An artificial density correction is used for the stability on local supersonic region.

为局部超声速区解的稳定，采用人工密度修正。

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The main parts include density adjustment, exposure adjustment, pre-printing adjustment and uniformity correction.

其主要环节包括密度校正、曝光量校正、均匀性校正、印前预校色等。

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The main problem of decompaction correction is how to found a reliable porosity depth function or density depth function which expresses the compaction process of clastic rock.

碎屑岩层的去压实校正的主要问题是建立一个能正确反映岩层压实规律的孔隙度深度函数或密度深度函数。

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