Zobrazeno 1 - 6
of 6
pro vyhledávání: '"V. A. Petina"'
Publikováno v:
Proceedings of higher educational establishments. Geology and Exploration. :59-69
Background. Drilling vibrations may cause damage to the bit and early failure of downhole instruments. The main approach to solving this problem consists in measuring downhole vibrations while drilling by adding sensors near the bit in to the bottom
Publikováno v:
InterCarto. InterGIS, Vol 22, Iss 2, Pp 34-44 (2016)
Belgorod region is among the regions with limited local surface and groundwater runoff resources at an extremely high level of agricultural, industrial and household water consumption. Groundwater is the only source of drinking water, domestic and in
Externí odkaz:
https://doaj.org/article/e172569c24bc409781eded9259d3c820
Autor:
L. L. Novykh, A. N. Petin, E. A. Zazdravnykh, A. N. Gennadiev, Thomas J. Sauer, V. I. Petina, C. L. Burras, Yu. G. Chendev
Publikováno v:
Eurasian Soil Science. 48:43-53
Shelterbelts that were created in place of meadow and meadowsteppe landscapes of the forest� steppe zone of northern continents serve as areas of carbon accumulation and participate in the formation of soil organic matter. In the Great Plains of th
Autor:
O E, Ivanova, T P, Eremeeva, E A, Korotkova, M L, Iakovenko, S G, Kuribko, V B, Fedorova, G M, Babkina, V S, Petina, T V, Vorontsova, A A, Iasinskiĭ
Publikováno v:
Voprosy virusologii. 51(6)
The paper describes a case of contamination of sewage samples by a wild poliovirus type 1 strain (Mahoney) in one of the virological laboratories of the Russian Federation. It discusses the possible sources and the mechanism of contamination, as well
Publikováno v:
Kosmicheskaia biologiia i aviakosmicheskaia meditsina. 15(3)
Toxic-hygienic examinations of water reclaimed from peroxide-containing technical fluids have shown that the water needs further purification using sorbents that contain a reducing agent. In the absence of the latter the reclaimed water exerts advers
Autor:
G V, Lobacheva, V P, Petina
Publikováno v:
Gigiena i sanitariia. (10)