Passenger and cargo transportation flow is in the direction of the Yangtze River Delta region.
客货运输的主要流向是长三角方向。
The optimization of swimming direction in the contest of crossing the Yangtze river is studied.
研究参加长江竞渡的游泳者对游泳方向的最优选择问题。
The optimization of swimming direction in the contest of crossing the Yangtze river is studied.
研究参加长江竞渡的游泳者对游泳方向的最优选择问题。
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