2017
2017
Copyright xincailiao
15+
2 3 4500+2
4 5Copyright xincailiao7.73%
13.16% 7.73% 4.75% 48.06%
26.30%
Aluminium
Al 13 2.702g/cm3 660
CAS7429-90-5
26.981539 2327
Copyright xincailiao2016 2811.914.5%202587030%
3000 2500 2000 1500 1000
500 0 2010 2011
2012
2013
2014
2015
2016Copyright xincailiao
6%18%
32%
21%23%
USGS
Copyright xincailiao 5
USGS550750 280
8000 7000 6000 5000 4000 3000 2000 1000 0
USGS
Copyright xincailiao201542.3 15.5%16.7%90.9%
41.6%17.1%
9.1% 16.7% 41.6%
15.5% 17.1%
Copyright xincailiaoCopyright xincailiaoCopyright xincailiaoCopyright xincailiao
10
Copyright xincailiao
11