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量子通信与光通信相比有巨大 的优越性。用量子通信可以开发出超 高速通信和保密性极强的密码通信。 量子信息通信技术研究开发的重点是 量子密码、量子通信、量子计算机和 量子装置等。 据报道，美国全国科学基金会在 最近４年中对此投资了３０００多万美 元。此外，国防高级
Quantum communication has huge advantages over optical communication. Using quantum communication can develop ultra-high-speed communications and confidentiality strong password communications. Quantum information and communication technology research and development focus on quantum cryptography, quantum communication, quantum computers and quantum devices. According to reports, the National Science Foundation of the United States in the last 4 years invested more than 30 million US dollars. In addition, senior defense