Astaş Yantu Taş Atölyesi bilgileri
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Faydalı Bilgiler
Wayne Ball (water) : A spirally grooved, inflatable, semihard rubber ball designed for hydraulic cleaning of sewer pipes. See BALLING and SEWER BALL.
Oxidation Ditch (water) : The oxidation ditch is a modified form of the activated sludge process. The ditch consists of two channels placed side by side and connected at the ends to produce one continuous loop of wastewater flow and a brush rotator assembly placed across the channel to provide aeration and circulation.
JEOLOJİ : Yerbilim, yer bilimi.
Gemi merdiveni: Rıht yüksekliği fazla, basamak genişliği az, metal yada ahşap dik merdiven.
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