books خطوط فرونهوفر
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# Characteristic of the Fraunhofer line
# Why is the modem used in phone lines?
# Fraunhofer Society
# The discoveries of Joseph von Fraunhofer
# Fraunhofer Spectrum
# Fraunhofer district
# land lines
# facial lines
# Bold lines
# front lines
# Fashion lines
# red lines
# background lines
# railway lines
# Autocad lines
# electric transmission lines
# Arabic lines
# Transmission lines and optical fibers
# Israels attacks on the armistice lines
# fire lines
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خطوط فرونهوفر (Info)
خطوط فرونهوفر:- خطوط سوداء تظهر في طيف الإشعاع الشمسي، ناتجة عن الامتصاص الحاصل بسبب الظروف الخارجية للشمس وفي الجو (المعجم الموحد لمصطلحات الاستشعار عن بعد)
