片语

V-type Double rail with Steel-ball钢珠双V平轨

low manganese rail steel低锰钢轨合金钢

low titanium rail steel低钛钢轨合金钢

Rail carbon steel碳钢轨条

Rail manganese steel锰合金轨条

bulb rail steel球头丁字钢

heavy-rail carbon steel碳素重轨钢

V-type rail with Steel-ball钢珠V平轨

英汉例句

• Laser transformation hardening was carried out on U74 rail steel by a self-developed high power diode laser.

  使用自制的大功率半导体激光器对U 74轨钢进行了相变硬化。

• There are some amount of the chain sulphide inclusion in the microstructure of the rail steel frequently.

  钢轨钢中常含有数量较多的条链状硫化锰夹杂物。

• The main characteristics of the rail steel are low manganese and high carbon which content is being closed to eutectoid.

  其成分特征是碳含量在共析点左右的高碳低锰钢轨钢。

• 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.

  简述了攀钢大方坯连铸结晶器电磁搅拌技术、二冷控制技术和凝固末端动态轻压下技术在重轨钢连铸中的应用效果。

• The rigidity's evolvement of the two kinds of PD3 rail steel at different stage of life is analyzed.

  分析了两种PD3钢轨钢在固定荷载循环条件下不同寿命阶段试样理论应力最大处的维氏硬度的演化。

• The pearlitic rail steel was widely used as rail track in China for its prominent performance in anti-wearing and high yield strength.

  珠光体轨道钢是目前我国铁路轨道采用的主要钢种，其性能特点是抗磨损性能好，屈服强度高。

• With the development of high-speed railway technology, higher requirements of quality, property, and cleanness of rail steel are put forward by users.

  随着高速铁路技术的发展，用户对钢轨钢的质量、性能和纯凈度提出了更高的要求，而钢轨钢的成分控制和纯凈度水平是由其冶炼技术所决定的。

• The effect of specimen type, thickness, dimension ratio, and notch sharpness on fracture toughness of a carbon rail steel was examined.

  研究了试样类型、试样厚度、比例试样尺寸及切口尖度等因素对普碳轨钢断裂韧性的影响。

• This paper introduces the change of microstructure and properties of the rolled rail steel of CC bloom in hot charging.

  文章主要介绍了采用钢轨钢连铸坯热送热装工艺生产钢轨组织的变化和所能达到的各项性能指标。

• 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.

  简述了攀钢大方坯连铸结晶器电磁搅拌技术、二冷控制技术和凝固末端动态轻压下技术在重轨钢连铸中的应用效果。

• The production status of rail steel and smelting technology of heavy-rail steel in China are summarized.

  本文对我国钢轨钢的生产情况及重轨钢的冶炼技术做了综合论述。

• Research purposes: at a low temperature, the mechanical properties of rail steel get worse and brittle (failures) can happen more easily.

  研究目的：钢轨钢材在低温下力学性能变差，容易发生脆性破坏，这直接威胁着铁路运输的安全。

• By two double-mediate layer method, using developed welding materials and technology of forced arc molding, butt joining tests of high manganese steel with rail steel are completed.

  采用两种过渡层方法，使用研制的过渡层焊接材料，结合强制成形电弧焊工艺进行了高锰钢辙叉与钢轨双过渡层对接焊试验。

• 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.

  高速重轨钢的冶炼可以在LF精炼过程中采用较高的炉渣堿度，而在RH精炼过程中，应适当降低炉渣堿度和减少精炼时间。

• The dissolution, precipitation and distribution of vanadium in rail steel are introduced in this paper, effect of vanadium on the microstructure and properties of rail steel is also analyze.

  介绍了钒在钢轨钢中溶解、析出、分布情况，分析了钒对钢轨钢组织结构及对钢轨钢性能的影响。

• 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.

  当稀土加入量为0.01%时，重轨钢的奥氏体晶粒尺寸明显细化，沖击韧度显着改善。

• 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.

  重轨钢的耐腐蚀性能同其强度和韧性一样，事关铁路运营效益和安全等重大问题。

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

  研究了包钢重轨钢从转炉出钢到结晶器各个工序过程（未经VD真空处理）钢液中氢含量变化。

• The microstructure and fracture morphology of directly etched fracture sample of rail steel were observed. The relatinos between the microstructure and fracture morphology were discussed.

  在经过腐蚀的钢轨钢拉伸断口上进行了显微组织和断口形貌的同步观察，直接观察到了断日形貌特征与显微组织的某些相关结果。