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- dynamic wind condition 风向变化条件
- Isobars can also be used to deduce wind conditions. 等压线也可用来推断风的情况。
- A variation in normal wind conditions. 干扰风的正常状态的变化
- Finite element method is applied to analyze the windage of suspension insulator strings under dynamic wind loads. 针对传统计算方法的不足,采用有限单元法计算分析动态风作用下悬垂绝缘子串的风偏。
- Due to local topography and the built environment, wind condition in different parts of Hong Kong can vary appreciably. 受地形及建筑环境影响,香港各区风力有可能出现显著差异。
- Research on wind is the precondition of wind response, then the section plane of static wind, intensity of onflow, PSD function and correlativity of dynamic wind are involved in. 对风的研究是进行风振响应研究的前提,风的基本特征包括平均风速剖面、湍流强度、脉动风功率谱密度函数、脉动风的空间相关性以及极端风速的概率统计特性。
- Wind tunnel tests of rigid and aeroelastic model were carried out to investigate the influence of windward sudden opening on static and dynamic wind load for flat roof structures. 采用刚性模型和气动弹性模型风洞试验,研究迎风面突然开孔对平屋盖结构静动力风荷载的影响。
- Sea breeze develops under fine and light wind conditions. 海风是在天晴及微风的情况下发展的。
- Must be suitable for a safe landing in all valid wind conditions. 必须适合安全的降落(著陆)在所有有效的风力条件。
- With the increase of span-length and height, the wind effects on these more flexible structures have not been confined to static wind loading, and the dynamic wind effects due to various wind-induced vibrations must be considered. 随著结构跨度和高度的增大,风对这些柔性结构的作用就不限于静力风荷载,而必须考虑各种风致振动问题,以及由此引起的动力风效应。
- Statistical studies of extreme wind conditions in typhoons are carried out. 天文台利用统计方法来研究台风吹袭时的极端风力情况。
- Gripper suction nozzle sucking wind conditions should be is running smoothly. 递纸呼嘴在呼风状况答落至低不背,运行安稳。
- The dustproof for the coal dump site under the natural wind condition has been widelyused in Japan, Canada and China, which indicates that the windproof net technology is feasible inthe technology. 目前国内外的防风网技术发展日趋成熟,在日本、加拿大和中国对煤炭堆场在自然风状态下的防尘、抑尘方面已广泛使用。
- Free running speed shall be measured (by taking mean of 4 runs) in deep waters and wind conditions not exceeding Beaufort 2 condition. 自由航速的测定在深水水域(4个航次),风力不超过蒲福风级2级。
- We covered the wound as early as possible with a parascapular flap after the wound condition was stable. 当伤口稳定后均以肩胛旁肌膜皮瓣尽早覆盖。
- Aeroelasticity Matters: Some reflections on Two Decades of Testing in the NASA Lanley Transonic Dynamics wind Tunnel. 气动弹性问题:nasa兰利跨声速动力学风洞20年试验的几点思考。
- Of the 36 eases of serious wounds, 35 (97.2%) healed and their wound condition was ready for further skin graft or flap surgery after 2 times of VSD. 结论使用负压封闭引流技术后仍要勤观察,及时采取措施来减少并发症。
- Mean Structure of the Nocturnal Boundary Layer under Strong and Weak Wind Conditions: EPRI Case Study. 强风和弱风条件下夜间边界层的平均结构。
- The best glide speed varies with changes in lift/sink and wind conditions (head/tail wind). 最佳滑降比飞行速度(对空速度)改变经常取决于飞行伞上升率及沈降率或者是飞行伞顺风、逆风飞行状况。
- In changeful wind conditions and load fluctuation maximizes the stability of shaft output. 在风力和负载变化的情况下,能最大限度保持机械轴的输出稳定性。