A.皮質(zhì)上中樞興奮性低 B.皮質(zhì)上中樞興奮性高 C.皮質(zhì)下中樞興奮性低 D.皮質(zhì)上中樞興奮性低,皮質(zhì)下中樞興奮性高 E.皮質(zhì)下中樞興奮性高
A.3個月 B.2個月 C.10個月 D.12個月 E.15個月
A.12kg B.10kg C.9kg D.14kg E.15kg