Recommendation: If you have the disk space, save the installation images.
推荐：如果您有很多磁盘空间，那么就保存安装镜像。
Installation methods shall conform to manufacturer's recommendation for backing and proper support.
安装方法应该按照制造商关于适当支撑的有关建议进行。
Recommendation: Select the appropriate or professional bearing installation tool and installed special equipment to use test.
建议：选择适当的或专业的轴承安装工具，安装完毕要用专用仪器检测。
Recommendation on improvements of safety protections of nuclear installation.
四核子设施安全防护改善之建议。
Recommendation on improvements of safety protections of nuclear installation.
四核子设施安全防护改善之建议。
应用推荐