hydrodynamic drag
hydrodynamic drag 双语例句
Meanwhile, the method of dynamic mesh and post-processing system are also full used. Hydrodynamic forces of a rudder at a range of attack angles were calculated, and stall angle, lift and drag force beyond the stall angle are predicted.
计算了船舵在大舵角范围内的水动力，对舵的失速角和最大升力进行预报；分析船体操纵运动时的水动力性能，并且采用曲线拟合求得船舶操纵水动力导数，预报了船舶操纵的运动稳定性与回转特性。
Drag reduction effectiveness and resistance to degradation in relation fo molecular weight and hydrodynamic volume of poly (hexyl methacrylate) in kerosene solution and ketone/kerosene mixed solvent were studied.
本文研究了聚甲基丙烯酸已酯（PHMA）在煤油和煤油-丙酮混合溶剂中的减阻性能和抗剪切性能及分子量M、水力学体积[η]M等分子参数的影响。
The main points are as follows: (1) Taken the hydrodynamic drag device as studied object, according to its structural characteristics and operating conditions, established three-dimensional physical model and turbulence mathematical model under the Cartesian coordinate system.
主要工作如下：（1）根据水力增阻器的结构特点和运行工况，建立了在直角坐标系下其物理模型和三维紊流数学模型。
The tension force, shear forces (including pushing force, cutting force and friction force), impulse force, hydrodynamic drag on the suction pipes, and the force resulted from the pressure difference, etc, are the main forces for detail discussion in this paper.
详细讨论了主要作用力：在波浪补偿器作用下的缆绳拉力、耙头与海床间的土壤剪切力、作用在耙吸管上的水流阻力及由于压力差在耙头处产生的推动力等。
Through the drag and composite motion pool experiments hydrodynamic parameters are given.
通过水池的拖曳、合成运动实验，计算得到了方程中主要的水动力参数。
On basis of complete hydrodynamic model of towed system, lift force and drag force of controllable wings are analyzed to choose the right aerofoil. The variable range of angle of attack has been achieved through fluid experiments.
在建立完整的拖曳系统水动力模型基础上，分析控制翼升力和阻力特性，优化选取控制翼的线型，并通过流体动力试验得到攻角控制范围；
This paper tends to introduce the measurement equipments for the coefficient of hydrodynamic, such as active drag in freestyle, passive drag in towing or gliding after starting or turning, force on palms and total mechanical power efficiency during swimming.
本文主要介绍游泳力学参数的测量设备，包括人游进时的主动阻力，牵引或出发转身后滑行时的被动阻力，手掌所受到的流体压力，以及游进时的总效率。
Hydrodynamic Behavior of Polymers in Drag Reducing Flow
减阻流中聚合物的流体动力学行为研究
hydrodynamic drag
相关单词辨析
这组词都有“拖、拉”的意思，其区别是：
draw: 指将人或物朝出力者的方向拖，不涉及力的大小，含平稳意味，常作借喻用。
jerk: 指快而突然地拉。
tow: 特指用绳子或链条等拖或拉本身无动力或无法使用自身动力的东西。
pull: 最普通用词，包含本组其它各词的一些意思，可指朝各个方向拉，侧重一时或突然拉动的动作。
drag: 指沿斜坡而上或水平方向缓慢地拖或拉十分沉重的人或物。作借喻时可指把人硬拉扯过来。
haul: 指用力拖或拉，不涉及方向，多作航海用词。
tug: 多指一阵阵地用力拖或拉，但不一定使被拉的人或物移动。