Everyone knows that an SPF rating of 60 provides double the protection of SPF 30 - or does it?
每个人知道，一个60防晒系数评分等级提供加倍防晒系数30的防护-或做它？
TCM is realized to get the rating electric parameter and foil capacitance of double-layer capacitor.
使用时间常数法实现了对电容额定电气参数和电容全特性的测量。
TCM is realized to get the rating electric parameter and foil capacitance of double-layer capacitor.
使用时间常数法实现了对电容额定电气参数和电容全特性的测量。
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