SADI Muslihuddin Abumuhammad Abdulloh ibni Mushrifuddin (1203/8, Sheroz—1292, hamon jo), shoir, nasrnavis va mutafakkiri fors-tojik. …
Mufassal »ETIDOLI ShABU RUZ
ETIDOLI ShABU RUZ, lahzaeet, ki dar on markazi qursi Oftob hangomi harakati zohirii solonaash az rui ekliptika ekvatori osmoniro meburad. Dar ruzhoi etidol davomati ruz dar tamomi Zamin (gayr az nohiyahoi nazdiqutbi) ba davomati shab taqriban barobar ast. Dar natijai refraksiya va nisbatan kalon budani diametri kunjii Oftob davomati ruz …
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