您要查找的是不是：
- allowable drag force 允许拖力
- 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；
- 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 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。
- 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 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。
- The road is too narrow to allow the passage of gondola. 这条街太窄，大型货车不能通过。
- MAIN OUTCOME MEASURES: Ratio of dragging force and nerve root retractor force;SSEP P1 latency. 主要观察指标：牵拉力与神经根牵拉比率、体感诱发电位P1波潜伏期的关系。
- Please open a window to allow the air to circulate. 打开窗子让空气流通。
- Dave wore drag to the fancy dress party. 戴夫穿着女子服装去参加化装舞会。
- CONCLUSION: Traction ratio of nerve root is increased with dragging force, so is latency of SSEP P1 wave. 结论：牵拉力越大，神经根牵拉比率越高，体感诱发电位潜伏期越长。
- It is too dark outside to allow of walking. 外面太黑了，不能出去散步。
