public void ReactionProcessCB_Load(object sender, EventArgs e) { lstCalibrationResultInfo.Clear(); comBoxEditCalibName.Properties.Items.Clear(); comboBoxCalibTime.Properties.Items.Clear(); Calibrator calibrator = new Calibrator(); calibrationResultInfoAndTimeCUVNOAdd(calibrator.QueryCalibrationResultInfoAndTimeCUVNO("QueryCalibrationResultInfoAndTimeCUVNO", calibrationResult)); }