Enumerations for _NMR_probe.Type (An open enumeration)
cryogenically cooled	enumeration_text
double resonance	enumeration_text
home built	enumeration_text
inverse coil	enumeration_text
room temperature	enumeration_text
saddle coil	enumeration_text
solenoid coil	enumeration_text
transmission line	enumeration_text
triple resonance	enumeration_text