A.45.2 B.45.5 C.50.0 D.90.0 E.91.0
A.硬膜下腔 B.硬膜外腔 C.蛛網(wǎng)膜下腔 D.軟膜 E.盆腔
A.骨膜 B.骨質(zhì) C.骨髓 D.骨密質(zhì) E.血管