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    Poincaré-Cartan Intetegral Invariant for Singular System
    Li Ziping
    1992, 18(4): 1-7. DOI: 10.11936/j.issn.0254-0037.1992.04.001
    Abstract PDF
    Identity in Simulantion of Molecular Weight Distribution for Polymers
    Tan Liyang
    1992, 18(4): 8-13. DOI: 10.11936/j.issn.0254-0037.1992.04.002
    Abstract PDF
    New Form of the Finite Element (Ⅱ)
    Niu Xiangjun
    1992, 18(4): 14-24. DOI: 10.11936/j.issn.0254-0037.1992.04.003
    Abstract PDF
    Analysis of Non-Axisymmetric Extrusion Processing by Finite Element Method
    Huang Naiqiang, Li Chunhong
    1992, 18(4): 25-28,36. DOI: 10.11936/j.issn.0254-0037.1992.04.004
    Abstract PDF
    Research for Catalytic Oxidation of Waste Gas Containing Hydrazine
    Liu Changlin, Ti Duanyun, Wang Xinchao
    1992, 18(4): 29-32,24. DOI: 10.11936/j.issn.0254-0037.1992.04.005
    Abstract PDF
    A Study on Green Aventurine Glaze
    Zang Jingcun, Fan Chunyang, Lin Mei, Fu Fengzhi, Li Tichuan
    1992, 18(4): 33-36. DOI: 10.11936/j.issn.0254-0037.1992.04.006
    Abstract PDF
    Computer Simulation of Effects on Air-Fuel Ratio of the Geometric Parameters of Carburetor's Main Metering System
    Zhou Dasen, Zhu Qingfeng, Zhang Yangeng, Li Songyou, Gao Tongmin
    1992, 18(4): 37-43,48. DOI: 10.11936/j.issn.0254-0037.1992.04.007
    Abstract PDF
    The Design of Crank-slider Mechanism with Optimal Transmission Angle
    Luo Shizhi, Shan Song
    1992, 18(4): 44-48. DOI: 10.11936/j.issn.0254-0037.1992.04.008
    Abstract PDF
    Study on Construction of ZLL Reflectors
    Huang Zhenkan, Xu Hewen
    1992, 18(4): 49-53. DOI: 10.11936/j.issn.0254-0037.1992.04.009
    Abstract PDF
    Ion Flotation Spectrophotometric Determination of Trace Amount of Cadmium Ion in Water——Application of Computer Simplex Optimization
    Li Xinyun, Zhang Xin
    1992, 18(4): 54-60. DOI: 10.11936/j.issn.0254-0037.1992.04.010
    Abstract PDF
    On Generalization of Stability of the Trivial Solution for the Nonlinear Equation of Order 4 x+ax+bẍ+φ(x, ẋ)+d·x=0
    Liang Zaizhong
    1992, 18(4): 61-65,60. DOI: 10.11936/j.issn.0254-0037.1992.04.011
    Abstract PDF
    Determination of Calcium and Aluminium in Water Glass of Pure Sodium (Potassium) by Atomic-Absorption Spectrometry
    Zhao Shuzhen, Zhang Hongying, Gao Dezhen, Zhao Hua
    1992, 18(4): 66-70. DOI: 10.11936/j.issn.0254-0037.1992.04.012
    Abstract PDF
    Foundations of Cuboidal Matrix Theory (I)——Addition, Multiplications, Scalar product, Transposes of Matrix and Unity Matrix
    Zhou Xunwei
    1992, 18(4): 71-83. DOI: 10.11936/j.issn.0254-0037.1992.04.013
    Abstract PDF
    Calculating Formulas for Ranks of Submatrices of the Moore-Penrose Inverse
    Tian Yongge
    1992, 18(4): 84-91. DOI: 10.11936/j.issn.0254-0037.1992.04.014
    Abstract PDF
    The Conditions for Equivalence of Networks
    He Chungeng, Chen Dapei, Ma Yilin, Wang Yu
    1992, 18(4): 92-99. DOI: 10.11936/j.issn.0254-0037.1992.04.015
    Abstract PDF
    Some Problems in Transformations of Matrices
    Yang Anzhou, Yu Zongyuan
    1992, 18(4): 100-100. DOI: 10.11936/j.issn.0254-0037.1992.04.016
    Abstract PDF