当地层中水和温度的量值变化时，地层便膨胀或收缩，依附于地层的形变测量标志也就随之而被移动。
When the content of water and temperature in the layers changes, the layers expand and contract and the measure mark of deformation is also moved.
在利用CB L-VDL测井资料进行水泥胶结评价时，地层波能量是反映第二界面水泥胶结好坏的主要标志。
When using CBL-VDL logging information to carry out cement bond evaluation, formation wave energy is major sign to reflect the second interface cement degree.
在我国上白垩统普遍见到，其地理分布广，地质时限短，可作为晚白垩世的标志分子，在地层划分对比中举足轻重。
It can be as a marker member of Late Cretaceous for its broad distribution in geography, but short duration in geologic period and well used for strata classification and correlation.
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