النتائج (
الإنجليزية) 3:
[نسخ]نسخ!
1.To explain this simple fact is not very easy. To explain this fact you must know certain rules. 2. To find the mass of the electron was then of prime importance. To use electric currents properly we must be able to detect and measure them. 3. To insulate is to surround a conductor with insulating material. To explain why the temperatures of the observed bodies are quite different one should refer to the laws of hydrodynamics.
يجري ترجمتها، يرجى الانتظار ..