Research on Freight Development of Guangdong Province Based on Grey Theory Model

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left">Year</td><td class="align_center">Total freight volume</td><td class="align_center">Railway freight volume</td><td class="align_center">Truck, freight volume</td><td class="align_center">Water freight volume</td><td class="align_center">Air cargo volume</td><td class="align_center">Pipeline freight volume</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">2020</td><td class="align_center">4607.222</td><td class="align_center">67.927</td><td class="align_center">3274.392</td><td class="align_center">1168.572</td><td class="align_center">2.475</td><td class="align_center">103.797</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td><div>Source: according to the calculation criteria.<br/></div></td></tr></table>

<div>Forecast freight volume value of Guangdong Province in 2020 (unit: million ton).</div>

Mathematical Problems in Engineering

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Table 7

Table 7: Research on Freight Development of Guangdong Province Based on Grey Theory Model 