5
...............................................................................................................................
5
.....................................................................................................................................................
5
..................................................................................................................................................
6
............................................................................................................................................
7
..............................................................................................................................................
10
.........................................................................................................................................
10
................................................................................................................................................
10
.............................................................................................................................................
10
..................................................................................................................................
10
............................................................................................................................................
11
.....................................................................................................................................
12
...............................................................................................................................................
18
..............................................................................................................................
18
............................................................................................................................................
27
...........................................................................................................................................
27
.....................................................................................................................................................
29
.............................................................................................................................................
31
..................................................................................................................
31
.........................................................................................................................................
35
........................................................................................................................
39
.......................................................................................................................................
40
.......................................................................................................................................
41
.................................................................................................................................................
44
........................................................................................................................................
4
EASY TECH D F
1
1.1
1.2
1.3
1.4
2
2.1
2.2
2.3
2.4
2.5
2.6
3
3.1
3.2
3.3
3.4
4
4.1
4.2
4.3
4.4
4.5
4.6