5

Light Distribution Design on Different LED Lamp

Year:
2013
Language:
english
File:
PDF, 595 KB
english, 2013
25

Cosmic ray and hydrogen distributions and cosmic gamma — rays

Year:
1991
Language:
english
File:
PDF, 381 KB
english, 1991
48

An equivalent-tool theory for acoustic logging and applications

Year:
2011
Language:
english
File:
PDF, 1.34 MB
english, 2011