The air defense combat system was a class of complex military combat system.

空防作战系统是一类复杂的军事作战系统。

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At last the 0-1 integral programming mathematical model of optimized target fire allocation in air defense system is founded using the 0-1 integral programming method of military operational research.

最后运用军事运筹学0 - 1整数规划的方法，给出了防空系统目标优化火力分配0 - 1整数规划数学模型。

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In the early Ming Dynasty, it was ranked as one of the important military forts of Nation- al Coast Defense System.

明初它就作为军事要塞纳入了国家海防体系。

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He is the director of the National Security Agency, responsible for ensuring that the backbone of the military defense system is reliable and secure.

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The three most common categories of people to make it to the top of the defense acquisition system civil servants, military officers and politically-appointed academics generally have less experience with the business world than just about any other group of adults you could name.

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So the power dynamics underpinning the political system make all of the spending categories relevant to military modernization vulnerable to cuts in a defense downturn, even though Secretary Gates and his subordinates insist it is essential to maintain robust spending in those areas.

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