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一种作蓄电池用的好材料──铅─钙合金印度加赖古迪市中央电化学研究所对传统的铅蓄电池用的Ｐｂ─０．５％Ｃａ合金成分进行了调整改进，冶炼时添加了０．５％的诸如Ａｌ２Ｏ３、ＳｉＣ和ＴｉＯ２等粉料，采用了铅的真空蒸发、涂敷铅─钢粉末和铅─玻璃粉工艺，使材料表...
A good material for batteries ─ ─ lead ─ calcium alloy India’s Caryatidi Central Institute of Chemical on the traditional lead-acid batteries Pb â ‰ ¤ 0.5% Ca alloy components were adjusted to add smelting 0.5% of such as Al2O3, SiC and TiO2 powder, the use of lead vacuum evaporation, coated with lead ─ ─ steel powder and lead ─ ─ glass powder technology to make the material ...