"steadily maintained" — Kollokationen-Wörterbuch Englisch

steadily maintained Kollokation
Automatische Übersetzung (wir garantieren seine Korrektheit nicht): stale utrzymać
  1. maintain Verb + steadily Adverb
    Schwache Kollokation

    The town has steadily maintained a population of around 3000 since the 1940s, though industries responsible for its growth have come and gone.