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- upper level wind measurement 高空风测量
- Based on surface and upper level wind data, the horizontal trajectories and the time series of longitudinal and lateral velocity fluctuations were calculated using an interpolation formula. 本文提出了一个利用气象观测网取得的测风资料研究中距离大气扩散规律的方法。 根据常规的风场观测资料和高空风观测资料,用插值公式计算地面和200m高度的水平轨迹以及水平风纵向分量和横向分量的脉动时间序列,进而用相继两条轨迹的横向距离和风脉动滑动平均法求得各类稳定度下的大气扩散参数。
- I'd like a room on the upper level. 我想要楼上的房间。
- I would like a room on the upper level. 我想要一间上等的房间。
- The divergence field of HJ is related to v component.The upper level can caused the allobaric wind convergence at low level. 高空急流右后方形成的高层辐散场主要与非纬向风有关。
- Each upper level index page is written when it is filled. 每个上级索引页在填充时被写入。
- Behind the other wall is the upper level of the school auditorium. 在别一边墙的后面,是学校大礼堂的上层平面。
- The formation of the surface strong wind is caused by the cyclogenesis, clod advection behind the cold front and the downwardly transmission of the upper level jet momentum. 沙尘暴过程主要是由气旋冷锋及锋后地面大风触发的,地面大风的形成与气旋发展、锋后冷平流以及高空急流动量下传有关。
- The upper level is a separate white cube, cantilevering over a big span. 上层是个单独的白色立方体旋臂,左右跨幅大。
- The northeastern area had an upper level of urbanization from modern China. 摘要东北地区是近代以来中国城市化发展水平较高的区域。
- Wind measurement differs from that of temperature in that the magnitude and direction must be observed. 风的测定不同于气温测定在于:量值和方向都必须观测。
- This paper describes a measurement and control system with a PC as its upper level computer and an STD as its lower level compurter, using RS-232 for data communications between them. 描述了一种以PC机为上位机,STD工控机为下位机的测控系统。 两机之间通过RS-232进行数据通讯。
- The static intensity analysis of the hubs of MW level wind turbines have been accomplished using the ANSYS software. 采用大型通用的有限元分析软件ANSYS作分析平台,对兆瓦级风电机组桨毂结构进行了静强度分析与形状尺寸的优化设计。
- The wind measurement system 10 includes an anemometer and a wind vane, which monitors real-time wind situations and sends the signal to the wind turbine control system. 风丈量系统10包含风速仪和风向标,监测即时风况,并将信号传给风机节制系统。
- Upper levels are reached via timber staircases and gantries. 上层是透过木材楼梯和门架。
- The principle of wind measurement of the Wind Profiler, is described, the key technology and the realization technique of high-speed and real-time signal processor are emphasized. 简述了雷达风廓线仪的测风原理,着重说明了高速实时信号处理器的关键技术以及实现方法。
- An open-sided, roofed gallery or arcade along the front or side of a building, often at an upper level. 凉廊建筑前部或一侧有顶而敞开的走廊或拱廊,通常位于高层
- An atom on an excited upper level can execute a downward transition not just spontaneously but also when photons of the radiation field surrounding the atomic interact with it. 处在较高的激发态上的原子不只可以自发地而且可以在它与原子系统周围辐射场的光子相互作用时发生向下的跃迁。
- Note: The wind measurements were taken at the centre of the North Runway. 注:风向风速在北跑道中央录得。
- In this paper, we focus on bilevel programming problem with a common decision variable in the upper level and lower level programming. 摘要主要讨论上下层具有共同决策变量的一类二层规划问题的求解方法。