Ветюков, Юрий Михайлович. Крутильно-продольные колебания бурильной колонны с долотом режущего типа [Электронный ресурс]: автореф. дис. ... канд. техн. наук: 01.02.06 / Ю.М. Ветюков; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 927Кб). — Санкт-Петербург, 2004. — Загл. с титул. экрана. — Электрон. версия печ. публикации. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Adobe Acrobat Reader 4.0. — <URL:http://elib.spbstu.ru/dl/728.pdf>.
|
Period
|
Read
|
Print
|
Copy
|
Open
|
Total
|
|
Year 2012
|
Quarter 1
|
2
|
0
|
2
|
0
|
4
|
|
Quarter 2
|
7
|
0
|
5
|
0
|
12
|
|
Quarter 3
|
3
|
0
|
8
|
0
|
11
|
|
Quarter 4
|
5
|
0
|
19
|
0
|
24
|
|
Year 2013
|
Quarter 1
|
6
|
0
|
5
|
0
|
11
|
|
Quarter 2
|
15
|
0
|
4
|
0
|
19
|
|
Quarter 3
|
16
|
0
|
2
|
0
|
18
|
|
Quarter 4
|
9
|
0
|
7
|
0
|
16
|
|
Year 2014
|
Quarter 1
|
7
|
0
|
1
|
0
|
8
|
|
Quarter 2
|
13
|
0
|
4
|
0
|
17
|
|
Quarter 3
|
9
|
0
|
5
|
0
|
14
|
|
Quarter 4
|
12
|
0
|
8
|
0
|
20
|
|
Year 2015
|
Quarter 1
|
34
|
1
|
1
|
0
|
36
|
|
Quarter 2
|
27
|
0
|
3
|
0
|
30
|
|
Quarter 3
|
18
|
0
|
10
|
0
|
28
|
|
Quarter 4
|
28
|
0
|
24
|
0
|
52
|
|
Year 2016
|
Quarter 1
|
19
|
0
|
9
|
0
|
28
|
|
Quarter 2
|
59
|
1
|
12
|
0
|
72
|
|
Quarter 3
|
22
|
0
|
3
|
0
|
25
|
|
Quarter 4
|
19
|
0
|
15
|
0
|
34
|
|
Year 2017
|
Quarter 1
|
11
|
0
|
9
|
0
|
20
|
|
Quarter 2
|
19
|
0
|
23
|
0
|
42
|
|
Quarter 3
|
15
|
0
|
14
|
0
|
29
|
|
Quarter 4
|
7
|
0
|
20
|
0
|
27
|
|
Year 2018
|
Quarter 1
|
7
|
0
|
74
|
0
|
81
|
|
Quarter 2
|
11
|
0
|
98
|
0
|
109
|
|
Quarter 3
|
9
|
0
|
45
|
0
|
54
|
|
Quarter 4
|
20
|
0
|
56
|
0
|
76
|
|
Year 2019
|
Quarter 1
|
8
|
0
|
29
|
0
|
37
|
|
Quarter 2
|
5
|
0
|
92
|
0
|
97
|
|
Quarter 3
|
5
|
0
|
43
|
0
|
48
|
|
Quarter 4
|
3
|
0
|
84
|
0
|
87
|
|
Year 2020
|
Quarter 1
|
16
|
0
|
45
|
0
|
61
|
|
Quarter 2
|
17
|
0
|
1
|
0
|
18
|
|
Quarter 3
|
10
|
0
|
0
|
0
|
10
|
|
Quarter 4
|
13
|
0
|
40
|
0
|
53
|
|
Year 2021
|
Quarter 1
|
12
|
1
|
42
|
0
|
55
|
|
Quarter 2
|
3
|
0
|
42
|
0
|
45
|
|
Quarter 3
|
8
|
0
|
33
|
0
|
41
|
|
Quarter 4
|
5
|
0
|
29
|
0
|
34
|
|
Year 2022
|
Quarter 1
|
10
|
0
|
24
|
0
|
34
|
|
Quarter 2
|
9
|
0
|
38
|
0
|
47
|
|
Quarter 3
|
9
|
0
|
35
|
0
|
44
|
|
Quarter 4
|
10
|
0
|
43
|
0
|
53
|
|
Year 2023
|
Quarter 1
|
6
|
0
|
45
|
0
|
51
|
|
Quarter 2
|
6
|
0
|
77
|
0
|
83
|
|
Quarter 3
|
7
|
0
|
17
|
0
|
24
|
|
Quarter 4
|
3
|
0
|
21
|
0
|
24
|
|
Year 2024
|
Quarter 1
|
1
|
0
|
42
|
0
|
43
|
|
Quarter 2
|
2
|
0
|
12
|
0
|
14
|
|
Total
|
597
|
3
|
1,320
|
0
|
1,920
|
