英语词汇impurity levels怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

短语

1
Recovery operations should be adequately controlled so impurity levels do not increase over time.
应该对回收操作进行充分的控制，从而使杂质不会随着时间积累。
2
Only significant changes in elemental impurity levels, leading to a different conclusion should be reported.
只有当元素杂质水平有重大变更时，才会需要报告其导出的不同结论。
3
Basing on the density-functional theory, the paper presents a method of calculating the isolated impurity levels in doped semiconductors.
提出一种计算掺杂半导体中孤立杂质能级的方法，该方法建立在密度函数理论基础之上。

单词	impurity levels
释义	impurity levels 简明释义杂质能阶：指物质中存在的杂质的程度或数量。网络释义 1 ?杂质能级杂质能级短语 1 deep impurity levels 深杂质能级 2 impurity energy levels 杂质能级双语例句 1 Recovery operations should be adequately controlled so impurity levels do not increase over time. 应该对回收操作进行充分的控制，从而使杂质不会随着时间积累。 2 Only significant changes in elemental impurity levels, leading to a different conclusion should be reported. 只有当元素杂质水平有重大变更时，才会需要报告其导出的不同结论。 3 Basing on the density-functional theory, the paper presents a method of calculating the isolated impurity levels in doped semiconductors. 提出一种计算掺杂半导体中孤立杂质能级的方法，该方法建立在密度函数理论基础之上。
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