Keywords - ð¾ñ‚ð¾ð¿ð»ðµð½ð¸ðµ

На отопление жилых домов ежегодно в стране расходуется около 150 миллионов тонн условного топлива. Эта цифра убедительно показывает, как важно искать пути уменьшения потерь тепла в зданиях. Именно с этой целью были введены в действие новые строительные нор
Точикистон Онлайн · 2642 days ago 0 3398
 

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