前积层(foreset bed)是河流三角洲的主要部分之一,为河道尽头所看到的三角洲倾斜部分,因为三角洲沉积物沿扇形三角洲前缘沉积。由于沉积物淤积在斜坡表面上,因此产生的层理不是水平状,而是沿流向更深水域水流的方向倾斜,三角洲的横截面显示了流向 ...
To prevent illegal encroachment of forest area, the foreset department has erected metal fencing near Sri Chamundeshwari Temple atop Chamundi Hills in Mysuru (File photo) State government urged to ...