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来源:雅诚德英语网
AI, Annual Inspection for Derricks and Permanent Attachments to the Derricks, Masts and Decks;
吊货杆及连接于吊货杆、桅和甲板的固定零部件的年度全面检验;
AI, Annual Inspection for Derricks and Permanent Attachments to the Derricks, Masts and Decks;
吊货杆及连接于吊货杆、桅和甲板的固定零部件的年度全面检验;