关于贝尔面瘫的描述,哪项是不恰当的
A.也叫面神经炎
B.大多数患者预后良好
C.多为面神经的急性化脓性炎症引起
D.贝尔面瘫属于周围性面瘫
E.可突然发病
参考答案:C
What depressed her was that although she kept waving her hand, nobody seemed _______ her new watch.
A.noticing
B.to have been noticed
C.to have noticed
D.having noticed
已知矩形截面尺寸b=200mm,h=300mm,采用20号混凝土和I级钢筋;在受压区已有受压钢筋2φ20(Ag’=628mm2),ag’=40mm,承受计算弯矩Mj=40kN·m。
考虑受压钢筋协助混凝土工作时,受拉钢筋截面面积为()。
A.804mm2
B.906mm2
C.798mm2
D.985mm2