1

Preparation of density-graded aluminum foam

Year:
2014
Language:
english
File:
PDF, 1.41 MB
english, 2014
9

Research on ultrasonic detection of complex surfaces

Year:
2005
Language:
english
File:
PDF, 673 KB
english, 2005
12

Rock burst induced by roof breakage and its prevention

Year:
2012
Language:
english
File:
PDF, 449 KB
english, 2012