diff --git a/gmtxy-image2.sh b/gmtxy-image2.sh
index d255b5a..7184463 100755
--- a/gmtxy-image2.sh
+++ b/gmtxy-image2.sh
@@ -3,6 +3,27 @@
 . gmt_shell_functions.sh
 # 包含dispOption脚本
 . dispOptions
+# 定义一个函数 执行输入的语句或者将其显示在屏幕上
+RunOrEcho()
+{
+	first_str=`echo ${2//	/''}`
+	if [[ x${3} != x ]]; then
+		sec_str=`echo ${3//	/''}`
+	fi
+
+	if [[ ${1} == 1 ]]; then
+		${first_str}
+		if [[ x${3} != x ]]; then
+			${sec_str}
+		fi
+	else
+		if [[ x${3} != x ]]; then
+			printf "%s\n%s\n" "${first_str}" "${sec_str}"
+		else
+			printf "%s\n" "${first_str}"
+		fi
+	fi
+}
 # GMT显示平面数据脚本，输入文件为网格文件，没有包含网格化语句因为网格化过程中的情况多样化，建议在其他脚本中个别添加再调用此脚本
 # 准备几个常用的排版参数组 记录的参数包括 图片的宽度 默认坐标标示设定 色标位置 色标的大小 标示字体大小 
 com_layouts=("1.5i,WesNZ,0.1i/-0.2i,1.3i/0.05i+h,10.5p" \
@@ -161,32 +182,19 @@ else
 	fi
 
 	# 设置绘图参数
-	if [[ ${run_command} == 0 && ${from_open} == '>' ]]; then
-		echo "gmt gmtset \
-FONT_ANNOT_PRIMARY=${layouts[4]},Times-Roman,black \
-MAP_FRAME_PEN=thinnest,black \
-MAP_GRID_PEN_PRIMARY=thinnest,black \
-MAP_TICK_PEN_PRIMARY=thinnest,black \
-MAP_TICK_LENGTH_PRIMARY=1p/0.5p \
-MAP_TITLE_OFFSET=7.5p \
-MAP_GRID_CROSS_SIZE_PRIMARY=2p \
-FONT_LABEL=${layouts[4]},Times-Roman,black \
-MAP_FRAME_AXES=${frameset} \
-MAP_LABEL_OFFSET=2.5p \
-MAP_ANNOT_OFFSET_PRIMARY=2.5p"
-	else
-		gmt gmtset \
-		FONT_ANNOT_PRIMARY=${layouts[4]},Times-Roman,black \
-		MAP_FRAME_PEN=thinnest,black \
-		MAP_GRID_PEN_PRIMARY=thinnest,black \
-		MAP_TICK_PEN_PRIMARY=thinnest,black \
-		MAP_TICK_LENGTH_PRIMARY=1p/0.5p \
-		MAP_TITLE_OFFSET=7.5p \
-		MAP_GRID_CROSS_SIZE_PRIMARY=2p \
-		FONT_LABEL=${layouts[4]},Times-Roman,black \
-		MAP_FRAME_AXES=${frameset} \
-		MAP_LABEL_OFFSET=2.5p \
-		MAP_ANNOT_OFFSET_PRIMARY=2.5p
+	if [[ ${from_open} == '>' ]]; then
+		RunOrEcho ${run_command} "gmt gmtset \
+			FONT_ANNOT_PRIMARY=${layouts[4]},Times-Roman,black \
+			MAP_FRAME_PEN=thinnest,black \
+			MAP_GRID_PEN_PRIMARY=thinnest,black \
+			MAP_TICK_PEN_PRIMARY=thinnest,black \
+			MAP_TICK_LENGTH_PRIMARY=1p/0.5p \
+			MAP_TITLE_OFFSET=7.5p \
+			MAP_GRID_CROSS_SIZE_PRIMARY=2p \
+			FONT_LABEL=${layouts[4]},Times-Roman,black \
+			MAP_FRAME_AXES=${frameset} \
+			MAP_LABEL_OFFSET=2.5p \
+			MAP_ANNOT_OFFSET_PRIMARY=2.5p"
 	fi
 
 	# 处理-B选项的参数
@@ -198,26 +206,14 @@ MAP_ANNOT_OFFSET_PRIMARY=2.5p"
 		axistick[1]=${axistick[1]}g${axistick[1]}
 	fi
 
-	if [[ ${run_command} == 0 ]]; then
-		echo "gmt grd2cpt ${data} -C${color} -R${range} -Z -D > ${cptfile}"
-	else
-		gmt grd2cpt ${data} -C${color} -R${range} -Z -D > ${cptfile}
-	fi
+	RunOrEcho ${run_command} "gmt grd2cpt ${data} -C${color} -R${range} -Z -D > ${cptfile}"
 
 	if [[ $plotgrad == 1 ]]; then
 		gradfile=${data%.*}Grad.nc
 		if [[ $gridData == 'null' ]]; then
-			if [[ ${run_command} == 0 ]]; then
-				echo "gmt grdgradient ${data} -G${gradfile} -Nt -A0/45"
-			else
-				gmt grdgradient ${data} -G${gradfile} -Nt -A0/45
-			fi
+			RunOrEcho ${run_command} "gmt grdgradient ${data} -G${gradfile} -Nt -A0/45"
 		else
-			if [[ ${run_command} == 0 ]]; then
-				echo "gmt grdgradient ${gridData} -G${gradfile} -Nt -A0/45"
-			else
-				gmt grdgradient ${gridData} -G${gradfile} -Nt -A0/45
-			fi
+			RunOrEcho ${run_command} "gmt grdgradient ${gridData} -G${gradfile} -Nt -A0/45"
 		fi
 
 		if [[ ${run_command} == 0 ]]; then
@@ -243,11 +239,7 @@ MAP_ANNOT_OFFSET_PRIMARY=2.5p"
 
 	# 画多边形
 	if [[ $polyfile != 'null' ]]; then
-		if [[ ${run_command} == 0 ]]; then
-			echo "gmt psxy ${polyfile} -JX${layouts[0]}/${pic_height}i -W0.25p,black,- -R${range} -L -K -O >> $psfile"
-		else
-			gmt psxy ${polyfile} -JX${layouts[0]}/${pic_height}i -W0.25p,black,- -R${range} -L -K -O >> $psfile
-		fi
+		RunOrEcho ${run_command} "gmt psxy ${polyfile} -JX${layouts[0]}/${pic_height}i -W0.25p,black,- -R${range} -L -K -O >> $psfile"
 	fi
 
 	#添加号码
@@ -267,21 +259,11 @@ MAP_ANNOT_OFFSET_PRIMARY=2.5p"
 	#如果unit等于km则在cptfile后面添加+Uk
 	if [[ ${plot_colorbar} == 1 ]]; then
 		if [[ ${unit} == 'km+Uk' ]]; then
-			if [[ ${run_command} == 0 ]]; then
-				echo "gmt psscale -Dx${layouts[2]}+w${layouts[3]} -C${cptfile}+Uk -Bx${bartick} -By+l${unit} \
--X${bar_origin[0]}i -Y${bar_origin[1]}i -O -K >> $psfile"
-			else
-				gmt psscale -Dx${layouts[2]}+w${layouts[3]} -C${cptfile}+Uk -Bx${bartick} -By+l${unit} \
-				-X${bar_origin[0]}i -Y${bar_origin[1]}i -O -K >> $psfile
-			fi
+			RunOrEcho ${run_command} "gmt psscale -Dx${layouts[2]}+w${layouts[3]} -C${cptfile}+Uk -Bx${bartick} -By+l${unit} \
+				-X${bar_origin[0]}i -Y${bar_origin[1]}i -O -K >> $psfile"
 		else
-			if [[ ${run_command} == 0 ]]; then
-				echo "gmt psscale -Dx${layouts[2]}+w${layouts[3]} -C${cptfile} -Bx${bartick} -By+l${unit} \
--X${bar_origin[0]}i -Y${bar_origin[1]}i -O -K >> $psfile"
-			else
-				gmt psscale -Dx${layouts[2]}+w${layouts[3]} -C${cptfile} -Bx${bartick} -By+l${unit} \
-				-X${bar_origin[0]}i -Y${bar_origin[1]}i -O -K >> $psfile
-			fi
+			RunOrEcho ${run_command} "gmt psscale -Dx${layouts[2]}+w${layouts[3]} -C${cptfile} -Bx${bartick} -By+l${unit} \
+				-X${bar_origin[0]}i -Y${bar_origin[1]}i -O -K >> $psfile"
 		fi
 	fi
 
@@ -296,25 +278,12 @@ MAP_ANNOT_OFFSET_PRIMARY=2.5p"
 		fi
 
 		# 输出 eps 和 png 文件
-		if [[ ${run_command} == 0 ]]; then
-			echo "gmt psconvert $psfile -A -TEG -E300"
-		else
-			gmt psconvert $psfile -A -TEG -E300
-		fi
+		RunOrEcho ${run_command} "gmt psconvert $psfile -A -TEG -E300"
 
 		# 删除临时文件 使用linux终端rm命令
-		if [[ ${run_command} == 0 ]]; then
-			echo "rm $cptfile $psfile gmt.history gmt.conf"
-		else
-			rm $cptfile $psfile gmt.history gmt.conf
-		fi
-
+		RunOrEcho ${run_command} "rm $cptfile $psfile gmt.history gmt.conf"
 		if [[ $plotgrad == 1 ]]; then
-			if [[ ${run_command} == 0 ]]; then
-				echo "rm $gradfile"
-			else
-				rm $gradfile
-			fi
+			RunOrEcho ${run_command} "rm $gradfile"
 		fi
 
 		# 在终端显示图像 此命令需要imgcat.sh脚本和iTerm终端