The stages or steps in a casting process are the making of a suitable mold, the melting of the material, the filling or pouring of the material into the cavity, and the solidification.

铸造工艺中的阶段或步骤包括制作适当的铸型，融化材料，将材料充满或灌注进型腔和凝固。

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The fluid material takes the shape of the die cavity and this geometry is finally stabilized by the solidification of the material.

液体材料充满型腔，随着材料的凝固，零件的几何形状最终固定下来。

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Dental amalgams, the silver-colored material used to fill teeth after removal of a cavity, include liquid mercury and a powder that contains silver, tin, copper, zinc, and other metals.

银色的汞合金在牙科中被用于填充牙齿患病后残留的腔洞，合金包括液态的汞和粉末状的银、锡、铜、锌以及其他金属。

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They did this by putting pieces of silicon or one of a number of other solid materials inside a shoe-box-sized cavity and zapping the material with microwaves from a metal tip.

ECONOMIST: Ball lightning