\u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D
1. Thai porcelain stone a new test particle surface of metal roofing tiles, gravel gold tile.
新型考瓷泰石颗粒面金属屋面瓦,砾金瓦。
2. Mixed asphalt and crushed stone gravel or sand, used for paving or roofing.
树脂,自然沥青某种自然的沥青,如矿石沥青或树脂。