Answer
COMPRESSION AND FRICTION
壓力和摩擦力
WINDOW QUESTION · ANSWERSTEAM SQUAD
The question
WHICH TWO FORCES HOLD A DA VINCI BRIDGE TOGETHER WITHOUT GLUE OR SCREWS?
達文西橋不用膠水或螺絲，主要靠哪兩種力保持咬合？
Why it works
THE INTERLOCKING PIECES TRANSFER LOAD TO THE ENDS AND PRESS MORE TIGHTLY TOGETHER
交錯構件把載重傳向兩端，並在加重時彼此壓緊
See it in action · THE DA VINCI BRIDGE
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