Directional solidification process is an important part that of the physical metallurgy of solar energy polysilicon.
定向凝固工艺是物理冶金法制备太阳能级多晶硅的一个重要环节。
It is very important to investigate and optimize the directional solidification process to obtain a high purity and integrated ingot.
为了获得高纯度的完整硅锭，探究和优化定向凝固过程非常重要。
The production process for making poly silicon mainly includes directional solidification and casting methods.
多晶硅锭的制备工艺主要包括定向凝固法及浇铸法。
Single-crystal casts are obtained with the technology of directional solidification, the reasonable technique is discussed and the growing process of single crystal is analyzed.
用定向凝固技术制作单晶铸件；摸索合理可行的工艺方法；分析晶粒生长淘汰过程。
Single-crystal casts are obtained with the technology of directional solidification, the reasonable technique is discussed and the growing process of single crystal is analyzed.
用定向凝固技术制作单晶铸件；摸索合理可行的工艺方法；分析晶粒生长淘汰过程。
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