English translation for "velocity log"

航速计程仪
声速测井曲线

Related Translations:

velocities:  速度

velocity:  n.1.迅速；快速。2.速度，速率。3.周转率。短语和例子at a velocity of 100 miles per hour 用每小时一百英里的速度。 dart off with the velocity of a bird 像鸟一样迅速飞跑过去。 drag-free velocity无阻力飞速，真空飞速。 escape velocity(克服地球引力的)第二宇宙速度，

reciprocal velocity log:  速度倒数测井

geologic log:  地质测井记录地质柱状图

cement log:  水泥测井

log parameter:  测井参数

round log:  圆木

passive log:  无源测井

archive log:  归档日志

porosity log:  孔隙度测井

Example Sentences:

	1.	Continuous velocity log 连续速度录井
	2.	Measuring velocity precision is very important . in this thesis , the author researches on the location precision of doppler velocity log and compass , the precision of velocity precision of doppler velocity log 本论文就是针对这两方面而做的，主要围绕着辅助导航系统的定位精度和如何减小多普勒计程仪的测速误差进行的。
	3.	Unmanned underwater vehicle is a useful vehicle , which must be a high accurate and reliable navigation system . doppler velocity log and compass are the assistant navigation system of uuv . researching on their location precision is very necessary 多普勒和罗经辅助导航系统作为战时的备用系统，研究其导航定位的精度是不可缺少的，而作为组合导航系统和辅助导航系统组成部分的多普勒计程仪，其测速精度就异常重要。
	4.	The main tasks of this thesis are : discussing the dead - reckoning theory of doppler velocity log and compass , decreasing location error methods , emulating several ship tracks ; discussing several aspects influencing the velocity precision of doppler velocity log ; in a pool trial , processing the trial data and achieving some conclusions 本论文主要研究工作包括：对罗经和多普勒计程仪推算辅助导航系统的工作原理，及减小定位误差的两种方法和几种轨迹进行了研究；对影响多普勒计程仪测速误差的各个方面进行了综述；最后对多普勒计程仪水池试验的数据进行了处理，得出所要结论。
	5.	For reducing dead - reckoning location error of doppler velocity log and compass , this thesis studies two methods , exponential flatness arithmetic and common flatness , gives the emulating results in the different tracks , proves that lawnmower is a efficient method of decreasing location error 本文研究了减小推算辅助导航系统定位误差的指数加权平滑法和一般平滑法，并结合计算机给出了在同一轨迹下，两种定位方法的区别；并且还给出了不同轨迹下的定位结果，证明了走剪草机轨迹是一种有效的减小定位误差的方法。
	6.	La dead reckoning algorithm has been developed based on the doppler velocity log ( dvl ) and fiber optic gyrocompass . 2 . since the basic kalman filter will become lapsed , strong tracking filter theory has been inducted , and a new strong adaptive kalman filter algorithm has been developed . further more an adjust gene has been imported , and gets a new arithmetic 针对传统的卡尔曼滤波算法中由于噪声统计特性未知而容易引起的滤波发散的缺点，引入强跟踪滤波理论，提出了带次优渐消因子的扩展卡尔曼滤波算法，并进一步对该算法进行改善，加入了调整因子，使滤波算法得到较好的改善。

Similar Words：

"velocity limit low" English translation, "velocity limiter" English translation, "velocity limiting servo" English translation, "velocity line" English translation, "velocity load diagram" English translation, "velocity logging" English translation, "velocity loop" English translation, "velocity made good" English translation, "velocity matching" English translation, "velocity matrix" English translation