உறவுகளை சிதைக்கும் பெட்ரோல்குண்டு .
Reviewed by haru
on
September 02, 2013
Rating:
Reviewed by haru
on
September 02, 2013
Rating:
Reviewed by haru
on
September 02, 2013
Rating: 5

. Scattering losses exists in optical fibers because of microscopic variations in the material density and composition. As glass is compose...
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