显示特定的主要刻度c#图表

using System;
using System.Windows.Forms;
using System.Windows.Forms.DataVisualization.Charting;

namespace ChartExample
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            // 创建一个图表控件
            Chart chart = new Chart();
            chart.Dock = DockStyle.Fill;

            // 创建一个图表区域
            ChartArea chartArea = new ChartArea();
            chart.ChartAreas.Add(chartArea);

            // 创建一个序列，并添加数据点
            Series series = new Series();
            series.ChartType = SeriesChartType.Line;
            series.Points.AddXY(1, 10);
            series.Points.AddXY(2, 20);
            series.Points.AddXY(3, 15);
            series.Points.AddXY(4, 25);
            chart.Series.Add(series);

            // 设置X轴的主要刻度
            chartArea.AxisX.MajorTickMark.Interval = 1;
            chartArea.AxisX.MajorTickMark.Enabled = true;

            // 将图表控件添加到窗体中
            this.Controls.Add(chart);
        }
    }
}