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- wind pressure spectrum 风压功率谱
- The time history of pulse wind velocity and wind pressure on the structure has been simulation based on Davenport wind speed power spectrum and Shinozuka theory. 方法采用Daven port风速谱并根据Shinozuka理论;应用简谐波叠加法分别模拟了脉动风速、脉动风压和脉动风荷载时程曲线.
- At the same time, the nondimensional spectrum of the fluctuating wind pressure is fitted.And preliminary study of the non-steady computing method of wind-induced vibration response is carried out. 同时对屋盖上的脉动风压无量纲自谱进行了拟合,初步探讨了风振响应的非定常计算方法。
- Wind pressure: 560mm(22吋) Wind volume: 2.8m3/min Rated volta... 永康市巨强工具制造有限公司>>类别：电吹风浙江省-永康市2008-12-2210:19
- This device may form a complete set with FY type wind pressure blow-sweep cabinet to use. 该装置可与FY型风压吹扫柜配套使用。
- The front wall is still subjected to wind pressure, although the back wall is shielded from it. 正面墙仍然受到风压作用,尽管后墙因受到掩蔽不会受到它的作用。
- On the basis of this solution, this paper gives the sound pressure spectrum densities of broad band and harmonic sources, and then discusses the characteristics of these sound fields respectively in detail. 在此解基础上，本文得到宽频源和简谐源的近场声压谱密度，指出此2种声源近声场各自的特点及源的旋转半径和轴向位置对声场结构的影响。
- The second part is about the effect of eaves construction and roofing material on wind pressure. 第二部分是关于屋檐构造和屋面材料对低矮建筑的抗风影响；
- Solar wind pressure is at a 50-year low and our local star is ever so slightly dimmer than it was 10 years ago. 太阳风的压力正处于50年来的最低水平，我们的太阳也比10年前稍暗了。
- A wsp of 1.75 inches is equal to an approximate wind pressure against the structure of 80 mph. 1.;75英寸水柱可承受每小时80英里的风压。
- SWF-S double fast series, but gearshift moves, use at changing wind force, change the circumstance of wind pressure. 4.;SWF-S双速系列;可变速运行;用在变风力;变风压的场次。
- You are now ready to develop wind pressure diagrams for a simple rectangular building. 现在你已经准备好计算一个简单的长方形建筑的风压图表。
- The full plastic and half plastic shutter can be opened by wind pressure, single direction linkage and double direction linkage. 全塑、塑百叶打开有风压式、单向连动式、向连动式。
- In uranium mine ventilation, wind force, wind pressure and wind direction are the three major factors affecting radon reduction technology. 铀矿通风中,风量、压和风流方向是三个影响降氡技术的重要因素。
- An investigation to reconstruction and prediction of wind pressure field on roof with proper orthogonal decomposition (POD) is presented. 摘要给出利用本征正交分解(POD)对屋盖风压场进行重建和预测的研究结果。
- Deduces theoretically the natural ventilation calculation under the action of thermal pressure and wind pressure individually and simultaneously. 从理论上推导出热压、风压以及二者共同作用下的自然通风计算方法。
- Empirical formula for the frequency response functions are proposed and applied to revise the distorted wind pressure signal.Conc... 结论由回归得到的管路频率响应函数用于对实际管路脉动风压测试结果进行修正,结果较为满意,证明本文方法的有效性。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- The experimental tests involved the total sound power level, the sound pressure spectra and the sound source directivity of the AFF are firstly presented. 本文首先进行了轴流风扇总声功率、声压频谱及声源指向性等声学特性的实验测试。
- The wind whirled the dead leaves about. 风吹得枯叶在四处回旋。
