impurity level meaning in English
不纯度
杂质含量
杂质量
杂质能级
杂质能阶
Examples
- Deep impurity level
深度杂质能级 - The band structure reveals the form of the impurity levels due to the substitutional impurity in semiconductors
掺杂模型的能带结构显示，由于在半导体母体中进行杂质原子取代而形成了杂质能级。 - Application : mainly used as catalyst for poly - condensation of polyester . improved poly - condensation time especially in continuous processes . significantly reduced impurity levels in pet resin
用途：主要用作聚酯缩聚催化剂，比三氧化二锑易溶于乙二醇中，具有活性高，不易堵塞管道，缩聚时间短，能提高聚酯产品的质量等特点。