查询词典 a gust of wind

The flow field of a large storage yard with windbreak was investigated in the wind tunnel under three dominant wind directions.

以某钢铁集团即将建设的大型堆料场为背景，运用平面风速传感器和丝线流动显示方法对料场防风网的作用效果进行了评估，得到了料场在3个主导风向下的基本流动形态。

The shape coefficient of the two-circuit UHV steel tube transmission tower is obtained by the three-component-force test; and after the resonance response in the results of the HFFB test of the semi-rigid model of the lattice type tower is filtered, the foundation moment spectrum in the along-, cross-wind and torsion direction un der different wind angles is fitted to formulation.

由静力三分力风洞试验得到钢管输电塔的体型系数；对输电塔半刚性模型的HFFB试验结果进行处理，去除了基底弯矩谱中共振响应的影响，并对处理后的弯矩谱进行拟合，得到各风向角下的顺风向、横风向及扭转向的基底弯矩谱公式。

The traditional wind turbines using two-bladed wind rotors are being replaced with larger more modern turbines using 3 bladed rotors.

最传统的两扇叶风车，现已被较先进的三扇叶风车所取替。

The semi-rigid wake model and the present calculation method were used to study two wind turbines in the wind tunnel, it was concluded that the results were closer to experiment data than that from the element/momentum theory, and aerodynamic performance of HAWT can be analyzed precisely, in particular, in the range of high tip speed ratio.

对两个风洞中实验的风力机模型进行了计算，结果表明，利用所给出的模型和计算方法比叶素/动量理论更加接近实验数据，并且在较大尖速比范围内可精确地分析水平轴风力机的空气动力特性。

Finally, an example involving simulation of the longitudinal turbulent wind field of a 1.25 MW three-bladed pitch regulated wind turbine system was investigated.

最后，结合典型的1.25 MW三桨叶变桨距风力发电机组进行纵向风速场数值仿真。

These three-bladed wind turbines are operated "upwind," with the blades facing into the wind.

三叶片式风力发电机迎风运行，叶片面朝来风方向。

The FAST (Fatigue, Aerodynamic, Structures and Turbulence) Code was applied to predict loading to a 1.5 MW three-bladed upwind horizontal-axis wind turbine. The output of FAST code containing the specified wind turbine geometric and loading information was transferred to the ADAMS program for turbine blade motion analysis and its structural modal and deformation analysis.

在系统运动模拟部分，用FAST建构出一个1.5MW、3个片、上风式、水平轴式的风，然后将模型转入ADAMS机构模拟软体中进分析与运动模拟，再将FAST和ADAMS分析的结果分别以三种风运转的况个别讨其风转速、转子扭矩、发电机发电，比较后有相当错的结果。

Good agreement was obtained between the computed results and wind-tunnel test results of the single house, and the variation trend of wind pressures on the surface of low-rise building under interference of the other house is discussed.

在单体计算结果和风洞试验结果有较好吻合的前提下，获得了有相邻建筑干扰的情况下，低层四坡屋面房屋的表面风压的变化规律，结论可直接供工程设计参考。

Through distancing to the tunneling working surface auxiliary fan switch and the wind electricity closed-cycle control switch too far,the wind electricity closed-cycle control does not play the role question to carry on the analysis.

主要通过对掘进工作面局扇开关与风电闭锁开关相距太远，风电闭锁不起作用的问题进行分析，巧用猴车电控箱实现远距离风电闭锁，从而保证远距离风电闭锁能可靠工作，实现安全生产。

The wind tunnel test results show that surface soil velocity and wind erosion modulus in the farmland under plow tillage are larger than that under no-tillage with standing crop stubble, while surface roughness under plow tillage is smaller than that under no-tillage with standing crop stubble.

风洞试验研究表明：翻耕土壤地表风速、土壤风蚀侵蚀率均比免耕土壤高，而地表粗糙度免耕明显高于翻耕。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。