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1.Sampling Technique for Trace Lead in Atmospheric Flying dust by CA-CN Microporous Filter Sheet
用CA-CN型微孔滤膜采集大气飘尘中痕量铅收藏指正
2.in process, the thickness tolerance of green sheet is ±1.5 μm, the lamination or cutting tolerance is ±50 μm, and filter’s center frequency is deviated a lot due to the delamination.
工艺上应控制流延生瓷片厚度±1.5μm、叠层/切割误差±50μm,工艺中的分层缺陷则导致器件性能劣化,中心频率严重偏移。收藏指正
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