isotherm

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isotherm

 [i´so-therm]
a line on a map or chart depicting the boundaries of an area in which the temperature is the same.
References in periodicals archive ?
where grad T--temperature gradient, [DELTA]T--temperature increment, [DELTA]no--direction of isothermal lines in the direction of the normal line.
The first graph shows the nodal values of the temperature for R = 0.2cm, while the second graph shows the condition of the isothermal lines which appear inside the thermal field.
The first graph shows the temperature values and their distribution in the area under consideration, while the second graph shows the condition of the isothermal lines which appear inside the thermal field.