课程简介：
 该视频主要介绍了LNG燃料动力船的船型方案，展示了燃料围护系统、充装站、气罐连接处所、双壁管通风、燃气泄漏检测、安全系统动作、发动机工作原理等。
The video mainly introduces the ship type scheme of the LNG-fuelled ships, showing the fuel containment system, the bunkering station, the connection of gas tanks, the double-wall pipe ventilation, the gas leakage detection, the safety system action, the working principle of engine, etc.