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    Canonical Symmetries in Functional Integral Expression for Field Theories
    Li Ziping
    1993, 19(4): 1-11. DOI: 10.11936/j.issn.0254-0037.1993.04.001
    Abstract PDF
    Optical Characterisics of Li2B4O7 Single Crystals
    Jiang Yijian, Zeng Lingzhi, Fu Yi, Liu Guoqing, Xu Lu
    1993, 19(4): 12-14. DOI: 10.11936/j.issn.0254-0037.1993.04.002
    Abstract PDF
    A Preliminary Research on the Gracefulness of Graphs Pn∪Pm
    Yang Yanchang, Wang Guangxuan
    1993, 19(4): 15-26. DOI: 10.11936/j.issn.0254-0037.1993.04.003
    Abstract PDF
    A Variable-Structure Optimal Control System
    Tu Xiangchu
    1993, 19(4): 27-30. DOI: 10.11936/j.issn.0254-0037.1993.04.004
    Abstract PDF
    Modification of the Appearance of Weld in Bulkweld Hardfacing and Its Properties
    Wang Zhihui, Yan Yuqin, He Dingyong
    1993, 19(4): 31-38. DOI: 10.11936/j.issn.0254-0037.1993.04.005
    Abstract PDF
    Ionic Nitriding Process in HCD Apparatus
    Xu Xinfu, Zhai Leheng, Zhang Jianhua, Sun Zhuo, Hou Ge
    1993, 19(4): 39-42. DOI: 10.11936/j.issn.0254-0037.1993.04.006
    Abstract PDF
    Representation and Classification of the Algebra of Two Dimensional Groups and Application to Critical Phenomena
    Yan Yongxin
    1993, 19(4): 43-56. DOI: 10.11936/j.issn.0254-0037.1993.04.007
    Abstract PDF
    On the Stability of the Trivial Solution for Equations of Order 4 with Four Nonlinear Terms(Ⅰ)
    Liang Zaizhong
    1993, 19(4): 57-65. DOI: 10.11936/j.issn.0254-0037.1993.04.008
    Abstract PDF
    Light Field Transformation by a Paraboloidal Mirror
    E Guoguang
    1993, 19(4): 66-73. DOI: 10.11936/j.issn.0254-0037.1993.04.009
    Abstract PDF
    A Theory and Application of Sampling Inspection by Variables with Unimodal Constraint
    Yu Shanqi
    1993, 19(4): 74-79. DOI: 10.11936/j.issn.0254-0037.1993.04.010
    Abstract PDF
    Removing Lead and Cadimum in Wastewater with Synthtic Hydroxylapatite
    Li Xinyun, Zhang Baoquan, Bai Xiaojun
    1993, 19(4): 80-85. DOI: 10.11936/j.issn.0254-0037.1993.04.011
    Abstract PDF
    Window Function Acousto-optic Correlator and Its Appplication in Radar Signal Processing
    Yu Kuanxin, Li Yingfang
    1993, 19(4): 86-90. DOI: 10.11936/j.issn.0254-0037.1993.04.012
    Abstract PDF
    Determination of Six Trace Elements in Serum of Diabetes Child by ICP-AES
    Liu Xiuying, Lin Ying, Jiang Mengjun, Wu Weizhen, Ni Guichen
    1993, 19(4): 91-94. DOI: 10.11936/j.issn.0254-0037.1993.04.013
    Abstract PDF
    Optimal Design of Active Magnetic Bearings
    Tang Zhonglin, Feng Zhihua, Wu Deling
    1993, 19(4): 95-101. DOI: 10.11936/j.issn.0254-0037.1993.04.014
    Abstract PDF
    A Thermal Model for Electrical Measurement of the Peak Junction Temperature of Power Transistors
    Wang Mingzhu, Lu Changzhi, Gao Guangbo
    1993, 19(4): 102-107. DOI: 10.11936/j.issn.0254-0037.1993.04.015
    Abstract PDF
    The Analysis and Disposal of the Fluoride Waste from Hydrofluoric Acid Alkylation of Oli
    Ren Ren, Wang Guihua, Zhang Yiquan
    1993, 19(4): 108-111. DOI: 10.11936/j.issn.0254-0037.1993.04.016
    Abstract PDF
    Intelligent High Frenquency Induction Measurement
    Li Qiang, Zeng Xiangjiang
    1993, 19(4): 112-114. DOI: 10.11936/j.issn.0254-0037.1993.04.017
    Abstract PDF
    Anodic Stripping Voltrammertic Determination of Trace of Trace Copper in Micro-Sample with a Mercury Unltramicroclectrode
    Qi Mingchun, Peng Shuhuan
    1993, 19(4): 115-120. DOI: 10.11936/j.issn.0254-0037.1993.04.018
    Abstract PDF
    Properties of Catalytic Oxidation and Gas Sensitivity to CO in Co System Perovskite Type Catalysts
    Huang Qing, Liu Yiwei, Qiu Anjun, Li Wan
    1993, 19(4): 121-126. DOI: 10.11936/j.issn.0254-0037.1993.04.019
    Abstract PDF