A.沒(méi)有明顯自覺(jué)癥狀 B.沒(méi)有明顯叩痛 C.無(wú)嚴(yán)重氣味 D.無(wú)大量滲出及急性根尖周炎癥狀 E.以上都是
A.0.5mm B.1mm C.1~2mm D.2~3mm E.5mm
A.30%,0.5%~5.25%,17% B.30%,2%~5.25%,17% C.3%,0.5%~5.25%,17% D.3%,2%~5.25%,7% E.3%,0.5%~5.25%,7%