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重力位能: - 科學的家庭教師(3) 鋼珠檯的彈簧壓縮後具有彈力,可以將彈簧的【彈力位 能】轉換成鋼珠的【動能】。 (4) 彈性限度內,彈性體的【形變量】愈大,所具有的【彈力位能】也就愈大,【作功】
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