the electric circuit is com- of fluorine (a substance highly transparent to any error as to the radiation will result in a much smaller pleted to the induction coil. A shield which fits over relative error with respect to the temperature. In radiation and the presence of which does not alter to the… … German alloy of cop- of short dura- per and nickel con- tion, ‘and the taining 60 percent of current may each,
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