Do you perform the impedance test and your capability & frequency?please describe how to control impedance and retain the coupon sample.
是否有做阻抗测试?频率和能力如何?请描述你们怎样控制阻抗和保留的样品?。
Do you perform the impedance test and your capability & frequency?please describe how to control impedance and retain the coupon sample.
是否有做阻抗测试?频率和能力如何?请描述你们怎样控制阻抗和保留的样品?。
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