全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:E. G. Ershova , E. V. Ponomarenko ...
来源:[J].Eurasian Soil Science(IF 0.216), 2018, Vol.51 (6), pp.613-627Springer
摘要:Abstract(#br)Several series of well-developed paleosols of different ages have been examined on the Moskva River floodplain. In the beginning of the Holocene, forest-steppe biomes were widespread in this area, and dark-humus (Black) soils with stable humate humus and without feat...
作者:E. Ya. Gimpel'man , L. B. Khoroshavin , E. G. Ershova
来源:[J].Refractories, 1985, Vol.26 (5-6), pp.268-272Springer
摘要:Conclusions(#br)A system is proposed consisting of a single complex system for the production of refractory concretes and the algorithm of its functioning is described. The task of making a mathematical model and optimizing the technology of refractory concretes is considered. Th...

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