purity quotient
英
美
- 纯度
双语例句
- The purity of the water is tested regularly.
水的纯度定期检测。 - Why is high purity polycrystalline silicon necessary?
为啥多晶硅需要高纯度？
相关词汇
大家正在查
Copyright © 2023 256查询网 All Rights Reserved
