并且，在任一个浇满了熔银的坩埚中，银原子中的电子一半是向上转,另一半是向下转。

And, in any arbitrary crucible full of molten silver, half of them are going to be spin-up and half of them are going to be spin-down.

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半湿物料粘壁主要与喷雾干燥塔结构、雾化器结构、安装、操作以及热风在塔内的运动状态有关。物料熔点低于干燥温度时容易产生热熔性粘壁。

The wall sticking of half wet material is concerned to the structure, fixing and operation of spray drying tower and sprayer, the motion of hot air in tower.

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研究方法和主要成果如下：使用电阻炉熔炼a356铝合金，并采用斜坡冷却法进行半固态熔体的制备。

Research method and main results is as following: Using electrical resistance furnace and cooling slope to melt A356 aluminum alloy and gain the semi-solid slurry.

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