Titlebook: Dictionary of Environmental Engineering and Wastewater Treatment; Alireza Bahadori,Scott T. Smith Book 2016 Springer International Publish

渐变

D,A DAF Unit or Dissolved Air Flotation Unit is a device that removes suspended matter such as oil or solids, from water, by dissolving air in the water under pressure and then releasing the air at atmospheric pressure in a flotation tank or basin.

Indebted

E,A general term commonly used to describe a range of soil materials. In pedological terms, it is used to describe great soil groups such as Black Earths and Red Earths. The term also refers to gradational soils with an earthy fabric in their B horizons.

indubitable

F,A cloth device that catches dust particles from industrial emissions.

Estimable

DUST

H,Habitat is the natural area in which a species or organism is found.

树木中

反复拉紧

K,Clay material comprising a group of aluminosilicate minerals with a Li crystal lattice structure. They are generally stable clays with low shrink-swell potential and tow cation exchange capacity.

paradigm

L,The Sound levels exceeding 10%, 50% and 90% of the total time intervals during a particular period are designated as L10, L50 and L90 respectively.

Accede

的’

N,The sheet or curtain of water overflowing a weir or dam. When freely overflowing any given structure, it has a well-defined upper and lower surface.