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- Light always travels at the same constant velocity. 光总是匀速传播。
- Characteristic Analysis of Ball Basket Constant Velocity. 球笼等速万向节的特性分析。
- When a body is at rest, or in motion with constant velocity, the external force acting upon it are in equilibrium. 当物体处于静止或作匀速运动时，作用在其上的外力是平衡的。
- If the frog sees a particle moving with constant velocity, the bird sees a straight strand of uncooked spaghetti. 如果蛙看到一个粒子等速前进，鸟看到的就是一根笔直的生义大利面条。
- 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 quasi-superplasticity of leaded brass for bearing cage was investigated through the constant velocity tensile test. 摘要通过恒速拉伸试验，对一种生产保持架用铅黄铜的准超塑性进行研究。
- 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 performances of the extended kalman filter(EKF) and the unscented kalman filter(UKF)in constant velocity(CV) model are compared. 比较了跟踪系统中扩展卡尔曼滤波、无迹滤波在二阶常速(CV)统计模型下实现的性能。
- 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。
- HESHAN GCK AUTO PART CO 。，LTD is one of the world leading constant velocity half shaft and relate components manufacturer. 鹤山市捷仕克汽车配件有限公司是全球最大的汽车用等速传动轴及球笼万向节的制造商之一。
- Kaidi company has eight-year history in manufacturing Rzeppa constant velocity joint,with the annual production capacity of 0.6 million pieces. 凯迪公司已有8年的专业制造等速万向节历史;年产60万只球笼.
- 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）。
- With professional technology and humanity service concept.Kaidi company provides high-quality Rzeppa constant velocity joins for customers. 凯迪公司以专业化的制造技术与人性化的服务理念，为客户奉献高品质的等速万向节。
- 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 device of claim 1, wherein said joint comprises one of a universal joint and a ball and cage constant velocity joint. 该设备的索赔1，其中表示，联合组成的一个普遍的联合和一个球和网箱等速万向节。
- 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。
- 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
- Our leading products are precision blank of constant velocity cardan shaft with more than 100 varieties,which are suitable for Xiali,Auto,Citron,Santana,Red Flag and Jetta,etc. 主导产品是轿车等速万向节精华毛坯，约一百多种，适用夏利、奥拓、富康、桑塔纳、红旗、捷达等车型；
- 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；
- A new IMM algorithm for tracking maneuvering target is proposed, which uses a CS(Current Statistical) model with a fading factor and a CV(Constant Velocity) model for interaction. 采用带渐消因子的“当前”统计模型与匀速运动模型进行交互，设计了一种新的机动目标跟踪的交互式多模型算法。
