Sentence examples for background level were assumed from inspiring English sources
In the time course analysis, values below 5% (the approximate background level) were assumed to be zero, and values above 95% were assumed to be 100%.
In the time course analysis, values below the approximate background level were assumed to be zero, and values above 95% were assumed to be 100% (Sherman et al., 1978).
If a similar level is assumed in the present pre-perfusion samples, this will mean that during the perfusion BDE-209 accumulates in both the perfused cotyledon and the surrounding tissue with concentrations 20- and 100-times the background, respectively.
Regional pollutant concentrations aggregated to the census block group level that exceeded background levels were reduced linearly, whereas we assumed that concentrations at or below the background level would be unaffected by changes in emissions.
The background level was defined as the level at which low level transcription becomes indistinguishable from other background signals.
Therefore spots near the background level have a higher QM if the background level is higher.
Background concentrations in air were assumed to follow the same trend as air emissions, and background concentrations in water were assumed to be zero (the same assumption used in the Level III models).
Office workers were assumed to have background exposures.
Participants who were exposed to aircraft noise during only part of the follow-up period were assumed to have been exposed to a background noise level of 47 dB(A) during the time they lived at unexposed addresses.
Background ions are assumed to satisfy the charge neutralization.
