小吨位船
基于1个网页-相关网页
·2,447,543篇论文数据,部分数据来源于NoteExpress
But presently, domestic power coal fleet tonnage is rather small and a ship age tends to be too old. What is more, many old-age Dry bulk ships have extended services.
而我国煤炭运输船舶普遍吨位较小,船龄偏大,成本偏高,许多老龄船已超期服役。
youdao
应用推荐
模块上移
模块下移
不移动