23.下列何者是設計Krol’s RPI的禁忌症(contraindication)?
(A)前庭(vestibule)太深
(B)口腔底(floor of mouth)太深
(C)槓鈎(bar clasp)經過之處沒有組織倒凹(tissue undercut)
(D)支柱牙頰側面沒有倒凹(undercut)
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統計: A(5), B(2), C(12), D(63), E(0) #1122478
統計: A(5), B(2), C(12), D(63), E(0) #1122478