Principle of original horizontality, principle of superposition, principle of lateral continuity, principle of crosscutting relationship and unconformity.
始地层水平律、叠置律水平连续律、切割律、不整合。
;
何的;
;理Principle of original horizontality, principle of superposition, principle of lateral continuity, principle of crosscutting relationship and unconformity.
始地层水平律、叠置律水平连续律、切割律、不整合。
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