CQB, the short form of close quarter battle, is a required tactical course of the anti - terrorism special duty unit.
CQB是室内近距离作战的英文缩写，是反恐怖特勘单位必修的战术科目。
CQB, the short form of close quarter battle, is a required tactical course of the anti - terrorism special duty unit.
CQB是室内近距离作战的英文缩写，是反恐怖特勘单位必修的战术科目。
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