The phrase "as a reference level" is correct and usable in written English.
It can be used when discussing a baseline or standard against which other measurements or comparisons are made.
Example: "We will use the average temperature of the last decade as a reference level for our climate study."
Alternatives: "as a baseline" or "as a standard reference".
The model allows quantifying groundwater input under natural conditions, which can be used as a reference level for stressed conditions.
Thermal NO concentrations measured in the two types of burners under pure water injection conditions serve as a reference level for the subsequent N-doped water results.
The study sheds light on the Main Line's potential as a reference level when assessing postglacial landscape development and highlights the significance of episodic erosional events in cold climate regimes.
Because Mars has no oceans and hence no "sea level", a zero-elevation surface also had to be selected as a reference level; this is also called the areoid of Mars, analogous to the terrestrial geoid.
Recently, the completeness of locomotor disorder records in these databases has been evaluated using farmers' recordings as a reference level.
Metastases or lymph node status was considered in the analysis as dummy variables using 'negative' as a reference level.
As it supplies only a reference level, the power requirements were small and so a Torex linear low-dropout regulator (LDO) XC6204 in a SOT-25 package was selected.
As a reference point, the maximum contaminant level for drinking water set by the U.S. EPA is 3 μg/L atrazine (U.S. EPA 2002).
Tumor location was classified as proximal or distal, with the cystic duct as a reference point, and CA 19-9 levels were classified as median values.
As a reference point, the global CpG methylation levels in the DKOzero cell line are below what has been observed for wild-type ES cells grown in 2i/LIF conditionSupplementaryntary Fig. 1a).
In 1984, Kron et al. described originally the technique as an open system for single IAP measurement at the bedside using the symphysis pubis (SP) as a zero reference level and with IAP expressed in centimeters of water [9].
