neutron-neutron(n-n)logging
field gamma ray full spectrometer
field gamma spectrum survey
selective gamma gamma log
Mixed Field isolated strains of Hog Cholera Virus
neutron epithermal neutron log
neutron thermal neutron log
mixed steaming of mixed grains
mixed major gene plus polygene mixed inheritance m
a system of a major field of specialization plus a minor field
added electric field and magnetic field