Refactor code structure for improved readability and maintainability

data/pdf_chunks/page_6.txt

@@ -0,0 +1,42 @@
+=== 第 6 页切片结果 ===
+图片: page_6.png
+MD5: 4c7cdc6905a0bb9d38b4ccbb7ea9526a
+文本长度: 518 字符
+切片大小: 500 字符
+切片数量: 2 个
+
+--- Chunk 0 ---
+长度: 500 字符
+内容:
+’$’
+CD!/)-#(0)+
+TU?>7?fzAW0*+Zb@ABC9:0)kWb,D?EF!
+’$"
+EFGHIJ!12)3-&)%’+4+,(0)+
+<5GYC12345??@H"IBJCBCH"IKLMDNFW!Oc*?PQ!
+’$(
+KLMNO;P#!5QR$!’%,(-1#+/)+3,-’’&+(26+’-&
+BCRAD@2\S?2H"T?@)k7UBCVB)k7?\]6D#@="$!
+< $!KLMNO;P#!.QR$AS
+’$&
+TUVWX!+762,+’6)2()0,%21
+lW)XbSTG"vYO12345?EFGHI%
+/$!Z.N[\W[]^E"_‘_‘GNGHaf]\)00&b_clde7fp\’$#00
+?ghqi+’
+1$!C[jkyN"]\[]?Ef;<?[]?EFGHil’
+2$!C[jkyN"GHil]\#$"00"9:<sm[<5G?ghi2Wbx*?[]?E
+FGHil!
+’$#
+YZ[\!-,,%,(860,$8)2’
+)\<|FJK12;<12345m"lWRCn?GH!
+’$)
+]^_!9-#.8()+-’&+
+12345NiWU12oE?
+
+--- Chunk 1 ---
+长度: 18 字符
+内容:
+GH!
+"
+!"!"#"#!$%%&
+