klimatizácia 2 [vynechat] vetranie 2 [vynechat] acoustics 1 [vynechat] akustika 1 [vynechat] hluk 1 [vynechat] noise 1 [vynechat] protection against noise 1 [vynechat] protihlukové opatrenia 1 [vynechat] sound propagation 1 [vynechat] technical acoustics 1 [vynechat] technická akustika 1 [vynechat] vibration 1 [vynechat] vibrácie 1 [vynechat] vzduchotechnika 1 [vynechat] šírenie zvuku 1 [vynechat]