Some new preparation methods are also analyzed.
简述了一些新的制备方法。
It is helpful to improve techniques or develop new preparation methods of Cu-based composite.
希望对铜基复合材料工艺改善和研制新型铜基复合材料有所帮助。
Methods Special toxicological experiments of the preparation were carried ant according to "a Research of New Herb".
方法根据《中药新药研究指南》，进行该制剂的特殊毒理实验研究。
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