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This paper studies the reverse logistics vehicle routing problem with simultaneous distribution of the goods and collection of the ones as same as the initial state by a homogeneous fleet of vehicles with capacities constraint and maximum distance constraint under a single depot. It presents a mixed integer programming model. For the complex feature of the fluctuating vehicle load, this paper uses...
This-inquiry teaching helps students to solve practical problems. It is meaningful to improve students' innovative thinking capacity. Based on inquiry-teaching theories, the article takes a full consideration of demands in university software course teaching. M-O-P-I-A is proposed as a five-step inquiry teaching mode. It is a teaching and learning process of “Model-Operate-Problem-Inquiry-Assessment”...
Pay closes attention to the learning style, which helps to launch "Difference Teaching" and "Individual Learning" in the IT-based environment. This thesis proposed the strategies about diversified style of learning resource, diversified instruction forms and multi-appearance of works, which are proposed from the two aspects of "Verbal-Imagery" and "Wholist-Analytic",...
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