英语词汇“primary control officer”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	primary control officer
释义	primary control officer primary control officer In amphibious operations, the officer embarked in a primary control ship assigned to control the movement of landing craft, amphibious vehicles, and landing ships to and from a colored beach. Also called PCO. See PCO See PCO
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