effective freeboard_海运英汉词典
effective freeboard
[海运英汉词典]
effective freeboard有效干舷
是什么意思，effective freeboard的解释，effective freeboard的翻译
有效干舷
effective freeboard_海运英汉词典effective freeboard
[海运英汉词典]
effective freeboard是什么意思，effective freeboard的解释，effective freeboard的翻译
