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СÀ¼»¨: ½ð±Ò+9, ·ÒëEPI+1, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ¸Ðл°ïæ¡£ 2017-10-31 12:08:26
СÀ¼»¨: ½ð±Ò+9, ·ÒëEPI+1, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ¸Ðл°ïæ¡£ 2017-10-31 12:08:26
| The results indicate that the motion of the spring oscillator is related to the velocity at one end of the spring and the initial angle. Under certain conditions, the motion of the spring oscillator is quasi-periodic. |

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