1) well average velocity
井平均速度
1.
By the investigation and research on the variable velocity mapping technology and theory, combining with the progressive exploration practice of Yan Muxi area as well as the practical geologic and structure features of this area, two methods of progressive variable velocity mapping suitable for the local region were found: well average velocity and secondary error analysis.
通过对变速成图技术方法和理论的调研,结合雁木西地区滚动勘探实践,针对该地区实际的地质特点和构造特点逐步探索出两种适合该地区的滚动变速成图方法:井平均速度法和二次误差分析法,并应用二种校正方法-倾角校正和剥除浅层低速带法对构造图做进一步的校验,有效地提高了速度场建立和变速成图的精度,解决了雁木西地区低幅度构造成图问题。
2) average speed
平均速;平均速度
3) average velocity
平均速度
1.
A new method of average velocity extraction and its application;
一种新的平均速度提取方法及其应用
2.
The time-depth conversion method in common use in coalfield 3D seismic prospecting is: Firstly use borehole site target layer plumbing depth divide by half of target layer reflection time,calculating the each borehole coal seam average velocity,and then using interpolation method plotting out velocity distribution plan of surveying area.
煤炭三维地震勘探对煤层作时深转换时常用的方法是:首先利用钻孔处的目的层铅垂深度除以钻孔处目的层的反射时间值的一半,算出各个钻孔处煤层的大平均速度,然后利用内插法绘制测区速度分布平面图。
4) mean velocity
平均速度
1.
There are some errors between mean velocity of format io ns obtained from sonic logging compared to VSP logging,which are mainly resulte d from cumulative time errors in sonic logging,and closely related to well cond ition,wellbore interval and its formation.
与VSP测井求取的地层平均速度相比,用声波速度测井求取的地层平均速度存在着一定的误差。
2.
Based on analyzing its principle,we studied the key points of making synthetic seismogram such as polarity determination of seismic section,accurate mean velocity selection,exact collection of reflection coefficient and accurate estimation of wavelet.
本文在分析合成地震记录原理的基础上 ,从地震剖面的极性判断、平均速度的选取、反射系数的准确提取、子波的精确估算等方面对制作合成记录的要点进行了分析。
3.
It is very important to be able to simply and accurately calculate the mean velocity of thin viscous debris flows.
现有的稀性泥石流平均速度经验公式,在使用上和适用地区上还存在一些问题。
5) average speed
平均速度
1.
Grey correlation analysis of world excellent man elite sprinter s achievements and the average speed of each 10Meters;
男子短跑成绩与各十米段平均速度的灰色关联分析
2.
Exploring the relation between average speed and instantaneous speed using "Llongwill~(TM)"
利用“朗威Llongwill~(TM)”探究瞬时速度和平均速度的关系
3.
Two segment average speed estimation algorithms are proposed based on the longitude,latitude and speed data collected by GPS receiver.
对基于GPS的实时交通信息采集方法开展研究,分别提出了利用GPS返回的经纬度数据和速度数据的两种路段平均速度估计算法。
6) average velocity field
平均速度场
1.
With the help of average velocity field,variant velocity depth mapping can reach high accuracy.
将均方根速度转换为平均速度并空间网格化形成平均速度场,再利用VSP、声波测井等数据对初始速度场进行校正得到高精度的速度场。
2.
Sonic logging has been seldom applied in average velocity field, owing to some limits of data collection and defection of sonic logging.
在平均速度场研究中很少利用声波测井资料 ,这是因为声波测井资料本身的缺陷所致。
补充资料：算术平均速度(meanvelocity)
【算术平均速度】(meanvelocity)气体分子运动速度和算术平均值。以`u_a`表示。设`n`个分子的速度分别为`u_1`、`u_2`、……、`u_n`，则`u_a=(u_1 u_2 ...u_n)//n`。应用*麦克斯韦速度分布律可导出`u_a=sqrt(8RT//\piM)`，式中`M`为气体的分子量，`T`为热力学温度，`R`为气体常数。用于粘滞性、热传导等气体性质的计算中。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条