卫氏并殖吸虫卵引起的基本病理改变分() ["脓肿期","纤维瘢痕期","水肿期","囊肿期","出血期"]
下列有关眼外肌广泛纤维化综合征的描述,错误的是() ["先天发病,有遗传史","眼球上转和下转受限,水平运动也常受限,常固定在下斜视的位置","双眼上睑下垂,有Bell现象","下颌上抬","常伴有弱视"]
圆锥角膜发展最快的时间是() ["第一个十年","第二个十年","第三个十年","第四个十年","基本无变化"]
睑板腺功能障碍主要导致() ["水样液缺乏性干眼症","粘蛋白层缺乏性干眼症","泪液中抗体成分减少","脂质缺乏性干眼","瞬目减少"]
胆囊动脉多起源于() ["胃十二指肠动脉","肝固有动脉","胃右动脉","肝左动脉","肝右动脉"]
浇筑钢筋混凝土梁,要求配制强度未C20的混凝土,用42.5号普通硅酸盐水泥和碎石,如水灰比为0.6,问是否能满足强度要求。(标准差为4.0MPa,αa=0.46,αb=0.07)