drag flow造句

The fact that grain of sand is fine or silty , with thin layer and little - scale scours means that the water energy was low . grain analysis tells its transiting character between turbulent flow and drag flow with the same character as sub - fan . in the core , every sequence is positive rhythm and debris flow that is not developed in delta was also found
岩电关系分析表明，孔隙度与声波时差成正相关关系，与自然伽玛呈负相关关系，而渗透率与孔隙度具有较好的指数关系，据此建立了解释模型，在测井数据标准化的基础上进行了测井解释，较为准确地反映了井点处的物性特征。
It's difficult to find drag flow in a sentence. 用drag flow造句挺难的