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- Testing Application of High and Medium Wind Pressure Down-hole Drillin Long and Medium Hole Drilling 中高风压潜孔钻机在中深孔凿岩中的试验应用
- medium wind pressure 中风压
- 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。
- 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。
- 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、风压和风流方向是三个影响降氡技术的重要因素。
- Thinks that the total actuating pressure of an air curtain ct.6 of wind pressure, thermal pressure, mechanical pressure and equilibrium pressure. 摘要认为空气幕总作用压力由风压、热压、机械压和平衡压四项分压力组成。
- English is not the usual medium of instruction in our school. 英语不是我校通常使用的教学语言。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- The wind whirled the dead leaves about. 风吹得枯叶在四处回旋。
