Civil 3D Settings Abbreviations: General Text abbreviations.

C3DTC_General Text Abbreviations

        public void setInfinityAbv(string abv)
        {
            civilDoc.Settings.DrawingSettings.AbbreviationsSettings.GeneralText.Infinity = abv;
        }

        public void setLeftAbv(string abv)
        {
            civilDoc.Settings.DrawingSettings.AbbreviationsSettings.GeneralText.Left = abv;
        }

        public void setRightAbv(string abv)
        {
            civilDoc.Settings.DrawingSettings.AbbreviationsSettings.GeneralText.Right = abv;
        }