高速电路PCB板的设计技巧 " - J ǎ " 2 c $ 3& 3 J 2$ 3&% 2( /_ γ c2$ p c 3&% ǎ p + γ2 c-- ( 2 % " c c 3& &$' J $ ('$ J 81,; 17 ( 2 + 2 + 2 w 2 + $ 32 + 3 I e + ǎ 2 # 2 + δ 2 S) v $ 2- 2 + -+ & 3 ǔ ( ǒ8 / .Ρ $+ $ + + ,& -% 2 -# v -# v/ 9FF $*1' p '*1' 2 - 2 2 > 3&% Ρ(t) W - - 3&% v (0& 3&% -c 3&% -c ǒ- .P 3&% v + ( $/ P - P v P . + 2 p + 3&% v (0& 2 p ǎ LQFK FP 3 ( 3 3&% + 3&% $- 2 p + 3&% ǔ ǎ v