Sufficient showing samples such as technical sample, material sample, sample corner and so on about doors.

足够数量的门的技术样品、材料样品、样品角等展示样品。

youdao

Sufficient showing samples such as technical sample, material sample, sample corner and so on about doors.

足够数量的门的技术样品、材料样品、样品角等展示样品。

youdao