A proof of it is a fact that the gypsum elements of ancient buildings,ancient statues were perfectly preserved in spite of the fact that they had been lied in the ground soil for several centuries.
A proof of it is a fact that the gypsum elements of ancient buildings,ancient statues were perfectly preserved in spite of the fact that they had been lied in the ground soil for several centuries.
user
Доказом цьому служить той факт, що гіпсові елементи старовинних будівель, древні статуї - чудово збереглися, незважаючи на те, що пролежали в землі декілька століть. Вогнетривкість гіпсової ліпнини
assistant