<https://ref-com.ru/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://ref-com.ru/shop/avtomatika/regulyatory/davleniya-preobrazovateli-regulyatory/danfoss-r-134-r-290-korpus-davleniya-preobrazovateli-regulyatory/pl01-danfoss-r-134-r-290-korpus-davleniya-preobrazovateli-regulyatory/kv/regulyator-davleniya-kvp-35-2/>