SkipLevelLength
SkipLevel
SkipLevelLength
SkipLevel
SkipLevel
... ...
level = N
level = 1
level = 0
SkipDatum
SkipDatum
... ...
DocSkip
DocFPSkip
PosFPSkip
PosBlockOffset
PayLength
PayFPSkip
SkipChildLevelPointer
Header
TermFreqs
SkipData
TermFreqs
SkipData
Footer
... ...
索引文件.doc
SkipDatum
SkipDatum
SkipDatum
SkipDatum
... ...
DocSkip
DocFPSkip
PosFPSkip
PosBlockOffset
PayLength
PayFPSkip
