MNBAQ will celebrate the opening of the pavilion, which coincides with québec's national holiday, by offering three days of free admission and an open-air festival.

魁北克国家艺术博物馆庆祝开馆的时间恰逢国家法定假日，因此，博物馆将提供三天免费的入场券以及露台音乐表演。

The experiment and calculating example show when concentration of polymer solution increases angle of lag of valve ball opening increases and pump admission coefficient drops.

试验和计算实例表明，随着聚合物浓度的增加，阀球开启滞后角度增大，泵充满系数降低。