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- Stroke velocity ratio coefficient 行程速比系数
- 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?
- 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 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 coefficient of variety of stroke velocity 行程速度变化系数K
- 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；
- 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。
- With the anode voltage and the cathode current changing,the variational process of the electron velocity ratio and spread is simulated,and the results of the average velocity ratio 1.1 and spread 9.5% are obtained. 在阳极电压和阴极电流变化的条件下;对电子速度比和速度零散随之而变化的情况进行了模拟;得到平均速度比1.;1和平均速度零散9
- XH025CY Manual Steering Gear-component with innovative design for ISUZU series; stable and safe at high speed, energy-saving with great velocity ratio; ideal component for modern automobiles. XH025CY手动式转向器总成，结构先进，主要适用于五十铃系列具有高速行驶时稳定、安全，低速行驶时速比大、省力，是新一代汽车的理想配套产品。
- The lazy boy has not done a stroke of work all day. 这懒小子一整天一点事都没干。
- The numerical results show that the threshold current depends on the skin depth of the waveguide wall, the magnetic field detuning and the perpendicular-to-parallel velocity ratio of the electrons. 研究结果表明：绝对不稳定性起振电流与损耗波导的集肤深度有关，选择有较大的集肤深度的损耗波导可以提高绝对不稳定性起振电流；
- I am enraptured with the stroke of good fortune. 我由于这一次的幸运而狂喜。
- It was a stroke of luck that I found you here. 我在这里碰见你真是运气。
- An investigation was conducted to explore the influence of density ratio and velocity ratio of mainstream/injectant upon the cooling effect of flat plane film using heat-mass transfer analogy. 摘要采用传热传质类比的方法研究主射流密度差和速度比对单排孔平板气膜冷却效率的影响。
- Correlations between jet Reynolds number and discharge coefficient, and between inlet crossflow velocity ratio and discharge coefficient were obtained based on the experimental data. 由实验数据得到了冲击孔流量系数分别与孔雷诺数和横流速比的经验关系式。
