The result of environmental test indicates that the accuracyerror of the instrument is less than 20" and meets the design index."
整机环境实验结果表明,光轴检测仪本身精度误差小于20″,满足光电装备光轴的一致性要求。
2
At every stage, clockmakers led the way to accuracy and precision; they became masters of miniaturization, detectors and correctors of error, searchers for new and better.