轻质弹簧1原长L1=10cm,劲度系数k1=2N/cm.轻质弹簧2原长L2=12cm,劲度系数k2=3N/cm.(弹簧问题)轻质弹簧1原长L1=10cm,劲度系数k1=2N/cm.轻质弹簧2原长L2=12cm,劲度系数k2=3N/cm.物体A的质量mA=0.30kg,物体B的质
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![轻质弹簧1原长L1=10cm,劲度系数k1=2N/cm.轻质弹簧2原长L2=12cm,劲度系数k2=3N/cm.(弹簧问题)轻质弹簧1原长L1=10cm,劲度系数k1=2N/cm.轻质弹簧2原长L2=12cm,劲度系数k2=3N/cm.物体A的质量mA=0.30kg,物体B的质](/uploads/image/z/1518993-9-3.jpg?t=%E8%BD%BB%E8%B4%A8%E5%BC%B9%E7%B0%A71%E5%8E%9F%E9%95%BFL1%3D10cm%2C%E5%8A%B2%E5%BA%A6%E7%B3%BB%E6%95%B0k1%3D2N%2Fcm.%E8%BD%BB%E8%B4%A8%E5%BC%B9%E7%B0%A72%E5%8E%9F%E9%95%BFL2%3D12cm%2C%E5%8A%B2%E5%BA%A6%E7%B3%BB%E6%95%B0k2%3D3N%2Fcm.%EF%BC%88%E5%BC%B9%E7%B0%A7%E9%97%AE%E9%A2%98%EF%BC%89%E8%BD%BB%E8%B4%A8%E5%BC%B9%E7%B0%A71%E5%8E%9F%E9%95%BFL1%3D10cm%2C%E5%8A%B2%E5%BA%A6%E7%B3%BB%E6%95%B0k1%3D2N%2Fcm.%E8%BD%BB%E8%B4%A8%E5%BC%B9%E7%B0%A72%E5%8E%9F%E9%95%BFL2%3D12cm%2C%E5%8A%B2%E5%BA%A6%E7%B3%BB%E6%95%B0k2%3D3N%2Fcm.%E7%89%A9%E4%BD%93A%E7%9A%84%E8%B4%A8%E9%87%8FmA%3D0.30kg%2C%E7%89%A9%E4%BD%93B%E7%9A%84%E8%B4%A8)
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