Objective: To investigate the effects of static magnetic fields which are generated by the open-circuit and closed-circuit dental magnetic attachments on the enzymology of human gingival fibroblasts.
目的：研究不同磁路设计的磁性附着体所产生静磁场对人牙龈成纤维细胞酶学的相关作用。
2
Self-developing control circuit solve open and close control questions in permanent magnetic actuator with one coil.