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释义
the world > physical sensation > cleanness and dirtiness > sanitation > provision of sewers > sewage treatment > [noun] > apparatus for sewage treatment (10)
septic tank1896

A covered receptacle in which the solid components of sewage are retained and allowed to undergo decomposition by anaerobic bacteria. Also as a…

percolating filter1901

a type of filter used in the treatment of sewage, usually after the removal of suspended solids, consisting of a bed of inert, porous material such…

contact bed1902

a tank containing porous material through which sewage is filtered in order that contact with the bacterial organisms and atmospheric oxygen in…

trickling filter1903

= percolating filter n. at percolating, n. compounds.

bacteria bed1913

a contact bed (see contact, n. compounds 2).

sedimentation tank1920

a tank in which sewage is allowed to stand so that the solid matter in suspension may have time to settle.

septic1929

Originally Australian. Now also North American. In elliptical use. A septic tank (septic tank, n. 1); a wastewater system incorporating a septic tank.

comminutor1939

A device for reducing the size of solid particles in sewage, consisting of a vertical slotted metal drum that rotates against one or more fixed…

Subcategories:

— test of suitability for septic tank (2)
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更新时间:2025/1/24 11:04:23