stability of drawing datum line是什么意思

用法例句

Geogenic distribution and baseline concentrations of Cr in surficial soil of Guiyang, China;

贵阳表层土壤中铬的环境地球化学基线研究

Geogenic distribution and baseline concentrations of plumbum in surficial soil of Guiyang;

贵阳市表层土壤中铅的环境地球化学基线研究

Accurate Determination of Baseline in DSC Measurement;

DSC测量中基线的准确确定

Considering the technology difficulty in satisfying direction finding accuracy and resolving angle ambiguity,the same time in defined space for ultra-band antiradiation missile seeker,theories of direction finding by phase interferometer and resolving angle ambiguity by double base line are simply introduced.

针对反辐射导弹导引头超宽带测向系统中,在较小的体积内难以同时保证测向精度和解模糊的技术难题,介绍了相位干涉仪测向原理和参差双基线解模糊方法及其原理,并结合反辐射导弹导引头的具体应用情况,提出了一种基于虚拟基线解模糊方法。

Based on binary valued fingerprint image, statistical window and base line of each region were defined.

然后,在对指纹图像进行二值化后,为每个区域定义统计窗和基线,以区域为单位,采用一种距离统计方法,估计每个区域的平均纹线距离。

The paper focus on the detailed structure of the optical system in helmet mounted electro optical sight scanning system,and makes analysis of the principle error caused by ten side prism reflector non direction fit axis rotation in measuring its head position,it further derives two formulas for base line correction and goniometry correction.

就某型光电头盔瞄准具扫描部件光学系统具体结构 ,分析研究了其头位测量中十棱镜反射面非共面定轴转动所致原理误差 ,导出了基线校正、测角校正两种校正公式。