固液两相流泵理论与设计 pdf pdb 阿里云 极速 mobi caj kindle 下载

固液两相流泵理论与设计电子书下载地址
内容简介:
暂无相关简介,正在全力查找中!
书籍目录:
�
�
�
b
r
>
�
�
�
�
�
�
b
r
>
�
�
�
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
b
r
>
1
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
b
r
>
1
.
1
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
b
r
>
1
.
1
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
b
r
>
1
.
1
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
4
b
r
>
1
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
7
b
r
>
1
.
2
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
7
b
r
>
1
.
2
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
8
b
r
>
1
.
2
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
2
b
r
>
1
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
b
r
>
1
.
3
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
b
r
>
1
.
3
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
b
r
>
1
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
b
r
>
1
.
4
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
b
r
>
1
.
4
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
8
b
r
>
1
.
4
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
R
e
p
�
�
�
�
�
�
1
8
b
r
>
1
.
4
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
b
r
>
1
.
5
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
b
r
>
1
.
5
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
b
r
>
1
.
5
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
2
1
b
r
>
1
.
6
�
�
�
�
�
�
�
�
�
�
�
�
2
3
b
r
>
1
.
6
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
2
3
b
r
>
1
.
6
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
2
3
b
r
>
1
.
6
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
2
5
b
r
>
1
.
7
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
2
6
b
r
>
1
.
7
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
2
6
b
r
>
1
.
7
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
2
7
b
r
>
�
�
�
�
�
�
�
�
�
�
�
�
2
9
b
r
>
�
�
�
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
1
b
r
>
2
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
1
b
r
>
2
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
1
b
r
>
2
.
2
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
1
b
r
>
2
.
2
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
2
b
r
>
2
.
2
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
2
b
r
>
2
.
2
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
2
b
r
>
�
�
�
�
�
�
�
�
�
�
�
�
3
3
b
r
>
�
�
�
3
�
�
�
�
�
�
�
�
�
�
�
�
3
4
b
r
>
3
.
1
�
�
�
�
�
�
�
�
�
3
4
b
r
>
3
.
1
.
1
�
�
�
�
�
�
3
4
b
r
>
3
.
1
.
2
�
�
�
�
�
�
�
�
�
�
�
�
3
4
b
r
>
3
.
1
.
3
�
�
�
�
�
�
�
�
�
�
�
�
3
5
b
r
>
3
.
1
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
6
b
r
>
3
.
1
.
5
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
6
b
r
>
3
.
1
.
6
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
7
b
r
>
3
.
1
.
7
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
3
7
b
r
>
3
.
2
�
�
�
�
�
�
3
8
b
r
>
3
.
2
.
1
�
�
�
�
�
�
3
8
b
r
>
3
.
2
.
2
�
�
�
�
�
�
3
9
b
r
>
3
.
2
.
3
�
�
�
�
�
�
�
�
�
�
�
�
4
0
b
r
>
3
.
2
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
4
1
b
r
>
3
.
2
.
5
�
�
�
�
�
�
4
2
b
r
>
3
.
3
�
�
�
�
�
�
�
�
�
4
2
b
r
>
3
.
3
.
1
�
�
�
�
�
�
4
2
b
r
>
3
.
3
.
2
�
�
�
�
�
�
�
�
�
�
�
�
4
2
b
r
>
3
.
3
.
3
�
�
�
�
�
�
4
2
b
r
>
3
.
3
.
4
�
�
�
�
�
�
4
3
b
r
>
3
.
4
�
�
�
�
�
�
�
�
�
4
4
b
r
>
3
.
4
.
1
�
�
�
�
�
�
4
4
b
r
>
3
.
4
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
4
4
b
r
>
3
.
4
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
4
7
b
r
>
3
.
4
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
4
7
b
r
>
�
�
�
�
�
�
�
�
�
�
�
�
4
8
b
r
>
�
�
�
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
4
9
b
r
>
4
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
4
9
b
r
>
4
.
1
.
1
�
�
�
�
�
�
4
9
b
r
>
4
.
1
.
2
�
�
�
�
�
�
�
�
�
�
�
�
4
9
b
r
>
4
.
1
.
3
�
�
�
�
�
�
�
�
�
�
�
�
5
0
b
r
>
4
.
1
.
4
�
�
�
�
�
�
5
1
b
r
>
4
.
2
�
�
�
�
�
�
�
�
�
5
1
b
r
>
4
.
2
.
1
�
�
�
�
�
�
5
1
b
r
>
4
.
2
.
2
�
�
�
�
�
�
�
�
�
�
�
�
5
1
b
r
>
4
.
2
.
3
�
�
�
�
�
�
5
1
b
r
>
4
.
2
.
4
�
�
�
�
�
�
�
�
�
�
�
�
5
2
b
r
>
4
.
2
.
5
�
�
�
�
�
�
�
�
�
�
�
�
5
2
b
r
>
4
.
2
.
6
�
�
�
�
�
�
5
3
b
r
>
4
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
5
3
b
r
>
4
.
3
.
1
�
�
�
�
�
�
5
3
b
r
>
4
.
3
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
5
3
b
r
>
4
.
3
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
5
5
b
r
>
4
.
4
�
�
�
�
�
�
�
�
�
5
7
b
r
>
4
.
4
.
1
�
�
�
�
�
�
5
7
b
r
>
4
.
4
.
2
�
�
�
�
�
�
�
�
�
�
�
�
5
7
b
r
>
4
.
4
.
3
�
�
�
�
�
�
5
7
b
r
>
4
.
5
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
5
7
b
r
>
4
.
5
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
5
8
b
r
>
4
.
5
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
5
8
b
r
>
4
.
5
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
5
9
b
r
>
4
.
5
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
5
9
b
r
>
4
.
5
.
5
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
0
b
r
>
�
�
�
�
�
�
�
�
�
�
�
�
6
0
b
r
>
�
�
�
5
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
2
b
r
>
5
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
2
b
r
>
5
.
1
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
2
b
r
>
5
.
1
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
2
b
r
>
5
.
1
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
3
b
r
>
5
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
3
b
r
>
5
.
2
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
3
b
r
>
5
.
2
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
4
b
r
>
5
.
2
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
4
b
r
>
5
.
2
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
5
b
r
>
5
.
2
.
5
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
5
b
r
>
5
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
6
b
r
>
5
.
3
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
6
b
r
>
5
.
3
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
6
b
r
>
5
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
7
b
r
>
5
.
4
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
7
b
r
>
5
.
4
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
6
7
b
r
>
5
.
4
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
7
2
b
r
>
5
.
5
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
7
3
b
r
>
5
.
5
.
1
�
�
�
�
�
�
�
�
�
7
3
b
r
>
5
.
5
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
7
4
b
r
>
5
.
6
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
7
5
b
r
>
5
.
6
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
7
5
b
r
>
5
.
6
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
7
6
b
r
>
5
.
7
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
8
0
b
r
>
5
.
7
.
1
�
�
�
�
�
�
�
�
�
�
�
�
8
0
b
r
>
5
.
7
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
9
2
b
r
>
�
�
�
�
�
�
�
�
�
�
�
�
9
5
b
r
>
�
�
�
6
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
9
6
b
r
>
6
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
9
6
b
r
>
6
.
1
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
9
6
b
r
>
6
.
1
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
9
7
b
r
>
6
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
9
9
b
r
>
6
.
2
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
9
9
b
r
>
6
.
2
.
2
�
�
�
�
�
�
�
�
�
�
�
�
1
0
1
b
r
>
6
.
2
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
0
1
b
r
>
6
.
2
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
0
1
b
r
>
6
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
0
2
b
r
>
6
.
3
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
0
2
b
r
>
6
.
3
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
0
3
b
r
>
6
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
0
4
b
r
>
6
.
4
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
0
4
b
r
>
6
.
4
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
0
5
b
r
>
6
.
4
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
0
7
b
r
>
�
�
�
�
�
�
�
�
�
�
�
�
1
0
9
b
r
>
�
�
�
7
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
1
0
b
r
>
7
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
1
0
b
r
>
7
.
1
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
1
0
b
r
>
7
.
1
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
1
2
b
r
>
7
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
1
5
b
r
>
7
.
2
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
1
5
b
r
>
7
.
2
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
2
2
b
r
>
�
�
�
�
�
�
�
�
�
�
�
�
1
2
2
b
r
>
�
�
�
8
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
2
3
b
r
>
8
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
2
3
b
r
>
8
.
1
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
2
3
b
r
>
8
.
1
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
2
3
b
r
>
8
.
1
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
3
8
b
r
>
8
.
1
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
0
b
r
>
8
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
1
b
r
>
8
.
2
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
2
b
r
>
8
.
2
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
3
b
r
>
8
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
5
b
r
>
8
.
3
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
5
b
r
>
8
.
3
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
6
b
r
>
8
.
3
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
7
b
r
>
8
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
9
b
r
>
8
.
4
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
4
9
b
r
>
8
.
4
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
5
1
b
r
>
8
.
4
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
5
3
b
r
>
8
.
4
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
6
0
b
r
>
8
.
5
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
6
4
b
r
>
8
.
5
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
6
4
b
r
>
8
.
5
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
6
5
b
r
>
8
.
5
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
6
7
b
r
>
8
.
5
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
6
7
b
r
>
�
�
�
�
�
�
�
�
�
�
�
�
1
6
8
b
r
>
�
�
�
9
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
0
b
r
>
9
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
0
b
r
>
9
.
1
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
0
b
r
>
9
.
1
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
1
b
r
>
9
.
1
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
4
b
r
>
9
.
1
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
4
b
r
>
9
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
5
b
r
>
9
.
2
.
1
�
�
�
�
�
�
�
�
�
�
�
�
1
7
5
b
r
>
9
.
2
.
2
�
�
�
�
�
�
�
�
�
�
�
�
1
7
7
b
r
>
9
.
2
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
7
9
b
r
>
9
.
2
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
8
2
b
r
>
9
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
8
4
b
r
>
9
.
3
.
1
�
�
�
�
�
�
�
�
�
�
�
�
1
8
4
b
r
>
9
.
3
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
8
5
b
r
>
9
.
3
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
8
6
b
r
>
9
.
4
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
8
6
b
r
>
9
.
4
.
1
�
�
�
�
�
�
�
�
�
�
�
�
1
8
7
b
r
>
9
.
4
.
2
F
l
u
e
n
t
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
8
7
b
r
>
9
.
4
.
3
C
F
X
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
8
7
b
r
>
9
.
5
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
0
b
r
>
9
.
5
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
0
b
r
>
9
.
5
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
1
b
r
>
9
.
5
.
3
�
�
�
�
�
�
�
�
�
�
�
�
1
9
1
b
r
>
9
.
5
.
4
�
�
�
�
�
�
1
9
2
b
r
>
9
.
6
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
2
b
r
>
9
.
6
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
2
b
r
>
9
.
6
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
3
b
r
>
9
.
6
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
3
b
r
>
9
.
6
.
4
�
�
�
�
�
�
�
�
�
�
�
�
1
9
3
b
r
>
9
.
6
.
5
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
4
b
r
>
�
�
�
�
�
�
�
�
�
�
�
�
1
9
4
b
r
>
�
�
�
1
0
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
6
b
r
>
1
0
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
6
b
r
>
1
0
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
7
b
r
>
1
0
.
2
.
1
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
7
b
r
>
1
0
.
2
.
2
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
1
9
8
b
r
>
1
0
.
3
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
作者介绍:
暂无相关内容,正在全力查找中
出版社信息:
暂无出版社相关信息,正在全力查找中!
书籍摘录:
暂无相关书籍摘录,正在全力查找中!
在线阅读/听书/购买/PDF下载地址:
原文赏析:
暂无原文赏析,正在全力查找中!
其它内容:
暂无其它内容!
网站评分
书籍多样性:3分
书籍信息完全性:7分
网站更新速度:6分
使用便利性:5分
书籍清晰度:5分
书籍格式兼容性:6分
是否包含广告:9分
加载速度:4分
安全性:8分
稳定性:3分
搜索功能:5分
下载便捷性:7分
下载点评
- 已买(278+)
- 简单(120+)
- 三星好评(269+)
- 引人入胜(224+)
- 值得下载(447+)
- 无多页(504+)
- 小说多(387+)
- 无颠倒(163+)
- 藏书馆(271+)
- 还行吧(573+)
- 可以购买(382+)
下载评价
- 网友 詹***萍:
好评的,这是自己一直选择的下载书的网站
- 网友 曾***文:
五星好评哦
- 网友 冉***兮:
如果满分一百分,我愿意给你99分,剩下一分怕你骄傲
- 网友 郗***兰:
网站体验不错
- 网友 常***翠:
哈哈哈哈哈哈
- 网友 游***钰:
用了才知道好用,推荐!太好用了
- 网友 焦***山:
不错。。。。。
- 网友 芮***枫:
有点意思的网站,赞一个真心好好好 哈哈
- 网友 印***文:
我很喜欢这种风格样式。
- 网友 蓬***之:
好棒good
- 网友 谭***然:
如果不要钱就好了
- 网友 养***秋:
我是新来的考古学家
喜欢"固液两相流泵理论与设计"的人也看了
建筑工程管理与实务一次通关 pdf pdb 阿里云 极速 mobi caj kindle 下载
正义感(刘哲作品) pdf pdb 阿里云 极速 mobi caj kindle 下载
竞争中立政策研究 pdf pdb 阿里云 极速 mobi caj kindle 下载
【预订】Renaissance Patterns for Lace, Embroidery and pdf pdb 阿里云 极速 mobi caj kindle 下载
上海方言 pdf pdb 阿里云 极速 mobi caj kindle 下载
人的自我寻求 pdf pdb 阿里云 极速 mobi caj kindle 下载
2023-2024年教材帮 选择性必修3 地理 XJ (湘教新教材)(资源、环境与国家安全) pdf pdb 阿里云 极速 mobi caj kindle 下载
备考2020年ACCA pdf pdb 阿里云 极速 mobi caj kindle 下载
怪诞故事集 pdf pdb 阿里云 极速 mobi caj kindle 下载
华尔兹舞/全民健身计划系列丛书 pdf pdb 阿里云 极速 mobi caj kindle 下载
- 认知行为治疗18讲 pdf pdb 阿里云 极速 mobi caj kindle 下载
- Handbook of Alternative Assets pdf pdb 阿里云 极速 mobi caj kindle 下载
- 备考2022自考教材3708中国近现代史纲要自学考试学习读本近代史李捷王顺生2018版高等教育出版社03708全国成人专升本本科东林好书 pdf pdb 阿里云 极速 mobi caj kindle 下载
- 一年级语文上R pdf pdb 阿里云 极速 mobi caj kindle 下载
- 行脚非洲的和尚爸爸 pdf pdb 阿里云 极速 mobi caj kindle 下载
- 高中课外阅读书籍全套5册大卫科波菲尔狄更斯+托尔斯泰复活草婴译本+老人与海人民文学出版社+百年孤独马尔克斯李晔译南海出版 pdf pdb 阿里云 极速 mobi caj kindle 下载
- 现代音乐人编曲手册 pdf pdb 阿里云 极速 mobi caj kindle 下载
- 应急物流配送管理研究 pdf pdb 阿里云 极速 mobi caj kindle 下载
- Best-ever Big Brother By Karen Katz 最好的大哥哥 ISBN9780448439143 pdf pdb 阿里云 极速 mobi caj kindle 下载
- 中山四讲 pdf pdb 阿里云 极速 mobi caj kindle 下载
书籍真实打分
故事情节:9分
人物塑造:4分
主题深度:3分
文字风格:6分
语言运用:3分
文笔流畅:7分
思想传递:5分
知识深度:6分
知识广度:4分
实用性:9分
章节划分:3分
结构布局:7分
新颖与独特:3分
情感共鸣:3分
引人入胜:7分
现实相关:9分
沉浸感:7分
事实准确性:4分
文化贡献:8分