It can be installed vertically, also can be installed level.

可以垂直安装，也可以水平安装。

youdao

This was the first level of OBD installed on motor ethicals.

这是在汽车道德规范中安装的 OBD 的第一级。

youdao

Also, because the probes are installed at the system software level, no changes to the database or applications are required, and the solution supports all major DBMS platforms.

另外，因为探测器安装在系统软件级上，所以不需要修改数据库或应用程序，而且解决方案支持所有主要的DBMS平台。

youdao

Just look up the actual subsidy levels of the german program, and compare the monthly capacity which is still going to be installed on this level.

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