The convector pits are covered with convrete grids that are prefabricated for building pigsties.
供热器并用在猪圈上混凝土格栅覆盖。
The convector pits are covered with convrete grids that are prefabricated for building pigsties.
供热器并用在猪圈上混凝土格栅覆盖。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件观点;若发现问题,欢迎向我们指正。