1.Manual  assembly and manualcomponent repair is more difficult and requires highly skilled operators and moreexpensive tools, this is due to the small component sizes and lead spacing’s ofmany SMDs. Handling of small surface mount technology components canbe difficult, requiring tweezers,…

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The Persians – Modern Iran ·     Travel for military purposeo  During Achaemenid Empire, by Cyrus the greato  To conquer the regiono  Persipolis (the city of Persians) was builtwhich now become one of the heritage in Iran and become a tourist attractionnowadayso  The grand Nasqh-e Jahan Square…

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