The variation laws of blast volume,blast pressure,recarburizing rate and silicon loss were studied during the melting process of 5 t cold blast cupola.
Rubber sheeting covered the commander's cupola, the mantlet and the hull machine-gun, but this could be blown away from inside the vehicle by means of an electrical detonator.
She showed him an Eastern town with flat roofs and cupolas and minarets. In the foreground was a group of palm-trees, and under them were resting two Arabs and some camels.
By now he felt tired, and, with a last glance at the church of St. Mark, at its cupola, where on the bluish lead bright patches of phosphorescent light shone in the rays of the moon, they turned slowly homewards.