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In this article, a new dynamic neural network is developed to model the crack growth process of aluminum alloy under variable-amplitude loading condition. The proposed neural model is incorporated with the feedback loops at the output layer. This model can thoroughly address the dynamics as well as the relationship between the crack growth and variable-amplitude cyclic stress excitations of aluminum...
Based on the essence of Chinese Confucianism, this article extracted characteristics fitting CNPC overseas culture to further complement and improve the corporate culture in overseas operation of CNPC, thus laying the ideological and cultural foundation for CNPC overseas oil and gas business by leaps and bounds.
With comprehensive analysis towards the status quo of CNPC overseas oil and gas business and the dilemma faced by current leaders and cadres, this article tries to find out demand elements of the training of leaders and cadres suitable for further development of CNODC, and present constructive suggestions and opinions to provide management talent for sustainable development of CNODC.
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