已知一个角比它的余角的2倍少9度,求这个角的度数

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问题:

已知一个角比它的余角的2倍少9度,求这个角的度数

考点:点、线、面、体
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A group of robbers dug their way into the basement of a bank in Paris and emptied almost 200 private safes(保险箱).

They entered the Credit Lyonnais branch using building equipment to dig holes and destroy walls.

小题1:       Saturday night, they tied up a security guard and spent 小题2:       next nine hours robbing the bank.

One investigator described the robbery 小题3:       a “professional job”. The robbers came in at about 22:00 on Saturday 小题4:       left at 7:00 on Sunday. They entered through the basements of the neighboring building, digging through a series of tunnels and making a hole into a wall of 80 cm thick to get into the bank, 小题5:       was having building works at the time.

When 小题6:       left, the robbers set the place on fire to remove any trace of evidence, switching  on the anti-fire system and flooding the building. Fortunately, the guard escaped unharmed.

小题7:        is difficult to estimate the total value of 小题8:       was stolen as only the bank’s clients(储户) know the content of their private safes.

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后颅窝肿瘤临床症状应除外()

A.交叉性麻痹

B.躯干性和下肢远端的共济失调

C.轮替试验幅度增大

D.Romberg征多为阴性

E.同侧后组颅神经损伤症状

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休克早期,由于儿茶酚胺大量释放,造成()

A.脑血管扩张

B.血压下降明显

C.血压升高明显

D.血管扩张

E.血管收缩

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Pentium微理器进行存储器读操作时,在时钟周期Tl期间,完成下列操作( )。

A.W/R信号变为高电平

B.发送存储器地址

C.读操作码

D.读操作数

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从保泰松的代谢过程的研究中,体验从药物代谢过程发现新药?

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