00775naa#a2200193#i#450# EN\\bibl\3919 /en/manage/index 20251102025707.7 20200413b2020####ek#y0engy0150####ca RU INVESTIGATION OF THE TANGENT OF THE DIELECTRIC LOSS ANGLE OF POLYURETHANE COMPOSITE MATERIALS Conference article/thesis Bryansk Bryansk State Technical University 2020 4 с. Conference article/thesis local Инженерное дело. Техника в целом. Транспорт. 62 Технология машиностроения. 55.13 grnti Pesterova Liliya Fedorovna Shakirova Ol'ga Grigor'evna fht.editorum.ru /en/manage/index