自愈是指在网络发生故障（）时，无需人为干预，网络自动地在极短的时间内，使业务自动从故

短文改错（共10小题；每小题1分，满分10分）

Dear friends,

I’m awfully sorry to hear that a horrible but severe earthquake unexpected hit your hometown. Facing the rarely-seen disaster, we remain so calm and strong –willed that we are all moved to tear. A friend in need is a friend indeed. Think about your present situation, we can wait a minute to make every bit of effort to help you. I, as a chairman of the Students’ Union, on behalf of all my schoolmates, express our most sincerely pity and care for you. Besides, we have made donation of 120,000 yuan to you, expecting that it can help you go through the difficult. A better hometown can rebuilt. Remember we won’t be far away when you need any help.

慢性支气管炎合并肺部感染的治疗，下列各项中不恰当的是（）

A.应用敏感的抗生素

B.菌苗注射

C.应用祛痰镇咳药物

D.应用支气管扩张剂

E.雾化吸入稀释痰液

主产于印尼（）

A．阳春砂

B．枸杞子

C．槟榔

D．山楂

E．爪哇白豆蔻

水轮机的总效率η包括（）、（）、（），其关系是η=ηj·ηv·ηs。

瓦片压胎的上模、下胎、插架采用（）

A.铸铁或铸钢

B.调质钢

C.中碳钢

D.锻件