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builds engineering projects on behalf of the community.
a measure showing the number of dependents (aged 0-14 and over the age of 65) to the total...
See subordinate clause.
the factor that changes in an investigation and is not under the control of the investigator....
the variable controlled by the researcher. Also the variable that is dependent on another...
the phase change of a substance from the gas phase to the solid phase, without passing through...