However, the processing performance of the material is very poor and the cold processing forming technology is still difficult for breakthrough.
但是，这类材料的加工性能很差，冷加工成型技术尚难突破。
The influence of cold processing and heat treating (sintering) technology on the microstructure and critical current density of strip materials have been studied.
研究了冷加工工艺及热处理(烧结)工艺对带材微观结构和临界电流密度的影响。
The relationship between strength and ductility was studied by statistical method, and the effect of cold processing on aging characterization was also investigated.
采用统计方法研究了强度与塑性关系，并研究了冷加工对时效性能的影响。
Cold-cross-rolling is a new cold processing technique espevially applicable for technical improvement of middle-small size enterprises.
冷斜轧是一种适应中小型无缝钢管企业改进工艺的新型钢管冷加工工艺。
Cold-cross-rolling is a new cold processing technique espevially applicable for technical improvement of middle-small size enterprises.
冷斜轧是一种适应中小型无缝钢管企业改进工艺的新型钢管冷加工工艺。
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