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retard |
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retard [ri′tärd] (civil engineering) A permeable bank-protection structure, situated at and parallel to the toe of a slope and projecting into a stream channel, designed to check stream velocity and induce silting or accretion. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Rheology II (Mooney scorch) In figure 2, both the fatty acid process promoter and the zinc soap show lower viscosity, but significantly longer scorch times, making both of these products act as retarders. 25C(c)(2), the term is defined as including the wall and roof assemblies, insulation, air/vapor retarders, windows and weather-stripping and caulking. Quarter and half wave retarders are available in three standard wavelength ranges from 400nm to 1600nm. |
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