. "05019499-n"^^ . "105019499"^^ . "(physics) the resistance of a material to the establishment of a magnetic field in it"@en-us . "0"^^ . . . "0"^^ . "reluctivity"^^ . . . . . . . . "103920078"@en-us . "104753077"@en-us . "reluctivity"@en-us . .