The digital watermark technology is one kind of effective digital product copyright protection and the data security maintenance technology which appears in the recent ten years.
数字水印技术是近十年来出现的一种有效的数字产品版权保护和数据安全维护技术。
In the final stage, the phase known as maintenance, security measures are kept in sync with business and technology requirements.
在最后阶段(称作维护的阶段)中，安全措施保持与业务和技术要求同步。
In the final stage, the phase known as maintenance, security measures are kept in sync with business and technology requirements.
在最后阶段(称作维护的阶段)中，安全措施保持与业务和技术要求同步。
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