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[期刊论文] 作者：Xiao Xiwu,Yang Shuzi,Huang Yuy,
来源：机械工程学报 年份：2003
The 1/2 subharmonic resonance of a shaft with unsymmetrical stiffness is studied. By means of the Hamilton’s principle the nonlinear differential equations of...
[期刊论文] 作者：Xie Zhouqing,Xu Siqi,Huang Yuy,
来源：极地研究 年份：2004
Penguin and skua in the maritime Antarctic have high salt loadings in the body due to almost exclusive diet consumption of marine invertebrates. However, the st...
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