band pass filter是什么意思 band pass filter怎么读
band pass filter的用法和样例
- A multilayer band-pass infrared thin film optical filter has been desi gned and manufactured which use lead telluride and zinc sulfide as thin film mat erials.
采用碲化铅和硫化锌作为镀膜材料，研制了空间红外光学系统使用的红外多层带通滤光片。
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