| 单词 | step back |
| 释义 |
step back听听怎么读
英 [step b?k]
美 [st?p b?k]
是什么意思 后退，退居不重要的部位；退坡儿；退后；却 学习怎么用 双语例句
权威例句Step BackStep BackStep BackAn in vitro comparison of the efficacy of the step-back technique versus a step-back/ultrasonic technique in human mandibular molars.An in vivo comparison of the step-back technique versus a step-back/ultrasonic technique in human mandibular molars.Comparison of balanced forces, endosonic, and step-back filing instrumentation techniques: quantification of extruded apical debrisAn in vitro comparison of the step-back technique versus a step-back/ultrasonic technique for 1 and 3 minutes * **An in vitro histological comparison of the step-back, sonic, and ultrasonic instrumentation techniques in small, curved root canalsProblem-based learning--time to step back?An in vivo evaluation of the efficacy of ultrasound after step-back preparation in mandibular molars.An in vitro comparison of the efficacity of the step-back technique in human mandibular molarsShaping of simulated root canals in resin blocks using the step-back technique with K-files manipulated in a simple in/out filling m...Apical Extrusion of Intracanal Debris Using Two Engine Driven and Step-Back Instrumentation Techniques: An In-Vitro Study
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