Deserts are chosen and loved by all, irrespective of their age groups. No one can deny that the taste of sweetness in…
Deserts are chosen and loved by all, irrespective of their age groups. No one can deny that the taste of sweetness in…
As the name of the heat exchanger implies, this device has a duty of heat exchange between two fluids. the fluids can…
The following is the full text of the speech delivered on October 7, 2015 by Ayatollah Khamenei, the Supreme Leader of…