61.is engine room manned or is engine on bridge control? Engine-room manned. Engine on bridge control.

你船主机是人工控制还是在驾驶台控制？主机人工控制。主机驾驶台控制(指无人机舱)。

The Big M 500 stands out as the most potent specialty mower in the world, thanks to its high-drive power six-cylinder man engine that produces 520 horsepower.

Big M 500 凭借其可产生 520 马力的高驱动力六缸发动机，成为世界上最强大的特种割草机。