【摘要】 研究了水玻璃型壳在不同温度下的热变形特征。结果表明，材料和工艺对其有重要影响更多还原

【Abstract】 In the paper, the hot deformation properties of sodium silicate shell in different temperature and different technology are studied. The results show that the material and roasting technology have an important effect.\=更多还原