private void ResearchActions(NandMRectangleCellsDrawer cellsDraw, int i, int j)
        {
            //создаём исследование
            research = new Research(FreeClass.sldManager, FreeClass.bodyDrawer.GetFacesArray());
            research.CreateStudy();

            cells.Calculation();
            cellsDraw.SetCells(cells); cellsDraw.drawCells();

            //прикладываем силы или фиксируем грани
            foreach (object[] act in action)
            {
                if (act[0].Equals("fix"))
                {
                    research.BodyParts_Select((int)act[1]);
                    research.FixFace();
                }
                else if (act[0].Equals("force"))
                {
                    research.BodyParts_Select((int)act[1]);
                    research.CreateLoad((double)act[2]);
                }
            }

            research = new Research(FreeClass.sldManager, FreeClass.bodyDrawer.GetFacesArray());
            research.CreateStudy();

            research.CreateMesh(); research.MaterialSet();
            research.RunAnalysis();

            double stress = research.GetStress(), displacement = research.GetDisplacement();

            dataGridView1.Rows[j - 1].Cells[1].Value = Math.Round(stress, cells.GetAccuracy());           // Деформация равномерное
            dataGridView1.Rows[j - 1].Cells[2].Value = Math.Round(displacement, cells.GetAccuracy()) + 5; // Смещение равномерное

            logTextBox.Text += Environment.NewLine;
            logTextBox.Text += "Итерация: " + i.ToString(); logTextBox.Text += Environment.NewLine;
            logTextBox.Text += "Напряжение(ksi): " + stress.ToString(); logTextBox.Text += Environment.NewLine;
            logTextBox.Text += "Смещение(mk): " + displacement.ToString(); logTextBox.Text += Environment.NewLine;

            // задержка
            //Thread.Sleep(2500);

            // Очищаем
            research.deleteStudy(); research = null;
            FreeClass.sldManager.swModel.ClearSelection2(true);

            cellsDraw.deleteCells();
        }