So the studies of the hovercraft propulsion system using gas turbine is very important, especially it's dynamic characteristics.
研究燃气轮机推进系统的动态特性在舰船上安全可靠的运行，具有非常重要的意义。
A method which is used for calculating steady vibration response of shipping propulsion shafting connecting with a coupling with nonlinear hysteresis characteristics are studied.
对有非线性迟滞特性联轴器的船舶推进轴系振动稳态响应计算方法进行研究。
The characteristics of hybrid propulsion are researched according to streamline and pressure distribution.
通过流线和压力分布等研究混合推进系统流场特点。
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