简述文献计量法的特点。

     It is Sunday today(今天). Anna goes shopping with her mother. She wants her mother to buy her

a new coat. In a shop, she finds a green coat. She tries it on. It's too small. She wants a big one, but

the big one is not green. Anna doesn't like other(其他) colors."Let's go to another(另外的)  shop to

have a look."her mother says. Then they go to another shop. It is big and there are many kinds of coats

in different colors and sizes(尺码). Anna tries on a green one. It looks nice on her. So they take it for

forty-five yuan.

1. Anna goes shopping with her ____.

A. mother

B. father

C. friends

D. sister

2. Anna wants a new ____.

A. shirt

B. skirt

C. coat

D. dress

3. The first one for Anna is too ____.

A. long

B. big

C. short

D. small

4. ____ is Anna's favorite color.

A. Blue

B. Green

C. Red

D.Yellow

5. The new coat is ____ yuan.

A. 40

B. 45

C. 50

D. 55

对于可逆反应A₂(g)＋3B₂(g)2AB₃(g) ΔH<0，下图中正确的是[ ]

A．

B．

C．

D．

肾衰竭时最常见的酸碱平衡紊乱类型是（）

A.代谢性酸中毒

B.代谢性碱中毒

C.代谢性酸中毒合并呼吸性碱中毒

D.代谢性酸中毒合并呼吸性酸中毒

E.代谢性碱中毒合并呼吸性碱中毒

在多个电缆头并排安装的场合中，应在电缆头之间加隔板或填充（）。

如下表，GI_1-9表示银行各业务条线当年的总收入，β_1-9表示各业务条线对应的操作风险资本要求系数β。

年份	∑(GI1-9×β1-9)
2006年	10
2007年	-5
2008年	5

用标准法计算，则2009年操作风险资本为( )。

A．3.3
B．5
C．10
D．15