In published papers,there are some problems such as: neglecting the drag force of gas,choosing the improper density and using irrelevantly the drag force formula,so the difference between calculation and practice is large.
目前,文献在计算料流轨迹时存在忽略煤气曳力、密度选择不当或曳力公式使用有误等问题,与实际计算常有很大偏差。
The drag force and position of the particle in the filter layer was related by Stokes law in this paper.
本文利用Ｓｔｏｋｅｓ定律关联了滤芯层中微粒的曳力与位置的关系，按颗粒与孔道壁面摩擦阻力大于曳力的去除条件，计算了两种不同流向时滤芯截除微粒临界直径之比。
The flow over a stationary spherical particle was analyzed numerically to analyze the effect of the turbulent parameters (turbulence intensity and turbulence length scale) on the drag force.
发现湍流尺度的变化对曳力系数的影响比较小 ,只是在小尺度条件下存在一定影响 ;而湍流度对颗粒曳力系数产生较大的增强作用 ,尤其在小颗粒Rep 条件下。
Evaluation of drag coefficient on particles in cluster by using lattice Boltzmann method;
颗粒团绕流曳力系数的LBM计算
Based on the measured data of the cross-sectional average solids holdups at different axial locations of riser under various operation conditions and through the dynamic balance analysis of single particle,drag coefficients were indirectly obtained.
在高16 m气-固循环流化床提升管内,通过测定表观气速、颗粒质量流率和不同轴向高度的床层平均颗粒浓度,结合对单颗粒进行受力平衡分析,间接获得了不同轴向位置的颗粒曳力系数。
The drag coefficient is a key parameter in the analysi.
1~200范围内27个不同Reynolds数时的曳力系数,并将计算结果拟合得到基于LBM数值模拟的曳力曲线。
Both initial-and boundary-value problems, including displacement, traction and mixed boundary conditions are solved.
包括位移的、曳力的和混合的边值条求，也都求了解。
LIQUID - SOLID CIRCULATING FLUIDIZED BED (Ⅱ)STUDIES ON THE APPARENT SLIP VELOCITY AND DRAG COEFFICIENT
液固循环流化床的研究(Ⅱ)表观滑落速度及曳力系数
BASIS OF MODERATE TEMPERATURE FLUE GAS DESULPHURIZATION PROCESSES IN CFB-DRAG FORCE MODEL AND NUMERICAL RESEARCH OF TWO-PHASE FLOWS
中温循环流化床烟气脱硫基础——曳力模型与流动的数值研究
THE REVISED DRAG FORCE MODEL FOR THE DENSE CFB RISER AND THE EXPERIMENTAL VALIDATION
高密度CFB提升管内气固两相曳力修正模型及冷态实验验证
To pull or drag with short jerks.
用力拉猛力地拉或牵曳
To drag or haul(an object) laboriously.
拉费力地拉或曳（一物体）
dogs straining at the lead
用力拖曳牵狗皮带的狗.
The Application of Euler Equation in The Traction Force's Calculation About Traction Drive Elevator
欧拉公式在电梯曳引力计算中的应用
draw or pull out, usually with some force or effort.
通常是用一些力量或努力来拖曳或取出。
The Study of Optimization of Drag Coefficient in the Simulation of Storm Surges
风暴潮模型中风应力拖曳系数的优化研究
The Study on the Filtering of the Measurement of the Warp's Tension
拖网渔船曳纲张力测量的滤波处理研究
Influence of wind drag coefficient on wind-drived flow simulation
风应力拖曳系数选取对风生流数值模拟的影响
Development of ion-drag EHD micropump
基于电液动力效应的离子拖曳微泵(英文)
These are the factors that govern the various forms of drag resistance and are independent of orientation to gravitational pull.
独立于方位和地球引力的因素支配着这些不同形式的拖曳阻力。
updraft and downdraft
上曳气流和下曳气流
A charge for towing.
拖曳费拖曳所付的费用
I'll but on some records we can bop to-that should ginger up the party!
我将放一些使我们曳步起舞的唱片——那会使聚会更有活力！
The EDT experiences a resistance akin to air drag, which in turn lowers the tether system's orbit.
EDT受到类似空气拖曳的阻力，造成缆索系统的轨道降低。
