从复制技术看网络视频资源的获取

On Accessing to Resources of Web Video from the Technology of Replication

网络视频广泛应用在社会生活的各个领域，也是一种十分宝贵的信息资源。网络视频可以方便地被观看，但它的获取在很多时候却是不那幺容易。针对不同的情况，我们需要采取不同的方式来获取网络视频资源。从节目复制技术的角度，文章探究了网络视频资源的三种获取形式：转录、收录和实录。

Web video is widely used in all fields of social life， and it is also a very valuable resource of information. Web video can be easily viewed， but its access is usually not easy. For different situations， we need to adopt a different approach to obtain the video resources. From the replication technology of programs， this article studies the three types of access to web video resources：transcription， receiving and live record.