00604naa#a2200193#i#450# EN\\bibl\12293 20240509025914.4 1999-8775 20160630b2016####ek#y0engy0150####ca RUS RU FIRMWARE REALIZATION FOR OPTIMUM CUTTING SPEED DEFINITION AT HARD-TO-MACHINE MATERIAL WORKING Journal article Bryansk Bryansk State Technical University 2016 9 с. Journal article local Kozlova Mariya Serebrennikova Anzhela Gennadievna Kharina Olga bstu.editorum.ru