Technology secret grade 技术秘密等级
Enterprise technology secret 企业技术秘密
science and technology secret 科技秘密
secret technology 加密技术
Proactive Secret Sharing Technology 主动秘密共享技术
The study of the means of evaluating state science and technology secret is an urgent subject now.
国家科技秘密密级评价的方法是当前需要解决的一个重要课题。
In interviews with British media in 2006, McKinnon said he was looking for secret UFO technology.
VOA: standard.2009.07.31
"I think it's the biggest kept secret in the world because of its value. Meanwhile,secretive parts of the secret government are sitting on suppressed technology for free energy."
VOA: standard.2009.07.31
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