世界船队 meaning in English

world fleet

On the other hand , as ship ' s number , speed , displacement is increasing and shipping density improving , the probability of shipping accident is rising . as a result , the number of wrecking ship accounts for 0 . 4 percent of the whole world ship fleet , and 40 percent of the accident are correlated with the maneuverability
另外，船舶数量增多，航速提高，吨位增加，航道中航行密度加大，海损事故概率上升，每年失事的船舶约占世界船队的0 . 4 ，其中与操纵有关的事故占40左右。