须知，湿布是古典家具的天敌，因为湿抹布中的水和灰沙混合后会形成颗粒状的物体，极有可能划伤家具的表面。
Notice, wet cloth is classical furniture predators, because a wet rag in the water and sand mixture will be the formation of granular objects, is very likely to scratch the surface of furniture.
加载变形过程中，样品表面形成的马氏体和晶粒状浮雕具有可逆性。
The formation of granular relief and martensite on the specimen surface seems to be reversible during deformation under loading.
现在表面略有诺比，感觉有点粒状。
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