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- continuous velocity logging 连续声速测井
- continuous velocity log 连续速度测井
- It is an effective way in integrated navigation by using Strapdown Inertial Navigation System(SINS),GPS and Doppler Velocity Log(DVL). 利用捷联惯导(SINS)、GPS定位系统和多普勒计程仪(DVL)进行组合导航是水下运载器导航定位的有效方式。
- The Doppler Velocity Log(DVL) simulation system for the underwater vehicle has been built in this paper. 本文建立了水下机器人的多普勒测速声纳仿真系统。
- Compared to doppler velocity log for the same depth of water, it enables the use of smaller transducer and smaller transmitting power. 在相同的工作深度要求下与多普勒计程仪比较，声相关计程仪可以利用较小的换能器和以较小的功率发射信号。
- A comparision was made between Doppler Velocity Log (DVL)and Correlation Velocity Log (CVL)in their suitability for AUV.It is obvious that CVL is suitable. 本文从多普勒速度计程仪（DVL）和相关速度计程仪（CVL）两种速度传感器的工作机理出发，找出了CVL系统的独特优点，以此为AUV导航用速度传感器采用CVL方案的依据。
- A kinematically admissible continuous velocity field is proposed to the rod drawing through the elliptic die profile.The surface integral is applied to the friction power. 对模面曲线为椭圆的拔制圆棒问题设定了运动许可速度场，对该场以曲面积分确定了摩擦功率；
- Phased-array Doppler Velocity Log put forward in this paper adopt Phased-array technique to form several symmetrical beams for the transceiver, overcoming such defects ultimately. 本文提出的相控阵多普勒速度计程仪克服了以上缺点,采用相控技术形成多个对称波束。
- A revising method is proposed,in which the velocity of Doppler velocity log(DVL) is used to aid the alignment of strap-down inertial navigation system with DVL and the integrated navigation based Kalman filter. 提出了利用多普勒测速仪辅助捷联惯导系统动基座对准以及基于卡尔曼滤波的组合导航方案;并对该导航方案水上实验的结果进行了分析.
- The study mainly deals with the combined arithmetic of Integrated Navigation System which takes the Strapdown Inertial Navigation System(SINS)/Global Position System(GPS)/DoppIer Velocity Log(DVL) integrated navigation system as example. 本课题主要通过捷联惯导(SINS)、全球定位系统(GPS)和多普勒计程仪(DVL)组合导航系统对组合导航算法进行了研究。 论文的主要工作有：
- three-dimensional velocity logging 三维测井
- The Simulation of Doppler Velocity Log System of Underwater Vehicle 水下机器人多普勒测速声纳系统仿真
- Gazelles can move with astonishing velocity. 羚羊跑起来速度惊人。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- A continuous inked ribbon used on output units. 在输出设备(如打印机)上使用的一种连续上油墨的色带。
- The car was moving at such a velocity! 那辆汽车的速度简直太快了！
- The brain needs a continuous supply of blood. 大脑需要连续不断地供血。
- Gazelles can movewith astonishing velocity. 羚羊跑起来有时速度惊人。
- The hare darted off with the velocity of a bird. 野兔像鸟一样快速掠去。
- Well Log Datum Velocity Correction. 井曲线基准面校正。
