双导轨自动安装系统，它给安装、维修带来了极大的方便，人可不必为此而进出污水坑。
Automatic installation of dual-rail system, it gives the installation, maintenance has brought great convenience, but this may not have access to the sump.
如果公司雇员超过25人，就要必须安装自动喷水灭火系统。
Sprinkler systems must be installed if a company employs more than 25 people.
当您运行GIMP这样的软件时，许多库将自动安装到您的系统上。
When you run software like GIMP, a lot of libraries are transparently installed on your system.
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