Using the concept of pseudo control variable, a simple state equation is constructed which describes the relative motion between an anti-ship missile and a target ship.
利用伪控制变量的概念，建立了简单的描述反舰导弹与目标舰艇相对运动的状态方程。
The relative characteristics of the pseudo code are analyzed. With discussion on the principle ol ultrasonic level measurement based on pseudo code technology, the level measuring system is designed.
分析了伪随机码的相关特性，讨论了基于伪码相关技术的超声波液位测量原理，设计并完成了液位测量系统。
The method of RVD relative navigation based on relative differential pseudo range of GPS was studied.
研究基于GPS相对伪距差分技术的RVD相对导航方法。
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