• A new submerged entry nozzle (SEN) with four outlets was used for casting heavy rail steel.

    针对攀钢大方连铸结晶器,采用孔水口浇注重钢。

    youdao

  • The heavy rail proven NorthStar HSD44 series optical encoder was designed to be a survivor.

    重铁证明北极星HSD44系列光电编码器设计一个生还者。

    youdao

  • It is also found that the spall and fine cleft are due to local melting of heavy rail tread.

    缺损小裂口局部熔融所造成

    youdao

  • The equivalent figures for passenger kilometres are 75% by automobile, 24% by air and 1% by heavy rail.

    乘客旅行里程数等效数据汽车:75%,飞机:24%,火车:1%。

    youdao

  • The press straightening process of heavy rail was simulated and researched by finite element software of ANSYS.

    利用有限元软件ANSYS压力矫直过程进行了三堆有限元模拟重轨矫直过程中的弹塑性变形过程进行了分析。

    youdao

  • It is on this basis, the paper proposes a surface defects detection system of thermal heavy rail based on machine vision.

    正是基础上本文提出基于机器视觉热态表面缺陷检测系统

    youdao

  • The hydrogen content in the molten heavy rail steel was measured in every stages from LD tapping to mould(without the VD refining process).

    研究了包钢转炉出钢结晶各个工序过程(未经VD真空处理)钢液含量变化。

    youdao

  • The team compared the lifecycle emissions of high-speed electric rail with transport by car, by heavy rail (the Amtrak diesel system) and by air.

    研究小组将高速列车汽车火车美国全国铁路乘客公司的柴油机车)以及飞机的排放周期进行了比较

    youdao

  • The finite element method (FEM) model was established to predict the temperature field, shell growth and solid fraction of the heavy rail bloom caster.

    采用有限元方法某钢厂钢大方坯连铸机凝固过程温度分布情况、坯壳生长规律凝固进行了模拟研究。

    youdao

  • Combined heavy rail trains have been widely opened in China Datong-Qinhuangdao line, which has made significant economic efficiency and social benefits.

    组合式重载列车我国大秦铁路广泛开行,取得了显著经济效率社会效益

    youdao

  • According to smelting condition of Baotou iron and steel group, VD refining process should be adopted to reduce the hydrogen content in the heavy rail steel.

    根据包钢冶炼条件采用VD真空处理降低钢液含量是完全必要的。

    youdao

  • A mathematic model to predict the mechanical properties of heavy rail steel has been developed by means of neural network according to the demand of production.

    采用神经网络方法建立了重生产性能预报模型,并通过模型结构优化提高了模型预报可靠性。

    youdao

  • This paper mainly analyzes the process of bloom casting for heavy rail and internal cracks like central crack and so on in order to solve the internal quality problems.

    对方轨钢系列内部产生中间裂、中心缺陷进行工艺探索研究解决生产过程中出现内部质量问题。

    youdao

  • When the content of RE addition is 0.01%, the grain size of austenite can be obviously fined, and the impacting toughness of heavy rail steel can be obviously improved.

    稀土加入0.01%时,奥氏体晶粒尺寸明显细化冲击显著改善。

    youdao

  • Shandong Pro Qu Ford machinery Tieyi main production plant of the same : with heavy rail (gray). According to the design requirements of clients, processing customized.

    山东临朐福特机械铁艺主要生产各种式样:配重灰口),。可以根据客户要求设计加工定做

    youdao

  • The corrosion resistance of the heavy rail steel as well as the strength and toughness, is a matter of major issues concerning railway operation efficiency and security.

    腐蚀性能同强度韧性一样事关铁路运营效益和安全等重大问题

    youdao

  • The key technologies, such as M-EMS, secondary cooling scheme, dynamic soft reduction, and its application to bloom continuous casting for heavy rail steel were presented.

    简述攀钢大方连铸结晶器电磁搅拌技术冷控制技术凝固末端动态下技术连铸中的应用效果。

    youdao

  • The high quality heavy rail must be produced by high precision rolling technology. The conventional technology of 2-h mill adopted in our country is difficult to produced it.

    阐述目前市场急需质量必须实现高精度轧制我国现有重轨采用二辊孔型轧制难以满足要求。

    youdao

  • The key technologies, such as M-EMS, secondary cooling scheme, and dynamic soft reduction, and its application to bloom continuous casting for heavy rail steel were presented.

    简述攀钢大方连铸结晶器电磁搅拌技术冷控制技术凝固末端动态下技术连铸中的应用效果。

    youdao

  • The technology and equipment of rolling heavy rail by using continuous casting billet were introduced. The quality and mechanical performance of heavy rail were introduced too.

    简要介绍了包钢钢联梁轧钢厂连铸轧制工艺设备以及重轨产品的质量力学性能

    youdao

  • This paper introduces the general arrangement, main technical parameters, diesel engine, transmission system, car body, braking system and running gear of GCD-470 heavy rail motor car.

    介绍新型传动重型轨道总体布置主要技术参数动力装置、传动系统车体制动系统、走行部、型式试验考核运行等。

    youdao

  • During the high rate heavy rail steel smelting, the upper basicity slag can be used during the LF refining, but it reduces suitable basicity of slag and refining time during the RH refining.

    高速冶炼可以LF精炼过程采用较高炉渣碱度RH精炼过程中,应适当降低炉渣碱度减少精炼时间

    youdao

  • Normal service life of U74 heavy rail and service life of the damaged rail are estimated by fracture dynamical analysis and possible mechanism on the longitudinal crack on the rail discussed.

    通过断裂力学分析估算出u 74正常使用寿命轨残余使用寿命;探讨了钢轨可能机制

    youdao

  • The theoretical prediction values of the surface temperature of heavy rail, the straightening temperature and corresponding cooling time are in reasonable agreement with experimental results.

    表面温度、矫温度相对应冷却时间计算实测结果基本相符

    youdao

  • A bloom continuous Casting machine main cast quality steel and alloy steel, such as heavy rail steel, hard-line steel, spring steel, bearing steel, alloy structural steel, and other key species.

    大方连铸机主要浇铸优质合金钢钢、硬线钢、弹簧钢轴承钢、合金结构钢重点品种。

    youdao

  • Via vacuum induction furnace and metallographical analysis, the effects of RE on the grain size of the austenite and distance of the pearlite laminae of high-carbon steel for heavy rail were studied.

    通过真空感应模拟实验,结合金相分析,研究稀土对于氏体晶粒尺寸珠光体片间距影响作用。

    youdao

  • He points out that both Hong Kong and Zurich have managed to make a success of their rail systems, heavy and light respectively, though there are few cities in the world as hilly.

    指出尽管世界上很少城市香港苏黎世那样多山,但香港和苏黎世成功建设了各自和重铁系统

    youdao

  • That has allowed coal mines and shippers to switch to cheaper rail transport from costly trucks for heavy cargos.

    煤矿其他货主运输重型货物时,可以选择比比以往高成本的公路运输便宜的铁路运输方式。

    youdao

  • That has allowed coal mines and shippers to switch to cheaper rail transport from costly trucks for heavy cargos.

    煤矿其他货主运输重型货物时,可以选择比比以往高成本的公路运输便宜的铁路运输方式。

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定