求翻译：现场设专人指挥、调度，确定合适的机械车辆走行路线，并设立明显的标志，防止相互干扰碰撞。机械填筑作业要留有安全距离。是什么意思？

Site-based hand command, scheduling, to determine the appropriate course of mechanical vehicles, Traveling, and set up clear signs to prevent mutual interference collision. Mechanical filling operation to leave a safe distance.

On-site set up by hand command, scheduling, identification of suitable machinery vehicles away, and the establishment of routes clearly marked to prevent mutual interference collision. mechanical reclamation operations to stay a safe distance.

The scene supposes the specialist to direct, the dispatch, determined the appropriate mechanical vehicles walk the good route, and sets up the obvious symbol, prevented disturbs the collision mutually.The mechanical reclamation work must leave leeway the safe distance.

Field-based special command, schedule, determine the appropriate mechanical vehicle travel routes, and to establish a clear sign to prevent interference between collisions. Mechanical filling the job you want to leave a safe distance.

Site-based hand command, scheduling, to determine the appropriate course of mechanical vehicles, Traveling, and set up clear signs to prevent mutual interference collision. Mechanical filling operation to leave a safe distance.