根据一部关于一只会说话的奇异小猪的电影，农民李振军和他的妻子于万芬给这只小猪取名叫“小宝”，即英语里“宝贝”的意思。
Farmer li Zhenjun and his wife Yu Wanfen named the piglet Xiaobao - or "Babe" in English - after the movie about an extraordinary talking pig.
研究达芬-谐波振子的解析逼近解。
Analytical approximate solutions of the Duffing_Harmonic oscillator are dealt with.
讨论了有界噪声激励对软弹簧杜芬振子的倍周期分岔至混沌运动的影响。
The effects of stochastic excitation on the period-doubling bifurcation and chaotic motions of the softening Duffing oscillator, are discussed in detail.
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