By purifying the alloy melt, refining matrix grain and carbide, it is possible to increase the impact toughness of the Cr-alloyed white cast iron.
通过净化合金液，细化基体晶粒，细化碳化物可使铬合金白口铸铁的冲击韧性提高。
Nb has little effect on matrix structure of gray cast iron.
铌对过冷灰铸铁的基体组织无明显影响。
The different morphologies appearing in matrix and graphite of cast iron are controlled by different loading modes.
铸铁基体和石墨出现的不同形貌是被不同的加载方式所控制的。
Increasing the corrosion potential of the matrix not only reduces the inter-phase corrosion speed but also raises the corrosion resistance of white cast iron.
提高基体的腐蚀电位，不仅可以降低相间腐蚀速度，而且可以大幅度提高铬系白口铸铁的耐蚀性。
The experimental result in this paper shows that the theory of elastic-plastic mechanics can be basically applied to spheroidal graphite cast iron with the matrix of ferritic-pearlitic.
本文的实验结果表明，弹塑性力学的理论和假设基本适用于铁素体-球光体基体的球墨铸 铁材料。
It is found that adding vanadium can refine the high-chromium cast iron matrix, change the carbide morphology and distribution, improve the hardness and wear resistance of high chromium cast iron.
结果表明，钒的加入可显著细化高铬铸铁的基体组织，改变了碳化物的形态及分布，提高了高铬铸铁硬度及耐磨性能。
Because of the grain refining and recrystallization, the matrix was strengthened and the synthetic properties of nodular cast iron were improved.
由于晶粒细化和再结晶结果，基本得到强化，提高了球墨铸铁的综合性能。
In order to improve the abrasion-resistant on the casting surface, the low-Cr cast iron matrix composite reinforced by WC particles in sand mold was made in the experiment.
为了提高铸件表面的耐磨性，实验以低铬铸铁为基体，WC颗粒为增强体，制备出颗粒增强表面耐磨复合材料。
However, the martensitic matrix of high-chromium cast iron has excellent abrasion-resistant tissues, which used to be obtained only by means of heat treatment.
具有马氏体基体的高铬铸铁，有理想的耐磨组织，但通常要通过热处理才能得到。
This article studied the Cast-in-face process of Fast-dry coatings for producing the metal matrix composites in face.
本文研究用快干涂料法来制造金属基表面复合材料的铸渗表面合金化工艺。
The coupling matrix of high-order element and other related formulas are developed and cast in a form that is convenient for computer programming.
给出了高次元的耦合矩阵和有关公式，并将它们表示成便于编制计算机程序的形式。
Cast metallic matrix self-lubricating composites, which possess excellent antifriction, wear resistance, damping capacity, etc., have been investigated extensively.
铸造金属基自润滑复合材料具有良好的减摩、耐磨与减震性能，因而人们正在进行广泛的研究。
New development on the fabrication of metal-matrix surface composites with cast infiltration was introduced from the angles of material selection, infiltrating techniques and application.
从材料的选择、铸渗工艺、及铸渗应用等方面，介绍了国内外运用铸渗法制备钢铁基表面复合材料的新进展。
Using a prefabricated porous ferroboron lump, a surface composite layer was made on gray cast iron matrix, with a common casting method.
通过预先制备带有孔隙的硼铁合金预制块，用普通浇注的方法，获得以灰铸铁为基的铸造表面复合材料。
The mechanical properties of cast-titanium matrix composites and high-temperature titanium matrix composites after hot-forging have been investigated.
研究了铸态钛基复合材料和热锻后高温钛基复合材料的力学性能。
The cast-infiltration is a new technology for fabrication of metal matrix surface composites (MMCC).
铸渗是一种制备金属基表面复合材料的新技术。
The two body abrasion wear characteristic of Mn copper nickel alloy matrix cast tungsten carbide composite has been studied using high chromium cast iron as a reference material.
以高铬铸铁为参考材料 ，研究了真空熔铸法制备的锰白铜基铸造碳化钨复合材料的二体磨料磨损特性。
The abrasion wear mechanism of Mn copper-nickel alloy matrix-cast chromium carbide composite was studied.
研究了真空熔铸法制备的锰白铜基铸造碳化铬复合材料的二体磨料磨损机理。
In this paper, effects of Ce, La and nd on graphite morphology and matrix structure in cast iron with various sulphur content and under various cooling rate have been studied.
研究了不同含硫量和不同冷却速度下铈、镧和钕对铸铁石墨形态和基体组织的影响。试验表明，不同的稀土元素在铸铁中的行为是不一样的。同时，硫和冷却速度对稀土元素的作用有重要的影响。
By means of cast-in process, a fusion layer is formed between the hard metal and the matrix. Therefore, the problem existing in the combination of hard metal and matrix is solved.
采用镶铸工艺，使硬质合金与截齿体之间产生熔合层，解决了硬质合金与截齿体之间的结合问题。
By means of cast-in process, a fusion layer is formed between the hard metal and the matrix. Therefore, the problem existing in the combination of hard metal and matrix is solved.
采用镶铸工艺，使硬质合金与截齿体之间产生熔合层，解决了硬质合金与截齿体之间的结合问题。
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