有机溶剂对牙本质表面残留根管封闭剂的清除效果
臧海玲
1
, 王月
2
, 梁宇红
1,
2,
△
Cleaning efficacy of different solvents on sealer-contaminated dentin surface
ZANG Hai-ling
1
, WANG Yue
2
, LIANG Yu-hong
1,
2,
△
试样断裂类型