Dental Tribune Chinese Edition

www.dentistx.com 30 TF Pro Taper Pro Taper TF P .05 P .05 TF Pro Taper 30 15 10 14mm 15# K- 1mm 20# 2 n = 15/ TF Pro Taper TF Pro Taper 16 1 300rpm 30 5 2.0 mL 2.5 2.0 mL 17 EDTA . 240 14 1mm 2 13 1/3 1/3 1/3 ; . 14 . Student t . t 1 TF 2 Pro Taper 1 TF 2 Pro Taper P P 0.064 0.021 0.084c 0.030 .172 0.081 0.027 0.089 0.011 .524 0.077 0.030 0.120b 0.037 .034 0.071 0.034 0.134 0.053 .021 0.090 0.043 0.167a 0.060 .017 0.091 0.036 0.090 0.063 .959 0.244 0.062 0.371 0.095 .012 0.244 0.067 0.326 0.072 .048 P .357 .005 .462 .153 1