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据美国有关资料,目前全世界的油船中有一半以上的船龄已超过15年,许多大型油轮已接近设计寿命;另外,在承运干杂货的船舶中,也约有200艘是在1975年以前建造的。
According to the relevant information in the United States, more than half of the world’s oil tankers have been on the sea for more than 15 years and many large oil tankers have approached their design life. In addition, about 200 vessels carrying dry groceries were before 1975 Built