查询词典 pearlitic

Because alloy cast iron is made of 15 ~ 25% cementite,5 - 10% pellet~shaped graphite, pearlitic matrix.

这是因为合金铸铁的材质是由？5-25％渗碳体、5—10％球状石墨、珠光体基体所组成。

The microstructure changes of pearlitic eutectoid steel induced by cold rolling were investigated by using SEM, TEM and XRD etc.

用SEM、TEM及XRD等方法研究了共析钢中珠光体经40％-90％的冷轧变形后所产生的显徽组织变化。

The scientific theory and method are applied to study the pearlitic eutectoid decomposition mechanism in steels and the concept of existence of so-called prevenient phase was negated.

应用系统科学的理论和方法，研究了钢中珠光体共析分解机制，否定了领先相的存在。

Based on the finite element analysis of single pearlitic colony with different interlamellar spacings,the reason of the interlamellar spacing is investigated,which plays an important role in the mechanics behavior of single pearlitic colony .

作者从对具有不同片层间距的珠光体团的有限元分析结果出发，定性分析了层间距对其力学性能及疲劳寿命的影响机制。

The test results show that the contact fatigued microstructure characters mainly the reduction of pearlitic interlamellar spacing, the formation of different type of substructures as well as the deformation and fracture of cementitic lamellar in pearlite.

结果表明，PD3钢轨钢接触疲劳变形组织的主要特征是：珠光体片层间距的减小；不同类型亚结构的形成；渗碳体的变形与断裂。

The finer the pearlitic interlamellar, the more the plastical deformation and the higher the ability of deformation strengthening.

珠光体原始片层间距越细小，塑性变形特征越显著，形变强化能力越高。

Properties of pearlitic steel and austenitic stainless steel compound pipes TIG welded joint are studied in this paper.

研究了珠光体钢和奥氏体不锈钢复合管钨极氩弧焊接头的性能。

A pearlitic steel is composed of numerous pearlitic colonies with random orientations, and each colony consists of many parallel lamellas of ferrite and cementite.

珠光体钢由众多随机取向的珠光体团构成，每一珠光体团又包含了许多平行的铁素体和渗碳体片层。

The inherent variation in microstructure of as –cast pearlitic irons such as gray pearlitic malleable and modular often makes preliminary heat treatment necessary in order to assure desired uniformity of subsequent induction hardening results .

在当–cast珠光体铁上微结构的固有变化例如灰色珠光体展性和模件经常使得初步热治疗是必要的为了保证期望均一随后感应加热淬火结果。

If the deformation of pearlitic cementite is assumed to be purely elastic, the pearlitic colony will become rapidly shaked down plastically.

若假设渗碳体的变形为纯弹性，珠光体团将迅速实现塑性安定。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。