“root canal orifice”可以造什么句,root canal orifice造句
来源:语文精选馆 1.51W
Objective: To introduce a new prefabricated post-and-core system, a helical drilling bit and a prefabricated post-and-core consisting of a root canal orifice bur which was designed by the author.
Methods: The root canal with root canal orifice burs and helical drilling bits were prepared in advance.