These are now small enough to be easily installed in ordinary homes.
现在这些小型机组已足够微型，甚至可以在普通民居中安装了。
The utility has simple structure, light weight, and can be easily made and installed.
本实用新型不仅结构简单、重量轻，而且制作容易、安装方便。
The utility has simple structure, light weight, and can be easily made and installed.
本实用新型不仅结构简单、重量轻，而且制作容易、安装方便。
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