种植体周围龈沟深度应小于( )A.3.5mm B.1.5mm C.3mm D.2.5mm E.2mm

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问题 种植体周围龈沟深度应小于(   )

选项 A.3.5mm
B.1.5mm
C.3mm
D.2.5mm
E.2mm

答案C

解析
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