急性阑尾炎容易引起阑尾坏死穿孔的原因是()。
A.阑尾开口较小
B.阑尾系膜短易屈曲扭转
C.阑尾淋巴丰富
D.阑尾蠕动缓而弱
E.阑尾动脉是终末支,易致血运障碍
参考答案:E
With reference to the winding up provisions of the Companies Law Cap. 113, explain:
(a) The circumstances under which a company is deemed unable to pay its debts; (4 marks)
低合金钢焊后消除应力退火温度,一般应比基本金属的回火温度低30--60℃。