管装的和瓶装的防晒霜一样，只是更方便携带，不可以再充装。
This is the same as what comes in the bottle, just more convenient and not refillable.
前言： 目的：了解新型聚氨酯类液体根充材料的根管密封性能。
Objective:To investigate the root canal sealing ability of the novel polyurethane liquid root canal filling material.
安装左充压板管分隔板。
应用推荐