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单词
航位推算
释义
航位推算
Encyclopedia
工学
航位推算
释
dead reckoning
航位推算
从已知的坐标位置开始,根据航行体在该点的航向、航速和航向时间,推算下一时刻的坐标位置的导航过程。
工学
〔其他导航系统〕
释
dead reckoning
航位推算
通过测量载体位置的变化率或载体的速度,并对所测得的变化率或速度进行积分,然后与初始的位置进行叠加进而得到当前位置的导航算法。
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