弯制钢丝卡臂进入基牙倒凹的深度应为
A.0.5~0.75mm
B.<0.25mm
C.>1.0mm
D.0.25~0.5mm
E.0.75~1.0mm
参考答案:A
8:45 in English is ________.
A. a quarter past eight
B. a quarter to nine
C. eight fifteen
女性生殖器官最常见的良性肿瘤是()
A.子宫肌瘤
B.卵巢皮样囊肿
C.卵巢浆液性囊腺瘤
D.卵巢黏液性囊腺瘤
E.以上都不是