“STC”是“Secondary Traffic Channel”的缩写，意思是“二

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“STDM”是“Synchronous Time Division Multiplexer”的

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“STEL”是“STU III Standford Telecommunications

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“STEP”是“Standard Tool for Employment Planning”的

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“STG”是“Seasonal Target Graphic”的缩写，意思是“季节

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“STICS”是“Scalable Transportable Intelligence

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“STO”是“Special Technical Operations”的缩写，意思是

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“STOC”是“Special Technical Operations Coordinator”

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“STOD”是“Special Technical Operations Division”的

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“STOL”是“Short Takeoff and Landing”的缩写，意思是“

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