射线衍射（XRD）测试表明ITO薄膜的晶粒尺寸随膜内氧的摩尔分数增加而增大，随氧气比例增加薄膜（400）晶向消失。
XRD test showed that grain size of ITO films increased and crystallization direction(400) disappeared with more oxygen flow.
在消失模铸造过程中，模样尺寸变化直接影响铸件的尺寸精度。
The changes of pattern size directly affect the dimensional accuracy of casting in the EPC process.
结果表明，与砂型铸件相比，消失模法生产的铸件尺寸精度及质量提高，工艺出品率提高到65%以上。
Results showed that compared with sand casting castings, dimension precision and quality of lost pattern castings can be improved and rate of finished products can be increased up to65percent.
发现，采用消失模铸造耐磨槽铸件，尺寸精度高，表面质量好，组织致密，使用寿命可提高50%以上。
It was found that the wear-resistant trough cast with EPC process was of high dimension accuracy, good surface quality, dense structure, and its working life could be increased by more than50%.
发现，采用消失模铸造耐磨槽铸件，尺寸精度高，表面质量好，组织致密，使用寿命可提高50%以上。
It was found that the wear-resistant trough cast with EPC process was of high dimension accuracy, good surface quality, dense structure, and its working life could be increased by more than50%.
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