propeller​ maintenance​ at​ floating​ dry​ dock​ in​ ​shipyard​

repair propeller scaffolding sea selangor power multigeneration nautical objects port ship shipbuilder vessel transportation water wonderful work technology steel shipbuilding shipway shipyard sky mode metal equipment dry dock factory floating giant building business commercial construction harbor manufacture manufacturing marine maritime maintenance heavy industrial industry large big cargo stern view moored side under reconstruction repairing thailand