As the application this paper analysed the mentality of designing about the "file safe" and "the tool for file deletion", and introduced their implementation methods.

作为安全存储的应用，文中分析了“文件保险箱”和“文件安全删除工具”的设计思路，并介绍了其实现方法。

youdao

The main methods used, or under investigation, for production of rumen gene engineering bacteria are:gene deletion technique, gene recombination technique and the application of promotor.

正在应用的或处于研究阶段的构建瘤胃基因工程菌的方式主要有基因缺失技术、基因复制性重组技术和启动子的应用技术。

youdao