Sewage treatment. Waste water being mechanically stirred during the aeration phase at a waste water treatment works. The purpose of aeration is to promote the growth of microorganisms which degrade the organic matter contained in the effluent. The microorganisms form a flocculant, or sludge, a proportion of which is removed and treated separately.
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Details
Creative#:
TOP03228057
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
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N/A
Property Release:
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No
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