前言： 针对EPS 陶瓷壳型精铸失模时容易裂壳的现象，对EPS消失模精密铸造工艺进行了研究。

Respecting the cracking phenomenon of ceramic shell, the pattern removing technique of EPS mold was investigated.

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用碎玻璃来装修是最新的趋势之一。把镜子，陶瓷，铝屑，甚至牡蛎壳结合起来，它能制造出色彩丰富的窗户，台面和地板。

For remodeling, broken glass is one of the latest trends. Combined with mirrors, porcelain, aluminum shavings, even oyster shells, it creates colorful Windows, countertops and flooring.

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以线性压电理论为基础，分析了压电陶瓷圆柱壳的扭转振动问题。

Torsional vibration of a circular piezoelectric shell of polarized ceramics mounted on a rotationally vibrating base was analyzed.

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