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матрица коэффициентов stresses
econ.	coefficient matrix
math.	matrix of coefficients (системы линейных уравнений)
phys.	matrix of coefficients
матрица из коэффициентов
seism.	matrix of coefficients

матрица коэффициентов: 45 phrases in 15 subjects

Aerohydrodynamics	2
Aviation	7
Biology	2
Computer networks	1
Economy	4
Electronics	3
Finances	3
Information technology	3
Makarov	6
Mass media	1
Mathematics	6
Programming	4
Quality control and standards	1
Statistics	1
Telecommunications	1