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