Митина, Е.Н. Клапаны в системах вентиляции [Электронный ресурс] / Е.Н. Митина, Т.В. Самопляс. — (Секция "Технология,предпринимательство и инвестиции). — Электрон. текстовые дан. (1 файл : 98 Кб) // Материалы...24 - 29 ноября 2003г. [Электронный ресурс] / Санкт-Петербургский государственный политехнический университет. Межвузовская научно-техническая конференция, Неделя науки (32; 2003; Санкт-Петербург); Совет СПбГПУ по научно-исследовательской работе студентов; Под общ. ред. В.В. Глухова. – Санкт-Петербург. – 2004. – Инженерно-строительный факультет [Электронный ресурс]. — Загл. с титул. экрана. — Электрон. версия печ. публикации 2004. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Adobe Acrobat Reader 4.0. — <URL:http://elib.spbstu.ru/dl/004058.pdf>.
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Period
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Read
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Print
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Copy
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Open
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Total
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Year 2012
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Quarter 1
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January
|
1
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0
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1
|
0
|
2
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|
February
|
1
|
0
|
1
|
0
|
2
|
|
March
|
1
|
0
|
1
|
0
|
2
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
May
|
0
|
0
|
0
|
0
|
0
|
|
June
|
1
|
0
|
0
|
0
|
1
|
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
|
August
|
0
|
0
|
0
|
0
|
0
|
|
September
|
1
|
0
|
2
|
0
|
3
|
|
Quarter 4
|
October
|
2
|
0
|
4
|
0
|
6
|
|
November
|
2
|
0
|
2
|
0
|
4
|
|
December
|
1
|
0
|
1
|
0
|
2
|
|
Year 2013
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Quarter 1
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January
|
3
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0
|
2
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0
|
5
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|
February
|
4
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0
|
1
|
0
|
5
|
|
March
|
0
|
0
|
1
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0
|
1
|
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Quarter 2
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April
|
0
|
0
|
1
|
0
|
1
|
|
May
|
6
|
0
|
5
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0
|
11
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|
June
|
5
|
0
|
3
|
0
|
8
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Quarter 3
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July
|
7
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0
|
9
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0
|
16
|
|
August
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5
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0
|
2
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0
|
7
|
|
September
|
2
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0
|
1
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0
|
3
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Quarter 4
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October
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4
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0
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0
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0
|
4
|
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November
|
1
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0
|
1
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0
|
2
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|
December
|
7
|
0
|
5
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0
|
12
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|
Year 2014
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Quarter 1
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January
|
4
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0
|
2
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0
|
6
|
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February
|
6
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0
|
2
|
0
|
8
|
|
March
|
5
|
0
|
2
|
0
|
7
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Quarter 2
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April
|
7
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0
|
1
|
0
|
8
|
|
May
|
8
|
0
|
6
|
0
|
14
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June
|
6
|
0
|
2
|
0
|
8
|
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Quarter 3
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July
|
10
|
0
|
3
|
0
|
13
|
|
August
|
5
|
0
|
3
|
0
|
8
|
|
September
|
6
|
0
|
1
|
0
|
7
|
|
Quarter 4
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October
|
6
|
0
|
3
|
0
|
9
|
|
November
|
6
|
0
|
3
|
0
|
9
|
|
December
|
8
|
0
|
2
|
0
|
10
|
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Year 2015
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Quarter 1
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January
|
3
|
0
|
1
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0
|
4
|
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February
|
6
|
0
|
0
|
0
|
6
|
|
March
|
5
|
0
|
2
|
0
|
7
|
|
Quarter 2
|
April
|
7
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0
|
2
|
0
|
9
|
|
May
|
8
|
0
|
4
|
0
|
12
|
|
June
|
10
|
0
|
11
|
0
|
21
|
|
Quarter 3
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July
|
7
|
0
|
2
|
0
|
9
|
|
August
|
3
|
0
|
4
|
0
|
7
|
|
September
|
2
|
0
|
1
|
0
|
3
|
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Quarter 4
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October
|
3
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0
|
3
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0
|
6
|
|
November
|
5
|
0
|
1
|
0
|
6
|
|
December
|
4
|
0
|
1
|
0
|
5
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Year 2016
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Quarter 1
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January
|
2
|
0
|
3
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0
|
5
|
|
February
|
8
|
0
|
6
|
0
|
14
|
|
March
|
5
|
0
|
2
|
0
|
7
|
|
Quarter 2
|
April
|
8
|
0
|
4
|
0
|
12
|
|
May
|
2
|
0
|
3
|
0
|
5
|
|
June
|
7
|
0
|
9
|
0
|
16
|
|
Quarter 3
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July
|
4
|
0
|
3
|
0
|
7
|
|
August
|
5
|
0
|
4
|
0
|
9
|
|
September
|
7
|
0
|
1
|
0
|
8
|
|
Quarter 4
|
October
|
10
|
0
|
8
|
0
|
18
|
|
November
|
15
|
0
|
2
|
0
|
17
|
|
December
|
8
|
0
|
3
|
0
|
11
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|
Year 2017
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Quarter 1
|
January
|
10
|
0
|
0
|
0
|
10
|
|
February
|
2
|
0
|
0
|
0
|
2
|
|
March
|
1
|
0
|
6
|
0
|
7
|
|
Quarter 2
|
April
|
1
|
0
|
2
|
0
|
3
|
|
May
|
2
|
0
|
3
|
0
|
5
|
|
June
|
2
|
0
|
6
|
0
|
8
|
|
Quarter 3
|
July
|
3
|
0
|
3
|
0
|
6
|
|
August
|
1
|
0
|
4
|
0
|
5
|
|
September
|
7
|
0
|
6
|
0
|
13
|
|
Quarter 4
|
October
|
2
|
0
|
3
|
0
|
5
|
|
November
|
6
|
0
|
5
|
0
|
11
|
|
December
|
6
|
0
|
4
|
0
|
10
|
|
Year 2018
|
Quarter 1
|
January
|
8
|
0
|
7
|
0
|
15
|
|
February
|
5
|
0
|
1
|
0
|
6
|
|
March
|
5
|
0
|
4
|
0
|
9
|
|
Quarter 2
|
April
|
8
|
0
|
5
|
0
|
13
|
|
May
|
3
|
0
|
2
|
0
|
5
|
|
June
|
2
|
0
|
2
|
0
|
4
|
|
Quarter 3
|
July
|
6
|
0
|
5
|
0
|
11
|
|
August
|
3
|
0
|
6
|
0
|
9
|
|
September
|
2
|
0
|
5
|
0
|
7
|
|
Quarter 4
|
October
|
2
|
0
|
3
|
0
|
5
|
|
November
|
1
|
0
|
2
|
0
|
3
|
|
December
|
3
|
0
|
2
|
0
|
5
|
|
Year 2019
|
Quarter 1
|
January
|
1
|
0
|
3
|
0
|
4
|
|
February
|
1
|
0
|
5
|
0
|
6
|
|
March
|
0
|
0
|
3
|
0
|
3
|
|
Quarter 2
|
April
|
4
|
0
|
0
|
0
|
4
|
|
May
|
2
|
0
|
1
|
0
|
3
|
|
June
|
0
|
0
|
3
|
0
|
3
|
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
|
August
|
2
|
0
|
2
|
0
|
4
|
|
September
|
0
|
0
|
3
|
0
|
3
|
|
Quarter 4
|
October
|
0
|
0
|
3
|
0
|
3
|
|
November
|
0
|
0
|
0
|
0
|
0
|
|
December
|
0
|
0
|
2
|
0
|
2
|
|
Year 2020
|
Quarter 1
|
January
|
0
|
0
|
2
|
0
|
2
|
|
February
|
2
|
0
|
3
|
0
|
5
|
|
March
|
5
|
0
|
9
|
0
|
14
|
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
|
May
|
1
|
0
|
0
|
0
|
1
|
|
June
|
1
|
0
|
0
|
0
|
1
|
|
Quarter 3
|
July
|
4
|
0
|
0
|
0
|
4
|
|
August
|
1
|
0
|
0
|
0
|
1
|
|
September
|
4
|
0
|
0
|
0
|
4
|
|
Quarter 4
|
October
|
1
|
0
|
0
|
0
|
1
|
|
November
|
1
|
0
|
3
|
0
|
4
|
|
December
|
1
|
0
|
5
|
0
|
6
|
|
Year 2021
|
Quarter 1
|
January
|
5
|
0
|
6
|
0
|
11
|
|
February
|
3
|
0
|
3
|
0
|
6
|
|
March
|
0
|
0
|
5
|
0
|
5
|
|
Quarter 2
|
April
|
2
|
0
|
1
|
0
|
3
|
|
May
|
1
|
0
|
5
|
0
|
6
|
|
June
|
5
|
0
|
3
|
0
|
8
|
|
Quarter 3
|
July
|
1
|
0
|
4
|
0
|
5
|
|
August
|
1
|
0
|
4
|
0
|
5
|
|
September
|
2
|
0
|
4
|
0
|
6
|
|
Quarter 4
|
October
|
0
|
0
|
4
|
0
|
4
|
|
November
|
0
|
0
|
1
|
0
|
1
|
|
December
|
5
|
0
|
4
|
0
|
9
|
|
Year 2022
|
Quarter 1
|
January
|
1
|
0
|
5
|
0
|
6
|
|
February
|
1
|
0
|
4
|
0
|
5
|
|
March
|
2
|
0
|
0
|
0
|
2
|
|
Quarter 2
|
April
|
1
|
0
|
1
|
0
|
2
|
|
May
|
3
|
0
|
2
|
0
|
5
|
|
June
|
1
|
0
|
3
|
0
|
4
|
|
Quarter 3
|
July
|
3
|
0
|
3
|
0
|
6
|
|
August
|
1
|
0
|
1
|
0
|
2
|
|
September
|
1
|
0
|
1
|
0
|
2
|
|
Quarter 4
|
October
|
1
|
0
|
1
|
0
|
2
|
|
November
|
4
|
0
|
2
|
0
|
6
|
|
December
|
2
|
0
|
2
|
0
|
4
|
|
Year 2023
|
Quarter 1
|
January
|
3
|
0
|
2
|
0
|
5
|
|
February
|
1
|
0
|
0
|
0
|
1
|
|
March
|
1
|
0
|
4
|
0
|
5
|
|
Quarter 2
|
April
|
4
|
0
|
1
|
0
|
5
|
|
May
|
3
|
0
|
4
|
0
|
7
|
|
June
|
0
|
0
|
1
|
0
|
1
|
|
Quarter 3
|
July
|
1
|
0
|
3
|
0
|
4
|
|
August
|
4
|
0
|
5
|
0
|
9
|
|
September
|
1
|
0
|
1
|
0
|
2
|
|
Quarter 4
|
October
|
2
|
0
|
3
|
0
|
5
|
|
November
|
5
|
0
|
4
|
0
|
9
|
|
December
|
1
|
0
|
1
|
0
|
2
|
|
Year 2024
|
Quarter 1
|
January
|
1
|
0
|
2
|
0
|
3
|
|
February
|
2
|
0
|
4
|
0
|
6
|
|
March
|
6
|
0
|
12
|
0
|
18
|
|
Quarter 2
|
April
|
7
|
0
|
6
|
0
|
13
|
|
May
|
1
|
0
|
1
|
0
|
2
|
|
Total
|
486
|
0
|
409
|
0
|
895
|
