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。
The contents of comprehensive design of aircraft structural effectiveness,such as availability,dependability,inherent capability,and comprehensive characteristics of effectiveness and cost,are demonstrated.
在此基础上,选定了飞机结构的效能模型,对飞机结构效能综合设计的内涵进行了分析,简述了飞机结构可用性设计、可信性设计、固有能力设计及效费综合特性设计的基本内容。
Computing results of four kinds of typical guns,produced inland or abroad,indicate that the order of the inherent capability of these guns obtained by this model is accordant with that of experts qualitative analysis and calculated results in references.
为了研究自行高炮系统固有能力的计算方法与模型,构建了较为完备、独立的自行高炮系统固有能力评估参数体系,将系统固有能力表述为信息能力、火力控制能力、火力能力、机动能力、防护能力和持续作战能力6项。
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。