![](https://lstatic.shangxueba.com/jiandati/h5/images/m_q_title.png)
Miller indices for crystal directions are expressed in ______ with no commas separating the numbers.
A) < >
B) ( )
C) [ ]
D) { }
A) < >
B) ( )
C) [ ]
D) { }
A、It's pure luck that works in such a crisis.
B、It's mental strength that works in such a crisis.
C、It's friendship that works in such a crisis.
D、It's government power that works in such a crisis.
A、A plane in a crystal.
B、All the parallel planes within a crystal.
C、The miller indice is unique.
D、Different planes must have different miller indices.
A) σ-ε
B) s-N
C) τ-γ
D) T-θ
A) Thermal conductivity ofmaterials has a varied relationship to temperature.
B) Oriented polymers have much lower conductivities than unoriented polymers.
C) Incorporation of element to metals reduces the thermal conductivity.
D) Metals have comparatively high thermal conductivities while polymers have rather low values.
A) Noble gases
B) Active
C) Group 5 elements
D) Stable
为了保护您的账号安全,请在“简答题”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!