ƚ@ QJ  .  @ & & MathType Times New Romanww0-2 $402 .02 002 :352 .52 052 J142 .42 *04 2  e2   2 $ ) 2  GeVe2 1e2 R.e2 0e2 (e 2 @ 2 ppm 2 K602 .02 +002 [702 .02 ;002 q552 .52 Q752 2 A52   52  :52 F ic 2 d quasielast2  c2 Vdc2  c2  c2 :ec 2 kppm 2 k 732 k.32 k032 k8612 k.12 k012 kH922 k.22 k(422 k A2 2 k t2 kl:2 2 kdelastic2 k l2 k\pl2 k l2 k l2 k:el Times New Romanww0-2  2l2 }2l2 B] dl2 7 plSymbolw@ ww0-2 l2 l2 P=l2 l=l2 l2 'l2 -l2 S =l2 6+l2 kl2 kl2 kV-l2 k* =l2 k6+lTimes New Romanww0-2 NQl2 Gl Times New Romanww0-2 sl2 MlMT Extray ww0-2 @rl2 o@rl & "System 0-