Kontroli havoi zoni kar дар хонахо ва майдони боз барои sanoathoi khatarzoi, khatarzoi otash, khimik, neftkhimik va neftpazirob, digar sanoathoi muhim baroi andozagiri avtomatikii pirozgar boi massai umumii koncentratsiyai uglevodorodhoi S1 – S10 (bo hisobi karbon). Prinsipi andozagiri – optiko-absorbsion.
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