There are no electronic filters that separate truth from fiction. No cognitive "V-chip" to sort the gold from the lead.
世上不存在能够去伪存真的电子过滤器,也没有能够去芜存菁的认知芯片。
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Donors like the Bill & Melinda Gates Foundation support numerous "lab in a box" or "lab on a chip" efforts to detect diseases like sickle-cell anemia, H. I. V. and malaria.
If applied voltage is below a limit, the V-A curve of both glass and polymer chip is linear, then its electrical model can be simplified as a resistance model.