The sediment of water body is the main carrier of heavy metal elements, their contents reflect the environmental quality in the water system.
水体沉积物是重金属元素的重要载体，其含量高低能够反应水系环境质量状况。
2
This paper describes the types of sediment in the cyclic cooling watersystem, and its formation reasons and detriments.
本文阐述了循环冷却水系统中沉积物的类型及其产生的原因和危害。
3
In a special circulating system with high velocity flow, boundary shear stresses in clear water flow, aerated flow and sediment laden flow are measured.