求翻译：2喷涂时室内外门窗、玻璃、水暖管线、电气盒、插销座和灯具座及其他设备不喷涂的部位应及时用纸或塑料薄膜遮盖好。是什么意思？

2 doors and windows when spraying indoors and outdoors, glass, plumbing pipes, electrical boxes, lighting bolt seat and seat and other equipment do not spray the site should be promptly covered with paper or plastic film is good.

2 when spraying outdoor doors and windows, and glass and water-heating pipes, electrical boxes, plug-and-leuchten block, block, sales and other equipment that does not spray the parts should be timely in paper or plastic film naked.

When 2 spray coatings inside and outside the room the windows and doors, the glass, the hot-water heat pipeline, the electrical box, insert the key way and the lamps and lanterns place and other equipment spray coating spot should not promptly cover with the paper or the plastic film.

2 spraying inside and outside Windows and doors, glass, water heating pipelines, electrical boxes, pins, and lamps and other devices are not spraying site should use paper or plastic film covered well in time.

2 spraying Interior and exterior Windows, glass, plumbing pipes and electrical boxes, bolted and lighting and other device should not spray parts of papers or plastic film covered well in time.