“U/C”是“Unit Cost”的缩写，意思是“单位成本”

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“U/C”是“Upconverter”的缩写，意思是“上变频器”

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“UCFF”是“Unit Type Code Consumption Factors File”

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“UCT”是“Underwater Construction Team”的缩写，意思是

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“UDAC”是“Unauthorized Disclosure Analysis Center”

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“UDC”是“Unit Descriptor Code”的缩写，意思是“分队描

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“UDESC”是“Unit Description”的缩写，意思是“单元描述”

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“UDP”是“Unit Deployment Program”的缩写，意思是“单元

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“UE”是“Unit Equipment”的缩写，意思是“单元设备”

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“UFC”是“Unified Facilities Criteria”的缩写，意思是“

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