两支传感器在被传送材料上下两侧相对安装。
The sensors are mounted opposite oneanother, above and below the passing sheets.
经过特殊设计，这些电池板可以直接安装在现有道路表层，它们相对便宜并且易于安装。
The panels are also designed so that they can be installed directly on top of existing roadways, making them relatively cheap and easy to install.
相对于本地安装的应用程序需手动为用户群进行升级的巨大工程而言，利用瘦客户应用程序为用户升级的工作量要少得多。
Compared to the behemoth task of manually upgrading a user base with a locally installed application, the effort required to upgrade users with a thin client application is minimal.
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