Петраков, Геннадий Петрович. Срок службы пластиковых труб в пенополиуретановой изоляции, применяемых для систем теплоснабжения [Электронный ресурс] / Г.П. Петраков. — (Материалы). — Электрон. текстовые дан. (1 файл: 1 Мб) // Загл. с титул. экрана. — Электронная версия печатной публикации. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Текстовой файл. — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/3095.pdf>.
|
Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2013
|
Quarter 2
|
11
|
0
|
7
|
0
|
18
|
|
Quarter 3
|
21
|
0
|
5
|
0
|
26
|
|
Quarter 4
|
9
|
0
|
3
|
0
|
12
|
|
Year 2014
|
Quarter 1
|
22
|
0
|
5
|
0
|
27
|
|
Quarter 2
|
12
|
0
|
6
|
0
|
18
|
|
Quarter 3
|
20
|
0
|
10
|
0
|
30
|
|
Quarter 4
|
19
|
0
|
7
|
0
|
26
|
|
Year 2015
|
Quarter 1
|
15
|
0
|
6
|
0
|
21
|
|
Quarter 2
|
11
|
0
|
4
|
0
|
15
|
|
Quarter 3
|
9
|
0
|
9
|
0
|
18
|
|
Quarter 4
|
20
|
0
|
12
|
0
|
32
|
|
Year 2016
|
Quarter 1
|
21
|
0
|
8
|
0
|
29
|
|
Quarter 2
|
13
|
0
|
5
|
0
|
18
|
|
Quarter 3
|
5
|
0
|
8
|
0
|
13
|
|
Quarter 4
|
10
|
0
|
5
|
0
|
15
|
|
Year 2017
|
Quarter 1
|
12
|
0
|
3
|
0
|
15
|
|
Quarter 2
|
5
|
0
|
8
|
0
|
13
|
|
Quarter 3
|
7
|
0
|
24
|
0
|
31
|
|
Quarter 4
|
9
|
0
|
10
|
0
|
19
|
|
Year 2018
|
Quarter 1
|
5
|
0
|
47
|
0
|
52
|
|
Quarter 2
|
8
|
0
|
59
|
0
|
67
|
|
Quarter 3
|
10
|
0
|
28
|
0
|
38
|
|
Quarter 4
|
5
|
0
|
27
|
0
|
32
|
|
Year 2019
|
Quarter 1
|
6
|
0
|
27
|
0
|
33
|
|
Quarter 2
|
15
|
0
|
35
|
0
|
50
|
|
Quarter 3
|
6
|
0
|
21
|
0
|
27
|
|
Quarter 4
|
1
|
0
|
18
|
0
|
19
|
|
Year 2020
|
Quarter 1
|
7
|
0
|
14
|
0
|
21
|
|
Quarter 2
|
12
|
0
|
0
|
0
|
12
|
|
Quarter 3
|
5
|
0
|
0
|
0
|
5
|
|
Quarter 4
|
7
|
0
|
11
|
0
|
18
|
|
Year 2021
|
Quarter 1
|
10
|
0
|
12
|
0
|
22
|
|
Quarter 2
|
7
|
0
|
15
|
0
|
22
|
|
Quarter 3
|
6
|
0
|
9
|
0
|
15
|
|
Quarter 4
|
4
|
0
|
13
|
0
|
17
|
|
Year 2022
|
Quarter 1
|
4
|
0
|
9
|
0
|
13
|
|
Quarter 2
|
4
|
0
|
9
|
0
|
13
|
|
Quarter 3
|
5
|
0
|
6
|
0
|
11
|
|
Quarter 4
|
10
|
0
|
9
|
0
|
19
|
|
Year 2023
|
Quarter 1
|
12
|
0
|
16
|
0
|
28
|
|
Quarter 2
|
11
|
0
|
23
|
0
|
34
|
|
Quarter 3
|
2
|
0
|
24
|
0
|
26
|
|
Quarter 4
|
8
|
0
|
19
|
0
|
27
|
|
Year 2024
|
Quarter 1
|
1
|
0
|
25
|
0
|
26
|
|
Quarter 2
|
12
|
0
|
24
|
0
|
36
|
|
Total
|
434
|
0
|
645
|
0
|
1,079
|
