本文应用可积的一类线性微分方程求出了非均质变截面弹性直杆振动问题的一个精确解，我们应用这一精确解验证了渐近解的精确度。
This paper gives an exact solution for free vibration of a physically nonuniform straight bar with varying section by the use of a class of integrable linear ordinary differential equation.
米高积逊的医生默里被控非自愿性误杀罪名成立。
Conrad Murray, Michael Jackson's doctor, was found guilty of involuntary manslaughter.
用椭圆偏振光谱法研究了热处理对射频辉光放电淀积的氢化非晶碳膜光学性质的影响。
Using spectroscopic ellipsometry, the influence of thermal annealing on optical properties of the plasma-deposited hydrogenated amorphous carbon films is investigated.
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