【单选题】【消耗次数：1】
铸造金属全冠相对于烤瓷全冠而言，优点包括（）。
①
材料强度更好
②
不存在崩瓷的风险
③
备牙量要求较少
④
制作相对简单，设备要求低
⑤
以上均是
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相关题目
【单选题】
关于铸造金属全冠的描述正确的是（）
①
铸造金属全冠的邻接关系不易恢复，容易造成食物嵌塞
②
边缘线长，易发生继发龋坏
③
牙龈易受刺激形成炎症
④
修复后不能进行基牙的电活力测试
⑤
修复后容易冷热激发酸痛，不适用于活髓牙
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buy out
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buy up
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buy off
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put down
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with
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took a chance
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pull off
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remained
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remain
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The humble bell-boy ______ his tongue reprovingly in front of the princess.
①
flipped
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clucked
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