Based on the traditional technology and the practice, some key links of pottery masks such as clay selection, filter processing, drying and baking are presented.

通过向传统学习和基于实践，论述了陶土的选择、过滤、加工、干燥与烧成等土陶脸谱烧制的几个重要工艺环节。

youdao

Hexi Reservoir Project, applying filter design, is introduced, which is made up of clay central core and sandy gravel dam according to the gradation curve of clay and gravel.

介绍了合溪水库工程的概况，选用坝型为粘土心墙砂砾石坝，根据粘土和砂砾石料场的颗分曲线，对反滤料进行了设计。

youdao

Hexi Reservoir Project, applying filter design, is introduced, which is made up of clay central core and sandy gravel dam according to the gradation curve of clay and gravel.

介绍了合溪水库工程的概况，选用坝型为粘土心墙砂砾石坝，根据粘土和砂砾石料场的颗分曲线，对反滤料进行了设计。

youdao