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AB = 0.5 * c/f * vf1

c = ¥ú³t±`¼Æ ( 299,792,458 m/s )
f = ³]­p¤Ñ½u®Éªº¤¤¤ßÀW²v¡@(¥HHz¬°³æ¦ì)
vf1 = ³æ¤@µ´½t¾É½uªº³t«×±`¼Æ (¥»¤H¥Î0.95)

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BD = EG = 0.25 * c/f * vf2

vf2 = ©Ò¨Ï¥Î¥­¿Å¶Ç¿é½uªº³t«×±`¼Æ

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polyethylene§@µ´½t§÷®Æ¡A±`¼ÆÀ³¬O0.82¡A
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CD = EF

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¥H¢µ¦Ìªi¢´¢¯¼Ú©i­p¡A¬ù 6.3 Íù¦Ì

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