The distribution and asymptotical estimate of eigenvalues are discussed for periodic problem of Dirac equation,and the osillection theorem is obtained.
本文讨论了一维Ｄｉｒａｃ方程周期问题特征值的分布与渐近估计，从而得到了两类特征值的振动定
Test and study of overhead guard vibration of a type of internal-combustion forklift truck;
某型号内燃叉车护顶架振动实验研究
Vibrational derusting process of small-caliber pipe inwall;
小口径钢管内壁振动除锈工艺
The vibration analysis of WXX-200 rotating cyclone centrifuge;
WXX-200型旋转旋流离心机振动分析
Effect of Oscillation Field on Polymer Melt Flow in Extrusion Die of Profile;
振动场对聚合物熔体在异型材挤出口模内的流动影响
Research of mold electro-hydraulic servo oscillation system on Baosteel Continuous Casting Testing Platform;
宝钢连铸试验平台结晶器电液伺服振动系统研究
Analysis on the oscillation unit of thin slab Conti-casting machine;
包钢薄板坯连铸机结晶器振动台机构分析