maintenance personnel造句怎么写

They send maintenance personnel to repair disk drives.

The maintenance personnel on the snowy days were quickly dragged down.

The third step: education, whether the maintenance personnel check dress requirements, highway repair and support type signal standard car is normal.

I promise all maintenance personnel availability, the better for the customers.

The maintenance personnel installed air conditioners.

Operating and maintenance personnel must be adequately protected from the electrical hazards associated with open electric elements.