首先是管理家庭供能的智能仪表，它能最大限度地提高效率。

First off, it's smart meters for home energy use that maximize efficiency.

youdao

首先是管理家庭供能的智能仪表，它能最大限度地提高效率。

First off, it's smart meters for home energy use that maximize efficiency.

youdao