單項選擇題
A.5 B.7.5 C.10 D.15
A.1458 B.972 C.486 D.162
A.1458 B.648 C.486 D.364.5
A.35 B.20 C.10 D.28
A.0.19 B.0.28 C.0.32 D.0.40
A.283 B.458 C.395 D.350
A.395 B.315 C.458 D.350
A.減弱 B.增強 C.不變 D.基本不變
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