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pro vyhledávání: '"Gulmira Baizakova"'
Autor:
Zhanar Kusbergenova, Gulmira Baizakova
Publikováno v:
Technobius. 2:0028
Road construction is an important part of economic development, and the most pressing problem is improving the quality of road surfaces. Road pavements are a combination of mineral fillers and bitumen, in which bitumen is used as a durable waterproof