loran例句
2024年06月20日 16:20:43
The stability and space correlation about the sky wave propagation time - delay in
Loran - C system are studied.
研究了罗兰 -C 天波传播时延的稳定性与空间相关性.
The algorithm to judge the peak - value of the
Loran - C impulse signal is improved.
对判断罗兰-C脉冲峰值的算法作了改进.