string(3) "DDD"
NULL
string(3) "AAA"
string(3) "CCC"
string(4) "user"
NULL
NULL
string(3) "CCC"
string(4) "user"
NULL
E 1 مقاله : فناوری های باستان Al-Jazari’s water clocks. An archaeological reconstruction and comparative analysis of the peacock clock and the dragon clock
E 1 مقاله : فناوری های باستان Al-Jazari’s water clocks. An archaeological reconstruction and comparative analysis of the peacock clock and the dragon clock
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