通过对海南文昌县涣文村老红砂剖面的野外调查和磁化率测量，绘制了该剖面磁化率曲线；分析了剖面磁化率特征与剖面颜色及红化过程的关......

<正>Coherent structures develop due to an instability process on smooth beds under turbulent flow conditions and they ar......

The Old Red Sand is composed of brown-red, red, or orange-yellow semi-cemented and medium-fine sand sediment, mainly dis......