21世纪建筑材料
21st Century Vuilding Products
被动式调湿建筑材料
passive humidity controlling material
本地建筑材料
Local materials for building
储能建筑材料
energy storing building materials
道路建筑材料
road construction materials
Road constructional materials
地方建筑材料
indigenous construction material
非金属建筑材料
Non-metallic Building Materials
国家建筑材料工业局
State Bureau of Building Materials Industry
state construction materials industry administration
国家建筑材料工业局地质公司
Geological Company of the State Bureau of Building Material Industry
State Administration of Building Materials Industry
geological company
beijing
建筑·建材·装饰
jianzhu jiancai zhuangxiu
建筑材料采购
building materials procurement
建筑材料产机
building material machines
建筑材料厂
building material factory
建筑材料创新
Building material innovation
建筑材料放射性
Radioactivity in building materials
建筑材料工程专业
building material engineering