Natural sediment particles are not spherical . 天然泥沙顆粒不是球狀的。
The size of a sediment particle alone is usually not sufficient to describe it . 單顆泥沙的粒徑通常不足以描述其性質(zhì)。
Study on soil and sediment particle size distribution and nutrient loss 土壤及泥沙顆粒組成與養(yǎng)分流失的研究
Experimental study on effect of positively charged ion in river on the velocity of sediment particles 陽離子濃度對(duì)泥沙沉速影響實(shí)驗(yàn)研究
Effect on the flocculation sedimentation velocity in different conditions of cation concentration by concentration of sediments particles 不同離子濃度下泥沙濃度對(duì)絮凝沉降的影響