Enhancing the Precision of Timing Gear Used in Automobile by Making Use of Azotizing Deformation by Wei Yangang, Liu Huifang, Zhao Jing

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Software realization scheme for hot standby of coal mine safety monitoring and control system by HE Lei, LIU Huifang, LI Xiao

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Meromorphic solutions of certain nonlinear difference equations by Liu Huifang, Mao Zhiqiang, Zheng Dan

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A Study on Economic Value of Grassland Ecosystem Services by Huang Jikun, Hou Lingling, Kang Nannan, Liu Huifang, Lyu Xinxin, Zhang Yan, Qiu Huanguang, Gong Yazhen, Nan Zhibiao

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