口腔金合金、钴铬合金、无锌银汞、含锌银汞合金间电偶电流的测定及临床意义
구강금합금、고락합금、무자은홍、함자은홍합금간전우전류적측정급림상의의
Measurement of galvanic current of dental common restorative alloys and clinical significance
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