This paper introduced the precision casting process of the crown guide blade, and the existing problems have been further analyzed.

介绍了自带冠导叶片精铸工艺方案，分析了存在的问题。

youdao

The precision controls during investing casting process based on SLS are researched and analyzed, and some means to solve the precision problems are put forward.

对基于SLS技术的精密铸造过程中的精度控制进行了研究分析，并提出了解决办法。

youdao

According to formation process, superalloys are divided into deformation alloy, precision casting alloy and powder alloy.

根据形成过程，分为变形高温合金合金，精密合金，粉末合金铸造。

youdao