Ефимов, Александр Евгеньевич. Технологическое обеспечение качества поверхности гидроцилиндров горного оборудования на основе предварительного локального лазерного воздействия [Электронный ресурс]: автореф. дис. … канд. техн. наук: 05.02.08 / Ефимов Александр Евгеньевич; Санкт-Петербургский горный университет ; науч. рук. В. В. Максаров. — Электрон. текстовые дан. (1 файл : 1,40 Мб). — Санкт-Петербург, 2017. — Загл. с титул. экрана. — Электронная версия печатной публикации. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Adobe Acrobat Reader 7.0. — <URL:http://elib.spbstu.ru/dl/2/r17-34.pdf>. — <URL:http://doi.org/10.18720/SPBPU/2/r17-34>.
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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
|
|
Year 2017
|
Quarter 2
|
May
|
15
|
0
|
11
|
0
|
26
|
|
June
|
6
|
0
|
4
|
0
|
10
|
|
Quarter 3
|
July
|
5
|
0
|
5
|
0
|
10
|
|
August
|
10
|
0
|
7
|
0
|
17
|
|
September
|
9
|
0
|
8
|
0
|
17
|
|
Quarter 4
|
October
|
8
|
0
|
15
|
0
|
23
|
|
November
|
6
|
0
|
12
|
0
|
18
|
|
December
|
7
|
0
|
19
|
0
|
26
|
|
Year 2018
|
Quarter 1
|
January
|
5
|
0
|
12
|
0
|
17
|
|
February
|
6
|
0
|
18
|
0
|
24
|
|
March
|
6
|
0
|
14
|
0
|
20
|
|
Quarter 2
|
April
|
6
|
0
|
10
|
0
|
16
|
|
May
|
7
|
0
|
11
|
0
|
18
|
|
June
|
4
|
0
|
15
|
0
|
19
|
|
Quarter 3
|
July
|
4
|
0
|
2
|
0
|
6
|
|
August
|
1
|
0
|
14
|
0
|
15
|
|
September
|
7
|
0
|
7
|
0
|
14
|
|
Quarter 4
|
October
|
4
|
0
|
5
|
0
|
9
|
|
November
|
3
|
0
|
1
|
0
|
4
|
|
December
|
3
|
0
|
2
|
0
|
5
|
|
Year 2019
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Quarter 1
|
January
|
4
|
0
|
3
|
0
|
7
|
|
February
|
1
|
0
|
1
|
0
|
2
|
|
March
|
0
|
0
|
7
|
0
|
7
|
|
Quarter 2
|
April
|
0
|
0
|
4
|
0
|
4
|
|
May
|
1
|
0
|
2
|
0
|
3
|
|
June
|
1
|
0
|
1
|
0
|
2
|
|
Quarter 3
|
July
|
0
|
0
|
2
|
0
|
2
|
|
August
|
1
|
0
|
9
|
0
|
10
|
|
September
|
5
|
0
|
4
|
0
|
9
|
|
Quarter 4
|
October
|
0
|
0
|
8
|
0
|
8
|
|
November
|
2
|
0
|
2
|
0
|
4
|
|
December
|
3
|
0
|
6
|
0
|
9
|
|
Year 2020
|
Quarter 1
|
January
|
1
|
0
|
3
|
0
|
4
|
|
February
|
2
|
0
|
8
|
0
|
10
|
|
March
|
9
|
0
|
8
|
0
|
17
|
|
Quarter 2
|
April
|
3
|
0
|
0
|
0
|
3
|
|
May
|
4
|
0
|
1
|
0
|
5
|
|
June
|
2
|
0
|
1
|
0
|
3
|
|
Quarter 3
|
July
|
3
|
0
|
0
|
0
|
3
|
|
August
|
1
|
0
|
0
|
0
|
1
|
|
September
|
5
|
0
|
0
|
0
|
5
|
|
Quarter 4
|
October
|
7
|
0
|
0
|
0
|
7
|
|
November
|
2
|
0
|
7
|
0
|
9
|
|
December
|
3
|
0
|
4
|
0
|
7
|
|
Year 2021
|
Quarter 1
|
January
|
9
|
0
|
5
|
0
|
14
|
|
February
|
3
|
0
|
1
|
0
|
4
|
|
March
|
4
|
0
|
1
|
0
|
5
|
|
Quarter 2
|
April
|
2
|
0
|
3
|
0
|
5
|
|
May
|
2
|
0
|
2
|
0
|
4
|
|
June
|
8
|
0
|
4
|
0
|
12
|
|
Quarter 3
|
July
|
6
|
0
|
2
|
0
|
8
|
|
August
|
5
|
0
|
3
|
0
|
8
|
|
September
|
3
|
0
|
2
|
0
|
5
|
|
Quarter 4
|
October
|
2
|
0
|
9
|
0
|
11
|
|
November
|
3
|
0
|
7
|
0
|
10
|
|
December
|
3
|
0
|
5
|
0
|
8
|
|
Year 2022
|
Quarter 1
|
January
|
1
|
0
|
6
|
0
|
7
|
|
February
|
1
|
0
|
7
|
0
|
8
|
|
March
|
6
|
0
|
3
|
0
|
9
|
|
Quarter 2
|
April
|
0
|
0
|
3
|
0
|
3
|
|
May
|
4
|
0
|
5
|
0
|
9
|
|
June
|
1
|
0
|
4
|
0
|
5
|
|
Quarter 3
|
July
|
5
|
0
|
4
|
0
|
9
|
|
August
|
6
|
0
|
4
|
0
|
10
|
|
September
|
3
|
0
|
3
|
0
|
6
|
|
Quarter 4
|
October
|
2
|
0
|
4
|
0
|
6
|
|
November
|
3
|
0
|
5
|
0
|
8
|
|
December
|
10
|
0
|
4
|
0
|
14
|
|
Year 2023
|
Quarter 1
|
January
|
1
|
0
|
5
|
0
|
6
|
|
February
|
7
|
0
|
0
|
0
|
7
|
|
March
|
10
|
0
|
4
|
0
|
14
|
|
Quarter 2
|
April
|
2
|
0
|
5
|
0
|
7
|
|
May
|
4
|
0
|
4
|
0
|
8
|
|
June
|
1
|
0
|
3
|
0
|
4
|
|
Quarter 3
|
July
|
0
|
0
|
2
|
0
|
2
|
|
August
|
4
|
0
|
6
|
0
|
10
|
|
September
|
3
|
0
|
4
|
0
|
7
|
|
Quarter 4
|
October
|
4
|
0
|
9
|
0
|
13
|
|
November
|
1
|
0
|
11
|
0
|
12
|
|
December
|
1
|
0
|
7
|
0
|
8
|
|
Year 2024
|
Quarter 1
|
January
|
2
|
0
|
6
|
0
|
8
|
|
February
|
1
|
0
|
2
|
0
|
3
|
|
March
|
0
|
0
|
4
|
0
|
4
|
|
Quarter 2
|
April
|
7
|
0
|
6
|
0
|
13
|
|
Total
|
322
|
0
|
447
|
0
|
769
|
