螺絲的秘密！Secrets of Screws

探索螺絲背後的祕密！從結構工程、材料科技到日常應用，帶你揭開每一顆螺絲的知識與故事，讓連接更強、更聰明。 Discover the secrets behind screws and fastening technology. Explore fun facts, hidden stories, and engineering knowledge that make every connection stronger and smarter.