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Objective To discuss curative effect of Minocycline hydrochloride ointment on chronic periodontitis and its influence on high sensitive C-reactive protein(hs-CRP) level in gingival crevicular fluid(GCF). Methods A total of74 cases of patients with chronic periodontitis were divided into observation grou...
Simple PLC and Multi-speed operation Built-in PLC or control terminal, 16 steps speed can be set Built-in PID Easy to realize closed-loop control system for the process control. Automatic voltage regulation(AVR) Automatically maintain a constant output voltage...
Basic Features of Bearing Types Needle Roller Bearing Cylindrical Roller Bearing Track Roller Bearing Tapered Roller Bearing Deep Groove Ball Bearing Spherical Plain Bearing Bushing and Accessory Material Bearing S...