cupola

1.The Porsche turret had a curved mantlet and the commander's cupola was offset to the left.

“保捷”炮塔拥有弧护，指挥圆舱位于炮塔偏左侧。

2.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.

研究了5t冷风冲天炉熔炼过程中,风量、风压、增碳率和硅烧损率随熔炼变化规律。

3.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.

橡胶护板覆盖着指挥塔，观察孔及车身机枪孔，但这种设备容易被吹离车内。