<正>Plain carbon steel Q215 honeycomb sandwich panels were manufactured by brazing in a vacuum furnace.Their character- ......

针对碱性二次锌电池负极活性物质碳包覆后容量较低的不足,采用一步热处理凝胶前驱体制备锌负极用碳包覆纳米ZnO (nano-ZnO@C)材料,......