首页/ 题库 / [单选题]固溶体的特点是掺入外来杂质原子后原来的晶的答案

固溶体的特点是掺入外来杂质原子后原来的晶体结构不发生转变,但点阵畸变,性能变化。固溶体有有限和无限之分,其中(   )。 

单选题
2021-07-17 20:18
A、 结构相同是无限固溶的充要条件 
B、 结构相同是无限固溶的必要条件,不是充分条件 
C、 结构相同是有限固溶的必要条件
D、 结构相同不是形成固溶体的条件
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正确答案
B

试题解析

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