Which of the following are the properties of amorphous solids?
A、long-range order
B、don’t have fixed melting points
C、anisotropic各向异性
D、short-range order
E、isotropic各向同性
A、long-range order
B、don’t have fixed melting points
C、anisotropic各向异性
D、short-range order
E、isotropic各向同性
A、plasticity塑性
B、impact strength冲击强度
C、brittleness脆性
D、malleability可锻性
A、ductility延展性
B、elasticity弹性
C、plasticity塑性
D、malleability可锻性
A、ductility延展性
B、impact strength冲击强度
C、tensile strength抗拉强度
D、hardness硬度
A、ductile延展的
B、brittle脆的
C、hard硬的
D、strong强壮的
A、ductility延展性
B、plasticity塑性
C、malleability可锻性
D、elasticity弹性
A、Body Defects
B、Planar Defects
C、Line Defects
D、Point Defects
A、actual crystallizing temperature(实际结晶温度) is always below theoretic crystallizing temperature(理论结晶温度).
B、actual crystallizing temperature is always equal to theoretic crystallizing temperature.
C、actual crystallizing temperature is always higher than theoretic crystallizing temperature.
D、actual crystallizing temperature and theoretic crystallizing temperature have no relationship.
A、Under a constant temperature恒定温度下
B、A certain temperature range某一个温度范围
C、Above freezing temperature高于凝固温度
D、all of above
A、crystallization结晶
B、cooling冷却
C、solidification凝固
D、freezing冻结
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