批料组合物中 K_2O的量对熔体中腐殖土的偏析有影响。
The amount of K_2O in the batch composition has an effect on the segregation of humite in the melt.
严重的正偏析集中在中心线周围。
The serious positive segregation centralizes around the centreline of the billet.
提出了避免碳化物带状偏析的有效措施。
The effective measures are presented bo avoid zonal segregation of carbide.
合金元素和工艺因素都会影响微观偏析。
All alloy elements and process factors can influence the micro-segregation.
杂质常常在晶粒间界偏析。
讲述了钢固化过程中的，显微偏析现象模型。
Simple Model of Microsegregat on during Solidification of Steels. pdf. pdf.
笔尖状断裂主要由非金属夹杂和中心偏析造成；
The penpoint fracture is main due to non-metallic inclusions and center segregation.
偏析对材料的组织结构和性能的影响可能双重的。
There may be the dual effect of the segregation on structures and property of the composites.
在板坯中碳的偏析同时存在负偏析区和中心正偏析。
In the slab, the negative carbon segregation region and positive segregation in the center are observed simultaneously.
通过表面能的变化可以预测二元合金的表面偏析行为。
We can forecast the segregation of binary alloy by the change of surface energy.
严重的矿堆偏析甚至会导致整个堆浸提金工程的失败。
The grave situation even paralizes the whole project of heap leaching operation.
提出了有效控制夹杂物形态、降低偏析程度的技术措施。
Measures controlling the morphology of inclusions and reducing the degree of segregation was proposed.
与其它合金一样，铸铁的偏析也分宏观偏析和微观偏析。
As that of other alloys, the segregation of the cast iron is also divided into macro-segregation and micro-segregation.
通过研究，发现铸坯中心偏析尤其是碳偏析为主要问题。
Based on the research, it was found that center segregation especially carbon segregation in blooms was the major problem.
对电渣重熔高速钢轧材方型偏析形成原因进行了分析试验。
The origin of square segregation in high speed tool steel bars in electroslag refining is analyzed.
对适当范围的温度梯度，凝固速度较小时通道偏析易于形成。
Within a suitable range of temperature gradient, channel segregation is easy to develop when solidification rate is slow.
压圈原材料中心疏松及锭型偏析是导致裂纹形成的主要原因。
The results showed that central porosity and ingot shape segregate were the major causes of the cracking.
在试验室研究的基础上，开发出了新的烧结流态化偏析布料法。
Based on the research in laboratory, the new feeding method of fluidized segregation was developed.
在离心铸造粒子增强金属基复合材料中，增强体颗粒会发生偏析。
The particle segregation occurs in SiC particles reinforced Al matrix composites by centrifugal casting.
成分分析结果表明，心部薄弱环节主要起因于线材中心的成分偏析。
Results of the composition analysis reveal that the primary cause to the fracture is the composition segregation of the wire .
研究IN783合金显微组织及析出相，测定偏析相的初熔点温度。
The segregative phases and it's solution temperature in alloy IN783 were investigated.
计算结果与试验结果基本吻合，表明该凝固模型能较好地模拟比重偏析现象。
The calculating result showed that it fit for the experiment result, and would simulate weightiness proportion segregation phenomena truly.
结合生产实践，摸索烧损规律并改善其在大规格自耗锭中的纵向、径向偏析。
Combining with practice, explored its regularity of burning down and improved the longitudinal and radial segregation in the large ingots.
文章从传输过程、凝固组织和成分偏析等三个方面对液相流动的作用作了综述。
It was summarized in present paper that the liquid flow acted in the transfers process, solidification structure and componential segregation.
随凝固的进行，液相中的溶质不断富集，最终在铸坯的中心区域形成宏观偏析。
The macrosegregation is formed in central area of the billet resulted from the continuous enrichment of solute during solidification process.
在不同表面偏析场下，奇数层薄膜和偶数层薄膜具有不同的相结构和相图种类。
Under different surface field, the odd number layer films have different phase structures and phase sequences with the even number layer ones.
还发现，在铸锭的中心靠上的区域形成正偏析，在铸锭的外部区域形成负偏析。
The positive segregation in the upper center and the negative segregation in the exterior region of the ingot are found at the same time.
结果表明，糊状区中由于热溶质双扩散对流造成的密度变化是形成A偏析的根本原因。
The results showed that the density variation induced by double-diffusive convection is significant to the formation and evolution of A-segregates.
相反，普通连续铸造锭表面因存在振动痕和亚表面偏析等铸造缺陷，力学性能大大降低。
On the contrary, the surface imperfections, such as oscillation and subsurface segregation etc, found in DCC ingot, cause the mechanical properties drop largely.
相反，普通连续铸造锭表面因存在振动痕和亚表面偏析等铸造缺陷，力学性能大大降低。
On the contrary, the surface imperfections, such as oscillation and subsurface segregation etc, found in DCC ingot, cause the mechanical properties drop largely.
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