The 4 degrees responding mathematical model for ships established in the paper is simpler than those conventional ship hydrodynamic mathematical models. And the precision also meets the requirements.
本文最终建立的船舶4自由度响应型数学模型比传统的船舶水动力数学模型更为简捷方便，且精度基本能满足要求。
Conventional methods are more and more difficult to adjust the modern ship degaussing system due to degaussing winding Numbers being increased continually in it.
在现代舰船消磁系统中，消磁线圈数目不断增加，已经难以用常规方法进行调整。
The cross flow method is used to estimate the viscous effects on conventional high-speed displacement ship.
采用横向流方法对常规高速排水型单体船所受的粘性影响进行修正。
The ship maneuvering is a nonlinear, high order time-varying process, it is subjected to kinds of random disturbance, the conventional PID adjuster is unsatisfying.
船舶操纵是一个非线性、高阶的时间滞后过程，并受各种不确定的环境干拢。
The ship maneuvering is a nonlinear, high order time-varying process, it is subjected to kinds of random disturbance, the conventional PID adjuster is unsatisfying.
船舶操纵是一个非线性、高阶的时间滞后过程，并受各种不确定的环境干拢。
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