| 摘要 |
本创作系关于一种可扩充之多功能安全帽，系包括：一安全帽，系承载模组用；一模组孔，其设置于安全帽上，不限孔数；一模组，系设置于模组孔内，提供模组之功能。; a modulation hole which the number of hole is not limited; and a modulation which is set up in the modulation hole without the number of hole limited, and provides functions. |
