查询词典 modificator

The results show that Re-K-Zn compound modificator has remarkable effects in high Chromium white cast iron when the modificator has 0.5%Re+2.0%K+0.008%Zn. The modificator not only or bar-like carbides but also improved the mechanical properties of high chromium white cast iron,with its impact toughness enhanced from 7.0J/cm2 to 11.7J/cm2 and its hardness enhanced from 54HRC to 57HRC, and the wear resistance increased by 350%.

实验结果表明：Re-K-Zn复合变质剂在高铬白口铸铁中有显著作用，而且当三者的加入量约为0.5%Re+2.0%K+0.008%Zn时，能显著细化组织，使其组织中网状碳化物变为粒状或条状，提高了高铬白口铸铁的力学性能，铸态冲击韧性由原来的7.0J/cm2提高到11.7J/cm2，硬度由原来的54HRC提高到57HRC，相对耐磨性能提高了3.5倍。

The influence of the K/Na modificator on structure and performance of high chromium cast iron was investigated.

考察了K/Na变质剂对高铬铸铁组织和性能的影响，确定了合金的熔炼工艺和热处理工艺，得出最佳的淬火和回火工艺温度(淬火1000℃+450℃回火)。

The effects of compound modificator on microstructure,mechanical properties,wearing properties and damping properties of ZA27 alloy have been studied.

研究了复合变质剂对ZA2 7合金组织、力学性能、耐磨性和阻尼性能的影响。

The influence of the K/Na modificator on structure and performance of high chromium cast iron was investigated. The melting and heat treatment process (hardening at 1000℃ and tempering at 450℃) were also obtained.

考察了K/Na变质剂对高铬铸铁组织和性能的影响，确定了合金的熔炼工艺和热处理工艺，得出最佳的淬火和回火工艺温度（淬火1000℃+450℃回火）。

In this paper the effects of the Re K Zn compound modificator on the microstructure and properties of high Chromium white cast iron as cast have been studied by the method of orthogonal design.

本文通过正交设计实验研究了Re K Zn 复合变质剂对高铬白口铸铁组织和性能的影响，借助于电子扫描显微镜、X 射线能谱仪等先进设备对其影响结果进行了分析。

The effects of RE compound modificator on the mechanical properties and microstructure of high carbon high speed steel used for roller ring were investigated by SEM, EDS and EPMA.

通过扫描电镜、能谱分析仪和电子探针研究了稀土复合变质剂对离心铸造的高碳高速钢轧辊组织和力学性能的影响。

Influences of types of modificator s and their added volume fractions on the structure and properties of The medium-chromium cast iron under the same experiment condition were investigated in this article.

探讨了在相同试验条件下，变质剂种类及其加入量对中铬铸铁组织和性能的影响。

Using the diffuaion data of La, Sr, the in-fluence of the diffusion of modificator on the incubation period of modificationeffect and critical cooling rate has been discussed.

通过La，Sr扩散数据的比较，分析了变质元素的扩散对变质过程中出现的潜伏期，临界冷却速度等问题的影响。

In this paper the effects of the Re-K-Zn compound modificator on the microstructure and properties of high Chromium white cast iron as-cast have been studied by the method of orthogonal design. The results have been analyzed with the aid of scanning electron microscopy and energy dispersive X-ray analyzer.

本文通过正交设计实验研究了Re-K-Zn复合变质剂对高铬白口铸铁组织和性能的影响，借助于电子扫描显微镜、X-射线能谱仪等先进设备对其影响结果进行了分析。

After adding different quantity of modificator C2Cl6 to the AM60, the microstructure and mechanical properties were studied by metallography microscope and SEM. The mechanism of grain refinement was also analyzed.

采用光学显微镜、扫描电镜等分析手段，研究了加入不同量C2Cl6对AM60合金组织及力学性能的影响，分析了变质剂C2Cl6对AM60合金的细化机制。

Bob Eckert has been chairman and chief executive of Mattel for eight years.

美泰董事长兼首席执行官鲍勃·埃克尔特在任已8年。

The outlook for honors and disgraces carries on and surpasses the traditional outlook for honors and disgraces theoretically, and carries on and develops the theory of construction of socialist mora...

社会主义荣辱观的提出在理论上是对传统荣辱观的一次继承和超越，是对社会主义道德建设理论的继承和发展，在实践上有利于形成良好的社会风尚。