The measurement error of differential absorption laser radar caused by the shift of its center frequency in measuring atmosphenc density has been discussed particularly.
详细地讨论了微分吸收激光雷达测量气体密度时中心频率的漂移所引起的测量误差。
We give general integral of quadratic differential system with center in two cases under the Chinese classification.
本文给出在中国分类之下二次微分系统有中心时两种情况的通积分。
The calculated result indicates that a major error of differential absorption laser radar comes from the shift of its center frequency.
计算结果表明，中心频率的漂移是微分吸收激光雷达主要的误差来源。
Is the Respiratory center the carbon dioxide differential pressure change reflective stimulation occurs to the blood in bonds the code.
是呼吸中枢对血液中二氧化碳分压变化的反射性刺激发生障码。
Underwater GPS positioning system includes four parts which are GPS differential reference station, GPS buoy subsystem, underwater pinger, ship-based data processing and control center.
差分gps水下立体定位系统包括GPS差分基准站、GPS浮标、水下收发机、船基控制中心四部分。
After the equilibrium of fast exchange process is reached, the slow exchange process can be treated as pseudo-single exchange center system by means of the differential kinetic equation.
当快速交换过程达到平衡后，慢过程可用微分动力学方程式按均匀交换体系进行处理；
It gets the first order differential of the image data and acquires its local center of gravity as characteristics of the edge so as to improve the accuracy and stability.
提出了对图像数据进行一阶微分并求其局部重心点作为其边缘特征点，以提高测量稳定性和测量精度。
This meant ABS would be fully functional in all modes of SS4, as braking with a locked center differential requires completely different braking parameters.
这意味着将完全在ABS的SS4型模式的所有功能，与中央差速器锁定制动，需要制动参数完全不同。
From Chapter 3 to Chapter 6, the center-focus determination and bifurcation of the equator are studied for real planar odd polynomial differential systems.
在第三章至第六章，我们研究实平面奇数次多项式微分系统无穷远点(赤道)的中心焦点判定与赤道极限环分支。
The monitoring center differentially corrects the user's position data and gives the user's position with high precision just like pseudo range differential GPS system dose.
在监测中心对用户的位置数据进行差分修正，给出与伪距修正同样的高精度用户位置数据。
The monitoring center differentially corrects the user's position data and gives the user's position with high precision just like pseudo range differential GPS system dose.
在监测中心对用户的位置数据进行差分修正，给出与伪距修正同样的高精度用户位置数据。
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