avenge 发表于 2025-3-27 00:11:36
http://reply.papertrans.cn/59/5860/585936/585936_31.pngCAJ 发表于 2025-3-27 01:48:15
Leonard Cairns,Margaret Mallochnanopowders were synthesized by the precipitation method from zirconium sulfate precursors. Precipitates were dried at .C for 72 h, and CaCO. powders were added to dried powders. Then this powder mixture was calcinated at .C for 1 h. And the second powder mixture was prepared by adding wt.%10 Al.O.案发地点 发表于 2025-3-27 08:05:01
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