American is a global military power ,which has the leading position in the developing of information systems . Analysis and research is made on the United States Department of Defense's cyberspace operations strategy ,cloud computing strategy ,mobile device strategy ,and so on ,and characteristics of recent development of American information systems are summarized .%美国作为世界军事强国,在信息系统的发展上一直处于领先地位。通过对美国国防部赛博空间行动战略、云计算战略、移动设备战略等进行分析研究,对美军信息系统发展的若干特点进行了总结归纳。
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