零模为除去这些可见分界线提供了机会，可使用湿磨、抛光的方法。
The zero mold presents an opportunity to remove these witness lines by wet sanding, buffing and polishing.
介绍了消失模铸造衬铁的工艺，通过消失模铸造与湿砂型铸造的比较，得出消失模铸造的优点。
This paper introduces the technique of EPC casting iron linner. Made a comparison between EPC casting and green sand casting, the advantage of EPC casting is obtained.
拆模后用湿草席养护时，墙体各部位温度下降缓慢，温度应力较小。
But when the concrete is covered with wet straw, the temperature in walls decrease slowly and thermal stresses levels are lower.
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