“PSB”是“Poststrike Base”的缩写，意思是“攻击后基地”

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“PSC”是“Port Security Company”的缩写，意思是“港口保

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“PSD”是“Planning Systems Division”的缩写，意思是“规

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“PSE”是“Psychological Operations Support Element”

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“PS/HD”是“Port Security/harbor Defense”的缩写，意思

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“PSHDGRU”是“Port Security and Harbor Defense Group

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“PSI”是“Personnel Security Investigation”的缩写，意

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“PSI”是“Proliferation Security Initiative”的缩写，

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“PSK”是“Phase-Shift Keying”的缩写，意思是“相移键控”

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“PSL”是“Parallel Track Single-Unit Long-Range Aid

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