可改善

According to the biggest traffic density and corresponding canal occupation rate on the Grand Canal in the south of Jiangsu province, we can divide Grand Canal in the south of Jiangsu province to checkless Section and crowded Section.

通过对不同平均吨位下的船舶密度和航道占有率计算分析，得出了平均吨位大的船舶构成对航道的利用率高的结论。

We haven't succumbed to despair.

我们没有向绝望屈服。