| 摘要 |
Disclosed is a size-adjustable protective screening, comprising traverse beams and mullions. The traverse beams and the mullions are connected into a frame (10) via screws (50), and a connection cylinder (30) and sleeve (40) are provided between the screws (50) and the frame (10). The protective screening is suitable for standardized production and convenient to be installed due to the adjustable size. |
