Digital watermarking technology is a kind of method to protect digital products.
数字水印技术是进行数字产品版权保护的一种手段。
参考来源 - 基于混沌的图像的数字水印隐藏算法We not only advanced the conception of universal scrip, but also offer transmission digital products safely on the network, and explore the solution for the whole transaction.
系统提出了通用电子票据的概念，而且还提供了在互联网上安全传输信息商品的服务，并针对交易流程的设计等问题及解决方案做了深入探讨。
参考来源 - 基于信息商品的安全微支付系统研究与设计At the end of 20 century,digital technology developed rapidly,and digital products take place of traditional products and instruments,such as digital camera etc.
20世纪末数码技术得到了迅猛的发展，数码产品逐渐取代了传统的家用电器和测试仪器，如数码相机等。
参考来源 - DPL低噪声腔内倍频激光器及其应用的研究Chapter Three: Pricing Strategies Our discussion in this chapter focuses on the pricing strategies of digital products. The discussion starts from the cost characteristics of digital products, which have significant implications for competitive pricing strategies.
第三章定价策略，主要论述数字产品的定价策略问题。
参考来源 - 网络经济下的市场竞争策略与政府政策研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The company said that 45% of its $140 million revenue in 2015 "was derived from digital products".
该公司表示，2015年公司1.4亿美元的收入中有45％来自数码产品。
"Tech is designed to really suck you in," says jenny Radesky in her study of digital play, "and digital products are there to promote maximal engagement."
詹妮·拉德斯基在她的数字产品研究中宣称：“发展科技的目的就是为了让你沉浸其中，生产数字产品是为了促进最大的参与度。”
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