（4） 船舶吨位 （ tonnage of vessel ）：是船舶的规范资料之一，除表示船舶的大小与装载货物的数量关系外，也是计算港口使用费、运河通行费、代理费、船舶吨税等的依...
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With the increase of the tonnage and power of ocean-going ship, more and more attentions are paid to the match among vessel, main engine and propeller by shipping and shipbuilding world.
随着海洋运输船舶的吨位和功率不断增长，船舶推进系统中船机桨配合研究越来越受到世界造船业和航运业的重视，成为船舶科技领域的重要课题之一。
The main drawback is that the very large tonnage of gas flow must be shifted from one vessel to the other.
主要缺点是大量的气流从一个容器流向另一个。
Shallow draught vessel of large tonnage is considered much more economical than conventional ships of same draught.
大吨位浅吃水船型有较佳的经济性。
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