2007 (338)
2008 (70)
2010 (126)
阿團 | |
材料 Uranium Thorium Potassium
Granite 1.7 0.22 32 Sandstone 0.2 0.19 11 Cement 1.2 0.57 6.4 Limestone Concrete 0.8 0.23 2.4 Sandstone Concrete 0.3 0.23 10 Drywall 0.4 0.32 2.4 Natural Gypsum 0.4 0.2 4 Wood - - 90 Clay Brick 3 1.2 18 |