A.5mm B.11mm C.8mm D.3mm E.以上均不對(duì)
A.根面平整術(shù) B.潔治術(shù) C.口服替硝唑 D.翻瓣術(shù) E.牙冠延長(zhǎng)術(shù)
A.潔治術(shù) B.齦下刮治術(shù) C.牙周夾板 D.翻瓣術(shù) E.牙齦成形術(shù)