建立了该钻机井架与钻台结合体固有振动特性理论分析的有限元模型并给出了其固有振动频率结果和相应的主振型。
The finite model of the derrick and drilling platform connecting unit is built and the natural vibration frequency and the corresponding vibration mode of it are given here.
在具体分析了多种建模方法的基础上，提出了核主元分析结合最小二乘支持向量机软测量建模方法。
On the basis of analysis of several methods for modeling, a soft sensor based on kernel principal component analysis (KPCA) and least square support vector machine (LSSVM) is proposed.
第四章结合碑刻分析，深入分析造成明清以后碧霞元君信仰一跃成为泰山主神的原因所在。
In Chapter Four the author deeply analyzed the reasons why Bixiayuanjun became the main god in Mountain Taishan in Ming and Qing dynastys with detailed analysis of the inscriptions.
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