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- axial velocity ratio 轴向速度比
- Both qualitative analysis to the changing trend of droplet axial velocity profile and quantitative comparison with experimental data demonstrate the rationality of this model. 计算与实验结果表明:无论是从液滴轴向速度分布变化趋势的定性分析,还是从与实验数据的定量比较来看,建立的模型都是合理的。
- In addition, an axial velocity is observed at the windward stagnant point because of the guidance of the spiral fins, which is essentially distinct from bare tubes. 实验数据表明,螺旋翅片的导流作用使得迎风面的滞点处产生了轴向速度,这和光管有着本质的区别。
- THEORETIC STUDY OF FINAL GAS-SOLID VELOCITY RATIO FOR POWDER-GAS DENSE-PHASE CONVEYING IN A HORIZONTAL TUBE? 水平管道粉气浓相输送最终固气速度比的理论研究?
- On the contrary, the radial gradient of axial velocity decreases downwardly along the axial direction.Therefore, the axial velocity distribution becomes horizontal gradually. 轴向速度的径向梯度沿轴向向下逐渐变小,轴向速度分布也逐渐趋于水平直线状。
- The axial velocity and its RSM are measured by constant temperature hot wire anemometer and the average recirculation velocity is measured by dynamical pressure probe. 并用热电偶测量了温度场分布规律,按热平衡基本原理计算了混合气流在各点的浓度分布。
- The results show that high gas swirling intensity, shear flow characteristics of the axial velocity and reverse flow are contributed to the energy loss in the vortex finder. 结果表明:排气管内气流旋转强度较高,轴向速度呈强剪切流特征,并且存在回流区,这些都是造成能量损失的重要原因;
- The dominant vortical structure in the wake of the impinging jet in crossflow is primarily dependent on the velocity ratio. 横流冲击射流中形成的主要尾迹涡结构主要依赖于流速比。
- The results indicate that the axial velocity of the annular region is decreased and flow field is optimized when horizontal boards are installed in the classifier volute. 流场测试结果表明:在蜗壳内加装水平隔板,能够有效的减小环形区气流轴向速度,使流场变得稳定;
- The continuum phase-coupling model is firstly used to derive the particle-gas disturbance velocity ratio equation of the injection area of jet. 利用双流体模型和扰动速度势理论,推得位于射流喷射区高浓度悬浮固粒的固气扰动复速度比值方程。
- The proximal and distal average peak velocity(APV),diastolic/systolic velocity ratio(DSVR),coronary flow reserve(CFR)and proximal/distal velocity ratio(P/DVR)were measured. 用CardiometricsFlomapII和0.;014英寸多普勒钢丝测量:近端及远端平均峰速(APV)、舒张期与收缩期流速比(DSVR)、血流储备(CFR)和近端与远端流速比(P/DVR)。
- There was no significant difference in the proximal/distal velocity ratio (P/DVR) before and after PTCA(P>0 05),but P/DVR was obviously decreased after stenting (P<0 05). PTCA前后 P/ DVR差别无显著意义 ;但植入支架后则明显下降 (P<0 .;0 5 )。
- The analysis result shows that velocity and density can sensitively reflect the change of porosity,and the velocity ratio can sensitively reflect the change of saturation. 结果表明,波速度、介质密度对孔隙度的变化较为敏感,速度比值对饱和度的变化较为敏感。
- The experimental results show that the tangential velocity and axial velocity components of the swirl flow along radial were divided into the near-axis,the transition and the near-wall zones. 实验表明:这类等离子体反应器中,旋流切向速度分量和轴向速度分量径向分布划分成近轴、过渡和近壁区。
- A double-anode magnetron injection gun has been designed and optimized by EGUN for the gyrotron.The electron beam velocity ratio is 1.53, and the velocity spread is 3.1%. 电子枪采用双阳极磁控注入枪,用EGUN对其进行了设计优化,电子注纵横速度比为1.;53,速度零散为3
- First, on the basis of normal equation of the gyration surfacegeodesic, educe the fiber winding linetype, essential equation ol thelinetype, the regulation of velocity ratio. 首先,本文在已有的回转曲面测地线一般方程的基础上对圆环压力容器的纤维缠绕线型、线型基本方程、线型速比微调进行了理论推导;
- The axial velocity distribution is not uniform in the classification region of rotor blades and the value is in relation to the inlet air velocity and the rotary speed of the rotor. 由于出风口负压及转笼旋转的影响,转笼内存在不可忽略的轴向速度,其数值的大小与进口风速、转笼转速及在转笼中的位置有关。
- The results show that the mixing vane is the main factor of lateral velocity, spring and dimple influent the axial velocity, drag coefficient largely, and the effect of spring is larger. 结果表明:搅混叶片是产生横向速度的主要原因;弹簧和刚突对轴向速度和阻力系数有较大影响,其中,弹簧的影响更大;
- Binocular perception of motion in depth was studied. The results showed that binocular velocity difference may be of use in detecting the speed of motion in depth,while binocular velocity ratio is of use in discriminating the direction. 研究双眼性的深度运动知觉,结果表明,双眼视网膜象的速度差信息,在深度运动的速度检测中起重要作用;
- The 3D anti 3C seismic processing flow established is used in processing of the real seismic data, achieving high quality velocity ratio spectrum and good non-hyperbolic NMO correction and stacking of 3D converted wave. 应用所建立的三维三分量地震资料处理流程,对某实际地震资料进行了处理,得到了较高质量的三维转换波速度比谱,转换波非双曲动校正和叠加取得了较好效果。