So, therefore in this case it is very much important that is this is even the heating and noise systems are to be checked whether they should not make the noise or from the adjacent rooms and corridors.
म्हणून, अशा प्रकारांमध्ये छोट्या छोट्या आवाजाचे नियंत्रण करावे. शेजारच्या खोलीतून आणि बाहेरून पण आवाज येता कामा नये.