main ballast Kingston (valve)
main ballast Kingston (valve)
[海运英汉词典]
main ballast Kingston (valve)主压载水(金氏)通海阀
是什么意思,main ballast Kingston (valve)的解释,main ballast Kingston (valve)的翻译
main ballast Kingston (valve)
[海运英汉词典]
main ballast Kingston (valve)是什么意思,main ballast Kingston (valve)的解释,main ballast Kingston (valve)的翻译