Gypsum Building Brick的意思|示意
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石膏建筑砖
Gypsum Building Brick的网络常见释义
石膏免烧砖 ... Building Brick Candles 乐高蜡烛 Gypsum Building Brick 石膏免烧砖 conceptual building brick 概念上的基本结构单元 ...
Gypsum Building Brick相关例句
Radon from building materials such as granite, brick sand, cement and gypsum and the like, in particular, contain elements of natural stone and easy to release radon.
氡主要来自建筑材料，如花岗岩、砖砂、水泥及石膏之类，特别是含有放射性元素的天然石材，易释放出氡。