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Mathematical modeling pdffrank
This question 1 does not need a sketch, and the second question only needs a sketch. The first question needs to design all the site selection design drawings by yourself, and put forward your design scheme according to the distance between the two refineries and the railway line and the distance between the two refineries. In the scheme design, if there is any pipeline used by * * *, it should be considered that the cost of the pipeline used by * * * is the same or different from that of the pipeline not used by * * *. All the schemes should be assumed by themselves, and then the models should be listed according to different assumptions.