3

Shaft Furnace Direct Reduction Technology - Midrex and Energiron

Year:
2013
Language:
english
File:
PDF, 344 KB
english, 2013
9

The Structural Color of Red Rose Petals and Their Duplicates

Year:
2010
Language:
english
File:
PDF, 3.82 MB
english, 2010
27

The 1975 eclipse of AZ Cassiopeiae

Year:
1982
Language:
english
File:
PDF, 278 KB
english, 1982