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Terms for subject Nautical containing 闭-开 | all forms
ChineseEnglish
南森开闭式网Nansen opening-and-closing net
在海上保持永久关闭的开口openings permanently kept closed at sea
封闭和敞开的上层建筑enclosed and open superstructure
应急关闭和脱开2ESD2
应急关闭和脱开1ESD1
通常在航行时关闭的开口openings normally closed at sea