轧制

A thermal equilibrium equation is established by analyzing the production of temperature and the transmission of heat in the foil rolling.

通过分析箔材轧制过程中温度的产生和热量的交换情况，建立热平衡方程；由板形的定义和轧制前后体积不变原理建立板形值和热凸度的关系；在此基础上，确定板形值和冷却液流量控制的关系

The variation of the toe-in angle caused by separating force may be neglected, but the effect of the separating force on the wall thickness is remarkable.

轧制力引起的轧辊辗轧角变化可以忽略，而轧制力对轧件壁厚的影响是显著的。

Because be mingled with of the sulfide in rolling process steel and rolled steel are coinstantaneous,be out of shape , its want to the influence of the mechanical function of direction of rolled steel length relatively blame rolling direction is mechanical the impact of function is little much.

由于轧制过程钢中硫化物夹杂和钢材同时发生变形，其对钢材长度方向的力学性能的影响要较非轧制方向力学性能的影响小得多。

The effect of rolling temperature and of deformational degree on toughness than strength and hardness are more notable.

研究确定了最佳轧制工艺，指出轧制温度和变形量对钢的强度和硬度影响较小，但对韧性影响显著。

Trioxial fluxional function is applied to the analysis of the rolling process of bars/wires with special crowned/concave rolls, by which a result is obtained as the same one from flat rolling.

采用了三维流函数法凸凹形辊棒材轧制过程的解析，得到了与平辊轧制时相同的效果。

The grooveless rolling technology was developed for high speed wire rod at Xinjiang Bayi Iron and Steel Corp.

介绍了八钢在实现棒材全连续无槽轧制后，又在高速线材1#~17#轧机上采用了无槽轧制技术。

On the base of analyzing the influence factor, such as mechanical capability and stress status characteristic of rolling material, osculant areas, modified scheme of the calculation model is put forword and the modified model is established.

在分析机械性能、应力状态特性和接触面积等因素对轧制力的影响的基础上，对该计算模型提出了修改方案，建立了新的轧制力改进模型。

A steel plate having a tensile strength of at least about 930 MPa (135Ksi), a toughness as measured by Charpy V-notch impact test at least about 120 joules (88 ft-lb), and a microstructure comprising at least about 90 volume percent of a mixture of fine-grained lower bainite and fine-grained lath martensite, wherein at least about 2/3 of said mixture consists of fine-grained lower bainite transformed from unrecrystallized austenite having an average grain size of less than about 10 microns and comprising iron and specified weight percentages of the additives: carbon, silicon, manganese, copper, nickel, niobium, titanium, aluminum, calcium,rare earth metals, and magnesium, is prepared by heating a steel slab to a suitable temperature; reducing the slab to form plate in one or more hot rolling passes (10) in a first temperature range in which austenite recrystallizes; further reducing said plate in one or more hot rolling passes (10) in a second temperature range in which austenite does not recrystallize, quenching (12) said plate to a suitable quench stop temperature (16); and stopping said quenching and allowing said plate to air cool (18) to ambient temperature.

一种钢板，其抗拉强度至少约930MPa135ksi），在－40℃（－40°F）下，采用夏氏V型缺口冲击试验测定的韧性至少约120焦耳（88英尺－磅），并且其显微组织包含至少约90％体积的细晶粒的下贝氏体和细晶粒的板条马氏体的混合物，其中该混合物的至少约2／3由从平均粒径小于约10微米的未再结晶奥氏体转变而来的细晶粒的下贝氏体组成，而且，其中所述的钢板包含铁和特定重量百分比的添加元素：碳、硅、锰、铜、镍、铌、钛、铝、钙、稀土金属和镁，所述钢的制备过程为：将一钢板坯加热至一个适当的温度；在奥氏体可发生再结晶的第一个温度范围内，采用一个或多个热轧道次（10），将所述板坯轧制成板材；在奥氏体不发生再结晶的第二个温度范围，采用一个或多个热轧道次（10）进一步轧制所述板材；将所述板材淬火处理（12）至一个适当的淬火终止温度（16）；停止所述淬火处理并将所述板材空冷（18）至室温。

According to the morphological characteristics of cementite lamellae, the deformed pearlite can be divided into three kinds: irregularly bent lamella (pearlite lamella originally inclined with large angles to the rolling plane and irregularly bent after deformation); coarse lamellae with shear-band (the rhomboidal blocks of weakly deformed lamella bounded by shear band) and fine lamella (heavily deformed lamella aligned parallel to the rolling direction with fine interlamellar spacing).

按渗碳体形态特点，变形珠光体组织可分为以下3种类型：(1)不规则弯曲片层型，即变形后的渗碳体与轧制面呈大角度偏离且不规则弯曲的珠光体。(2)带有剪切带的粗大片层型，即被渗碳体剪切带分开且变形轻微的珠光体。(3)精细片层型，即与轧制方向平行排列、片间距细小且渗碳体严重变形的珠光体。

The results indicated that with solution time increasing,Mg_(17)Al_(12) phase was dissolved into the Mg matrix and Al_2Ca phase became thinner and shorter,then gradually broken and began to spheroidize;with aging time increasing,Mg_(17)Al_(12) phase was precipitated from the Mg matrix as the form of small particles and Al_2Ca phase was stable and its shape and quantity change...

随着时效时间的增加，Mg17Al12相以细粒状从过饱和的镁基体中析出；而Al2Ca相比较稳定，其数量和形状变化极小。固溶处理后，合金硬度和拉伸强度有所下降；时效处理后，合金硬度增加到峰值后下降，拉伸强度略有升高。固溶、时效处理后轧制AM50和AM50+1Ca镁合金的塑性有所增加；而轧制AM50+2Ca镁合金固溶后塑性有所增加，时效后塑性有所下降。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了