diff --git a/src/views/spectrumAnalysis/components/BetaGammaSpectrum.vue b/src/views/spectrumAnalysis/components/BetaGammaSpectrum.vue
index 7848706..02a3b65 100644
--- a/src/views/spectrumAnalysis/components/BetaGammaSpectrum.vue
+++ b/src/views/spectrumAnalysis/components/BetaGammaSpectrum.vue
@@ -100,7 +100,7 @@ const twoDOption = {
       show: false,
     },
     min: 0,
-    max: 1024,
+    max: 512,
     interval: 128,
   },
   yAxis: {
@@ -435,7 +435,7 @@ export default {
         let graphicHeight = this.$refs.TwoChartRef.clientHeight
         graphic1.shape.height = graphicHeight
         let minleft = this.myChart.convertToPixel({ xAxisId: '2' }, 0)
-        let maxRight = this.myChart.convertToPixel({ xAxisId: '2' }, 1024)
+        let maxRight = this.myChart.convertToPixel({ xAxisId: '2' }, 512)
         graphic1.position = [
           this.myChart.convertToPixel({ xAxisId: '2' }, minX),
           this.myChart.convertToPixel({ yAxisId: '3' }, maxY),
@@ -582,7 +582,7 @@ export default {
       const [graphic1, graphic2] = this.dragOption.graphic
       const { minX, maxX, minY, maxY, color } = this.boundaryData
       this.twoDOption.xAxis.min = 0
-      this.twoDOption.xAxis.max = 1024
+      this.twoDOption.xAxis.max = 512
       this.twoDOption.yAxis.min = 0
       this.twoDOption.yAxis.max = 4096
 
@@ -637,7 +637,7 @@ export default {
 
         const [x1, y2, x2, y1] = [...point1, ...point2] // 根据解析出的数据确定真实的范围
 
-        const rangeNumberFuncX = rangeNumber(0, 1024)
+        const rangeNumberFuncX = rangeNumber(0, 512)
         const rangeNumberFuncY = rangeNumber(0, 4096)
 
         this.twoDOption.xAxis.min = rangeNumberFuncX(x1)