钢

Based on the asymptotic homogenization theory, the periodic boundary conditions for the unit cell were established by using the ANSYS parametric design language. The problem of the unit cell was solved by finite element method and the effective elasto-plastic properties of dual phase steels were obtained.

在渐近均匀化方法基础上，假设双相钢的结构为周期排列，通过ANSYS参数设计语言建立周期性边界条件，用ANSYS有限元程序对3种平面应变模型的单胞进行求解，得到双相钢的有效弹塑性性能，并与其他计算结果进行比较。

The sub-models are interactive and correlative, the primary contents calculated in each sub-model are as follows:(1) Temperature field model: According to actual producing process of hotrolled strip, various boundary conditions were taken into account, including heat losing process such as air cooling, scaling, contacting with roll, cooling between stands, laminar cooling, coil cooling, and heat generating process such as heat of deformation, friction heat, latent heat of phase transformation, and so on.

在本文中，提出以微中浪轧制策略补偿冷却不均造成的板形不良，从理论上分析了微中浪轧制策略的可行性，并给出不同规格带钢的最佳设定值，使微中浪轧制设定由目前依靠经验的尝试性阶段，上升到根据理论计算定量化的描述阶段，对于指导热轧带钢的生产具有重要的意义和实用价值。

Products shape :Our "sun shine" brand carbon steel fiber have cold draw steel fiber and cutting steel fiber,with shape of flat,wave,bow,hook and etc.

产品形状：本公司"双兴"牌碳钢纤维主要有冷拔钢纤维和剪切钢纤维，其形状有平直形、波浪形、弓形和端钩形等。

Aiming at the deficiency,the type of YHK-2 sliding nozzle is developed.The down nozzle adopts rotary-type,and gas springs are arranged to the both sides of a spring box in the structure of the sliding nozzle,then the question of bleeding out is solved and the life of gas spring is lengthened,and the cost of the production can be decreased by 138 Yuan per heat.

针对其不足，开发了YHK-2型滑动水口，把下水口改为旋紧方式，气体弹簧布置在滑动水口机构的两侧弹簧箱内，解决了下水口和下滑板间的穿漏钢问题并提高了气体弹簧的使用寿命，使每炉钢生产费用降低138元以上。

The rolling force and energy calculation equition for 42CrMo steel was carried out by practically measured technical parameters and theoretical math model and based on the analysis of the process and equipment abilities in the Alloy Bars Factory, Special Steel Brach,BaoSteel Co.,Ltd. The optimized technology was further determined for 42CrMo steel rolling with cooling.

摘 要：本文在分析了宝钢股份公司特殊钢分公司合金钢棒材分厂的生产工艺和设备能力基础上，通过现场实测的工艺参数并结合理论计算模型，建立了42CrMo钢的轧制力能参数计算公式，确定了42CrMo钢的降温轧制的优化工艺。

Based on a circular reinforced concrete coal bunker with diameter of 90 m for a thermoelectric project,and for this coal bunder,the uniform pilasters are set up along its circumference.

胶带输送机钢结构栈桥在煤炭行业应用极为广泛，结合某热电工程直径90m、沿圆周均匀设置扶壁柱的钢筋混凝土圆形贮煤仓，对其进行煤钢结构栈桥的结构设计。

Then, method for calculating ultimate bearing capacity of element of SFRC with steel bars which is unified by introducing the concept of strengthening item which is related to the characteristics of steel fibre andconcrete, has been studied.

本文对配筋钢纤维混凝土构件极限承载力的计算方法进行了研究，引入与基体强度有关的增强项的概念使配筋钢纤维混凝土构件极限承载力的计算方法得到了统一。

The EIS only behaves capacitive reactance character.KI makes the corrosion process of carbon steel change from single active polarization to active polarization and concentration polarization.

单独的KI会影响A3钢在盐酸中的腐蚀控制特征，KI加入后，A3钢在盐酸中的腐蚀由单一的活化极化控制转变为活化极化和浓差极化混合控制。

Comparing with the old process, the new process makes the content of oxygen half remain, the lowest is 10.9ppm and the average content is 15ppm; the total content of oxide inclusion decreases 45%, the lowest is 16ppm and the average content is 17. 5ppm. The notch toughness value of wheel in the new technology is much increased than that in injecting CaSi powder, in wire-feed and in the conventional process, the notch toughness value at low temperature, such as at -40℃ and -60℃ increased over 40%.

工业性试验结果表明，采用本研究的工艺条件，不仅使车轮钢全面满足GB8601-88和GB8602-88标准中A级车轮的质量要求，而且也满足了铁道部对200km/h高速车轮提出的冶金质量要求，与原工艺相比，使钢中氧含量减少一半，最低为lO.9ppm，平均为15ppm：氧化物夹杂总量下降了45％，最低为16ppm，平均为17.5ppm，车轮的冲击韧性值得到了明显提高，其中-40℃和-60℃的低温冲击韧性值较喷粉、喂线及原工艺高40％以上。

"Celesta"= keyboard instrument: a musical instrument with keys that are played to make hammers strike metal plates, making a soft tinkling sound the tinkling, magic-sounding instrument which plays "Hedwig's Theme" in the film sountrack

Celesta：钢片琴：用锤子敲击可发出铃声似的声音的带键盘和金属片的乐器。（电影原声碟里《hedwig'stheme》中那种叮叮咚咚的乐声就是钢片琴演奏的。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。