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    A Microprocessor-Controlled Magnetic-inductive Flowmeter with Square Wave Field
    Li Zhongcheng, Bonfig K W
    1989, 15(4): 1-7. DOI: 10.11936/j.issn.0254-0037.1989.04.001
    Abstract PDF
    Approximate Evaluation of Sampled Model Parameter Matrices for Multivariable Continuous-time System
    Xu Ningshou, Shou Tao
    1989, 15(4): 8-20. DOI: 10.11936/j.issn.0254-0037.1989.04.002
    Abstract PDF
    Generalization of Nonlinear ABS Algorithm and Its Convergence Properties
    Zhu Meifang
    1989, 15(4): 21-26. DOI: 10.11936/j.issn.0254-0037.1989.04.003
    Abstract PDF
    High-voltage High-speed Switches with Home-made Avalanche Transistors
    Li Xiaoyi, Chai Ming
    1989, 15(4): 27-34. DOI: 10.11936/j.issn.0254-0037.1989.04.004
    Abstract PDF
    The Principl and Design of Germanium Infrared Acousto-optrc Modulator
    Yu Kuanxin
    1989, 15(4): 35-43. DOI: 10.11936/j.issn.0254-0037.1989.04.005
    Abstract PDF
    Reliability Analysis for the System of Rule Frame
    He Jianli, Zhang Ruiguo, Zhu Zhida
    1989, 15(4): 44-52. DOI: 10.11936/j.issn.0254-0037.1989.04.006
    Abstract PDF
    Computational Investigation of the Characteristics of Heat Transfer for A Double-enveloped Structures
    Ding Liangshi, Liu Geng
    1989, 15(4): 53-62. DOI: 10.11936/j.issn.0254-0037.1989.04.007
    Abstract PDF
    The Sufficient and Necessary Condition of Two Similar Points in a Graph
    Lu Tingquan
    1989, 15(4): 63-66. DOI: 10.11936/j.issn.0254-0037.1989.04.008
    Abstract PDF
    Influence of Elastic Deformation on the Operational Performance of Bearing
    Wu Deling, Ma Jin
    1989, 15(4): 67-72. DOI: 10.11936/j.issn.0254-0037.1989.04.009
    Abstract PDF
    Abnormal Behavior of Selected Animals Prior of Earthquake
    Li Junzhi
    1989, 15(4): 73-75. DOI: 10.11936/j.issn.0254-0037.1989.04.010
    Abstract PDF
    Enhanced Heat Transfer from Simulated Microchips to Surrounding Liquid of Low Volatility with Gas Jet Impingement
    Tian Yongquan, Ma Chongfang, Li Xiangxing, et al
    1989, 15(4): 76-80. DOI: 10.11936/j.issn.0254-0037.1989.04.011
    Abstract PDF
    Basic Mechanism of Equivalent Control Valve
    Tu Xiangchu, Tu Chengyuan
    1989, 15(4): 81-85. DOI: 10.11936/j.issn.0254-0037.1989.04.012
    Abstract PDF
    Non-Touched Measurement of the Deformation
    Sun Xianyi, Zhang Guozhen, Li Zhaozhi
    1989, 15(4): 86-90. DOI: 10.11936/j.issn.0254-0037.1989.04.013
    Abstract PDF
    Mechanism of Activated Reaction in Preparing of Desulfurizer
    Wang Shusen, Wang Zhizhong, Ling Ailian
    1989, 15(4): 91-96. DOI: 10.11936/j.issn.0254-0037.1989.04.014
    Abstract PDF