主机上用门吊（Gantry Crane）吊维修件？

fzhrxy

Overhead gantry crane to be arranged above main engine.
Lifting devices with rails to be arranged above aux. engines and all heavy components in the engine room. All lifting devices to be arranged for easy operation and directly connection to lifting rails for transport to the workshop

hojmann

F.Y.I.
WISH IT IS USEFUL TO YOU.