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18.20 | Common transparent tape becomes charged when pulled from a dispenser. If one piece is placed
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18.20 | Common transparent tape becomes charged when pulled from a dispenser. If one piece is placed
user-UC2C34WdYMOm47PkWovvzLpw
47,419 意见 · 1 年 前

(a) Common transparent tape becomes charged when pulled from a dispenser. If one piece is placed above another, the ...