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- With the same Renault number, the drag force coefficients of circular cylinder sinker were apparently bigger than those of spheral sinkers and correlated with the Renault number and geometry shape. 柱形沉子的水阻力系数与雷诺数及形状参数有关,且在同一雷诺数下,柱形沉子的水阻力系数显著大于球形沉子的水阻力系数。
- drag force coefficients 水阻力系数
- Limits the maximum strength of the drag force. 限制拖动的最大强度。
- The drag force decreases as the air density decreases. 当空气密度减小时阻力也减
- Second is article is retarded by the drag force cased by this motion. 一是微粒受到因微粒和流体介质间密度不同而产生的浮力作用;
- Based on the analysis result,practical seismic force coefficients for single-layer latticed cylindrical shells are proposed. 在大量统计分析的基础上,归纳出可供实际工程设计参考的地震内力系数建议取值。
- Having derived the fundamental drag force formula, one can derive a number of important parameters. 在导出阻力的基本公式后,就可以得出一系列重要的参数。
- Others posited that dark matter was the culprit: it might exert a gravitational or drag force. 另有些人则断定暗物质才是惹祸的元凶:它可能会对太空船施加重力或阻力。
- The effects of structural aspect ratio and side ratio on the ch aracteristics of the local wind force coefficients and power spectra on tall bui ldings are also investi. 介绍一种用于电力系统清扫绝缘子表面污垢的风力清扫环,它由一个绝缘环和风力推动碗、毛刷 环、刮板等组成。
- The compressed air powered wrench is capable of providing revert-torque to retrievable bolt end and sustain drag force. 该锚杆回收扳手由压气驱动,在给可回收锚杆的尾部提供反扭矩的同时,还可以承受拉力。
- The difference between the drag force is compared and corrected with the distance between the porous flocs and the solid spheres. 比较污泥胶羽与实心粒子之差异,瞭解其间距离与受力关联。
- The drag force ranged 0.01-0.06dynes over Reynolds number of 11-27.These results could be used as the benchmark for floc model development. 在雷诺数11-27间受力范围为0.;01-0
- A formula for calculating the minimum underbalance in lower permeability reservoir is obtained by applying a drag force function to testing data. 通过将拖曳力函数用于油田测试数据,提出了确定低渗透地层最小测试压差的公式和方法。
- Budak, E., Altintas, Y., Armarego, E.J.A., “Prediction of Milling Force Coefficients From Orthogonal Cutting Data,” ASME Journal of Manufacturing Science and Engineering, 118, pp. 216-224, 1996. 黄朝钰;球铣刀之步进铣削之铣削力及稳定性为基础;国立成功大学机械研究所;九十年硕士论文.
- By applying Morison equation and digging force formula the drag force and digging resistant force are obtained and integrated into the virtual model of underwater excavator. 利用Morison方程和挖掘力公式分别推导了水下挖掘设备所受到的水阻力和挖掘阻力,并将其引入水下挖掘机器人的虚拟模型中,对其挖掘过程进行了模拟。
- It can be seen from the results that, as the number of sampling increases, the skewness and kurtosis of the drag force and inertia force tend to converge. 结果表明,随着采样次数的增加,拖曳力和惯性力的偏斜度和峰度驱于收敛。
- So if the spacecraft descends below stationary altitude, where the speed of the magnetized plasma is lower than the speed of the spacecraft, the natural output of an EDT is a drag force, along with usable electrical power from the tether current. 因此如果太空船下降到同步轨道之下,磁化电浆的速率比太空船的速率低,则EDT自然产生拖曳力,以及缆索电流中可利用的电能。
- With the increase of the relative velocity, the variations of side force coefficient and yawing moment coefficient of the overtaken vehicle will increase linearly. 被超车侧向力系数和横摆力矩系数的变化量随两车相对车速的增加呈线性增加的趋势。
- The desquamating grade of diamond and the holding force coefficient between matrix and diamond were suggested as new concepts. 提出了金刚石的脱落度和胎体材料对金刚石的把持力系数的新概念。
- Dave wore drag to the fancy dress party. 戴夫穿着女子服装去参加化装舞会。