关于扁平苔藓病变上皮的叙述正确的是()
A.细胞间隙增宽
B.只表现棘层增厚
C.基底细胞增殖明显
D.上皮细胞内水肿
E.固有层内淋巴细胞浸润常达黏膜下层
参考答案:B
What a bargain! The price of this dress is_______ that of the skirt.
A.half not as much as
B.much not as half as
C.not half as much as
D.as much as not half
对于摩擦型桩,在使用荷载作用下,若桩侧土承载力与桩端土承载力具有的安全度分别为k1(桩侧极限摩阻力与使用荷载下桩侧摩阻力之比)和k2(桩端极限端阻力与使用荷载下桩端阻力之比),则下列关系中成立的是( )。
A.k1=k2 B.k1<k2 C.k1>k2 D.不一定