“DMU”是“Detached Mail Unit”的缩写，意思是“分离的邮

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“DNO”是“Distribution Networks Office”的缩写，意思是

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“DPBC”是“Delivery Point BarCode”的缩写，意思是“交货

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“DPMG”是“Deputy PostMaster General”的缩写，意思是“

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“DPO”是“Designated Post Office”的缩写，意思是“指定

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“DSCF”是“Destination Sectional Center Facility”的

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“EAP”是“Employee Assistance Program”的缩写，意思是“

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“EAS”是“Executive and Administrative Schedule”的缩

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“ECB”是“Engineering Change Board”的缩写，意思是“工

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“EEO”是“Equal Employment Opportunity”的缩写，意思是

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