Levitation melting is used instead of graphite crucible heating.
用悬浮熔融代替石墨坩埚加热方法。
In addition, the solid liquid interface shape was controlled by changing geometric parameters, such as quartz crucible, graphite support thickness and cooling radius.
同时通过改变石英坩埚、石墨托厚度，冷源半径等几何参数来达到控制固液界面形状的目的。
The sample is heated in are-fractory crucible instead of graphite or quartz crucible.
装载试样的坩埚由耐火材料制成，而不用石墨坩埚或石英坩埚。
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