по периметру
• Four recording heads are mounted around the periphery (or circumference) of a drum.
• Wall panels have been installed along the perimeter of each floor.
Источник:
Русско-английский научно-технический словарь
на Gufo.me
• Four recording heads are mounted around the periphery (or circumference) of a drum.
• Wall panels have been installed along the perimeter of each floor.