如图所示弹簧左端固定右端自由伸长到o点并系住物体m现将弹簧压缩到a点然后释放物体一直可以运动到b点然后返回如果物体受到的阻力恒定 Template




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Try and sketch some of theseJewelry, Peony, Electric fan, Friend, Rake, Refrigerator, Chili, Corner, Socks, Unicycle, view more ideas


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tomski如图所示弹簧左端固定右端自由伸长到o点并系住物体m现将弹簧压缩到a点然后释放物体一直可以运动到b点然后返回如果物体受到的阻力恒定 coloring