绗竴绔?/p>
鏅朵綋缁撴瀯鍜?/p>
X
灏勭嚎
1
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2
銆佸鏋滃熀鐭?/p>
a,b,c
鏋勬垚姝ｄ氦鍏崇郴锛岃瘉鏄庢櫠闈㈡棌锛?/p>
h k l
锛夌殑闈㈤棿璺濇弧瓒筹細
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2
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1
c
l
b
k
a
h
d
h
k
l
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飥?/p>
飥?
3
銆佽瘉鏄庝互涓嬬粨鏋勬櫠闈㈡棌鐨勯潰闂磋窛锛?/p>
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1
锛?/p>
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d
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=
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2
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2
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2
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鍏鏅剁郴锛?/p>
2
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4
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飥?/p>
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c
l
a
hk
k
h
d
hkl
4
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0.68
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0.74
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5
銆佽瘯璇佸瘑绉叚鏂圭粨鏋勪腑锛?/p>
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6
銆佸湪绔嬫柟鏅惰優涓紝鐢诲嚭锛?/p>
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2
2
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锛夊拰锛?/p>
0
1
2
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7
銆佸涓嬪浘锛?/p>
B
鍜?/p>
C
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锛?/p>
1
锛?/p>
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ABC
闈㈢殑瀵嗗嫆鎸囨暟锛?/p>
锛?/p>
2
锛?/p>
姹?/p>
AC
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