The results of measurements on paste type R20 battery showed that Zn electrode polarization played an important role on the sharp drop of cell voltage near the end of the discharge.
本文给出R20糊式电池测量实例。这实例表明锌电极极化对放电后期电池电压突降的影响是重要的。
A new colour plastic trademark design for tin-base of the R20 type moisture "resistant battery used instead of traditional paper trademark was discussed."
本文对传统全防潮R20型电池商标改彩塑商标后的铁底进行设计。它克服了铁底松动、接触不良等问题。
A new colour plastic trademark design for tin-base of the R20 type moisture "resistant battery used instead of traditional paper trademark was discussed."
本文对传统全防潮R20型电池商标改彩塑商标后的铁底进行设计。它克服了铁底松动、接触不良等问题。
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