an advance base的意思|示意

We advance an applied scheme of digital audio watermarking for copyright protection and the copy controlling with the cryptology on the base of summarizing the audio watermark application.

本文在总结音频水印的主要应用的基础上，提出了一个音频水印结合密码学实现版权保护和拷贝控制的应用方案。

Classification is an important step in remote sensing image processing, it is often the base of other advance applications.

分类是遥感图像分析处理的一个重要环节，它是各种高级应用的基本前提。