Detail
Type Ab. - Norderfeld is a Abbau (Surface Mine).
Kr Apenrade - The Kreis for Norderfeld is Apenrade. A Kreis is a government district (similar to a U.S. county).
See Klipleff Schleswig - A See notation means the entry is dependent on another entry. In this case, Norderfeld is dependent on Klipleff Schleswig, which should be consulted for additional information.
Vgl Nordfeld - A Vgl (Vergleiche) notation lists places with similar spellings that you may want to compare. In this case, you may want to try searching for Nordfeld.