)vertical vorticity垂直旋度
6)Vertical spiral coil垂直螺旋盘管
延伸阅读
垂直螺旋混合机(Nauta式)分子式：CAS号：性质：又称HN混合器(Hosokawa-Nauta mixer，或称垂直螺旋混合机(Nauta式)。机壳为倒锥形的混合设备。
