blue lead是什么意思 blue lead怎么读
blue lead的用法和样例
- The carbon, which is protected within a sandwich of other materials, is more effective than metallic lead at exchanging protons with the acid during charging and discharging.
在充放电过程中，夹在其他材料层之间的碳可以比金属铅更有效的与酸进行质子交换。
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