计算a3a2=( ).x6÷x2=( ).
a5;x4
(84-85题共用题干) 女性,45岁,自觉右颊粘膜粗糙感1个月,有时伴刺激痛。临床检查见双颊粘膜有网状白色条纹,右颊有粘膜充血
以下哪项还可作为本病的诊断依据
A.眼结膜充血
B.鼻充血
C.皮损有Wickham纹
D.外阴溃疡史
E.月经紊乱
Hospital staff burst into cheers after doctors completed a 20hour operation to have _________ one-year-old twins at the head.
A.isolated
B.separated
C.divided
D.removed