Смирнов, М.С. Расчет арок и кольцевых систем [Электронный ресурс]: Учеб.пособие / М.С. Смирнов, Б.М. Евдокимов; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 499 Кб). — Санкт-Петербург, 2003. — Загл. с титул. экрана. — Доступ из локальной сети ИБК СПбПУ. — Adobe Acrobat Reader 4.0. — <URL:http://elib.spbstu.ru/dl/local/372.pdf>.
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 2013
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Quarter 1
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January
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0
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0
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1
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0
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1
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February
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0
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0
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0
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0
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0
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March
|
0
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0
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0
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0
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0
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Quarter 2
|
April
|
0
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0
|
0
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0
|
0
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May
|
0
|
0
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0
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0
|
0
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June
|
0
|
0
|
0
|
0
|
0
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Quarter 3
|
July
|
0
|
0
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0
|
0
|
0
|
August
|
0
|
0
|
0
|
0
|
0
|
September
|
0
|
0
|
0
|
0
|
0
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Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
November
|
0
|
0
|
0
|
0
|
0
|
December
|
0
|
0
|
1
|
0
|
1
|
2014
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
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February
|
0
|
0
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0
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0
|
0
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March
|
0
|
0
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0
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0
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0
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Quarter 2
|
April
|
0
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0
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0
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0
|
0
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May
|
0
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0
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0
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0
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0
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June
|
0
|
0
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0
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0
|
0
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Quarter 3
|
July
|
0
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0
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0
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0
|
0
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August
|
0
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0
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0
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0
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0
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September
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0
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0
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0
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0
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0
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Quarter 4
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October
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0
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0
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0
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0
|
0
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November
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0
|
0
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0
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0
|
0
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December
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0
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0
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0
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0
|
0
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2015
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Quarter 1
|
January
|
0
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0
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0
|
0
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0
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February
|
0
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0
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0
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0
|
0
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March
|
0
|
0
|
0
|
0
|
0
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Quarter 2
|
April
|
0
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0
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0
|
0
|
0
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May
|
0
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0
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0
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0
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0
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June
|
0
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0
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0
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0
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0
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Quarter 3
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July
|
0
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0
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0
|
0
|
0
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August
|
0
|
0
|
0
|
0
|
0
|
September
|
0
|
0
|
0
|
0
|
0
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
November
|
0
|
0
|
0
|
0
|
0
|
December
|
0
|
0
|
0
|
0
|
0
|
2016
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
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February
|
0
|
0
|
0
|
0
|
0
|
March
|
0
|
0
|
0
|
0
|
0
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
May
|
0
|
0
|
0
|
0
|
0
|
June
|
0
|
0
|
0
|
0
|
0
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Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
August
|
0
|
0
|
0
|
0
|
0
|
September
|
0
|
0
|
0
|
0
|
0
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
November
|
0
|
0
|
0
|
0
|
0
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December
|
0
|
0
|
0
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0
|
0
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2017
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
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February
|
0
|
0
|
0
|
0
|
0
|
March
|
0
|
0
|
0
|
0
|
0
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
May
|
0
|
0
|
0
|
0
|
0
|
June
|
0
|
0
|
0
|
0
|
0
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
August
|
0
|
0
|
0
|
0
|
0
|
September
|
0
|
0
|
0
|
0
|
0
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
November
|
0
|
0
|
0
|
0
|
0
|
December
|
0
|
0
|
0
|
0
|
0
|
2018
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
|
February
|
0
|
0
|
0
|
0
|
0
|
March
|
0
|
0
|
0
|
0
|
0
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
May
|
0
|
0
|
0
|
0
|
0
|
June
|
0
|
0
|
0
|
0
|
0
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
August
|
0
|
0
|
0
|
0
|
0
|
September
|
0
|
0
|
0
|
0
|
0
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
November
|
0
|
0
|
0
|
0
|
0
|
December
|
0
|
0
|
0
|
0
|
0
|
2019
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
|
February
|
0
|
0
|
0
|
0
|
0
|
March
|
0
|
0
|
0
|
0
|
0
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
May
|
0
|
0
|
0
|
0
|
0
|
June
|
0
|
0
|
0
|
0
|
0
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
August
|
0
|
0
|
0
|
0
|
0
|
September
|
0
|
0
|
0
|
0
|
0
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
November
|
0
|
0
|
0
|
0
|
0
|
December
|
0
|
0
|
0
|
0
|
0
|
Year 2020
|
Quarter 1
|
January
|
0
|
0
|
1
|
0
|
1
|
February
|
0
|
0
|
2
|
0
|
2
|
March
|
0
|
0
|
1
|
0
|
1
|
Quarter 2
|
April
|
0
|
0
|
1
|
0
|
1
|
May
|
0
|
0
|
0
|
0
|
0
|
June
|
0
|
0
|
0
|
0
|
0
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Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
August
|
0
|
0
|
0
|
0
|
0
|
September
|
0
|
0
|
0
|
0
|
0
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
November
|
0
|
0
|
0
|
0
|
0
|
December
|
0
|
0
|
0
|
0
|
0
|
Year 2021
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
|
February
|
0
|
0
|
0
|
0
|
0
|
March
|
0
|
0
|
0
|
0
|
0
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
May
|
0
|
0
|
0
|
0
|
0
|
June
|
0
|
0
|
0
|
0
|
0
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
August
|
0
|
0
|
0
|
0
|
0
|
September
|
0
|
0
|
0
|
0
|
0
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
November
|
1
|
0
|
1
|
0
|
2
|
December
|
2
|
0
|
0
|
0
|
2
|
Year 2022
|
Quarter 1
|
January
|
0
|
0
|
0
|
0
|
0
|
February
|
0
|
0
|
0
|
0
|
0
|
March
|
1
|
1
|
0
|
0
|
2
|
Quarter 2
|
April
|
0
|
0
|
0
|
0
|
0
|
May
|
0
|
0
|
0
|
0
|
0
|
June
|
0
|
0
|
0
|
0
|
0
|
Quarter 3
|
July
|
0
|
0
|
0
|
0
|
0
|
August
|
0
|
0
|
0
|
0
|
0
|
September
|
0
|
0
|
0
|
0
|
0
|
Quarter 4
|
October
|
0
|
0
|
0
|
0
|
0
|
November
|
0
|
0
|
0
|
0
|
0
|
December
|
0
|
0
|
0
|
0
|
0
|
Total
|
4
|
1
|
8
|
0
|
13
|