查询词典 phase transformation

A new ferrite-pearlite wheel steel with C and Si as main strengthening elements was developed aiming at the damage characteristics of heavy duty wagon wheel. With rational C and Si contents, the steel has high strength, relatively high toughness and reasonable phase transformation characteristics.

针对重载车轮的损伤特点，研制了一种以C、Si为主要强化元素的铁素体－珠光体型车轮新材料，通过C、Si含量的合理配合，使车轮材料具备了高强度并保持了较高的韧性，同时具有合理的相变特性。

The group developed gas-condensation exhaust-heat recovery boiler, vacuum phase-transformation boiler, heat conducting oil boiler

两大锅炉制造基地拥有3500蒸吨的锅炉设备生产能力。持有B级锅炉生产制造及压力容器制造深厚资质

At certain temperature and hydrogen flow rate, the weight changing of tungsten trioxide during the reduction was investigated by thermo balance, and the phase transformation analyzed by means of XRD.

在一定的温度和氢气流量条件下，用热分析天平精确测量WO3 还原反应过程中，不同时间的质量变化，并用X射线衍射分析进行物相鉴定，绘制纳米级WO3 (粒径≤ 5 0nm)的还原动力学曲线。

It is found that the effects of the latent heat are not negligible in the laser cladding process and their errors depend on the temperature range during phase transformation s and the size of melted material region.

计算结果表明，在激光涂敷过程的温度场分析中，潜热的影响不是总可以忽略的，其误差取决于材料在物相转变时交界面温差的範围及材料熔解体积的大小。

It implies that the work-hardening effect of shock waves of iron is significant,although the iron specimen has been undergone a e phase transformation in the above pressure range.

这表明，尽管铁试件在上述压力范围内已经历了α→ε相的相转变，而冲击波的加工硬化效应仍然是很明显的。

In this phase transformation range and under its elastic limit of shape memory effect range , the relationship of elastic modulus of SMA with temperature is nonlinear.

实验结果显示，SMA在100%沃斯田体与100%麻田散体相变化范围内，其弹性系会受到自身温的影响，在这个相变化范围内，SMA於形状记忆效应范围内，在其弹性限以下，其弹性系数与温度呈非线性关系，本研究藉由实验数据，建了弹性系与温的关系式。

The temperature range of phase transformation from γ-Fe to α-Fe is 300-550℃: the activity of carbon atoms in solid solution of α-Fe would be increased with increasing the annealed temperature, and the diffusion of carbon atoms results in analogue state of different Fe configurations.

Fe相向α-Fe相转变的温度范围为300-550℃；α-Fe固溶体中的C原子的活度随退火温度的提高而提高，C原子的扩散导致不同的Fe原子组态趋于一致。

The simulation was conducted by using steel 25 powder. Results show that great temperature gradients exist in the front of laser spot, and phase transformation temperature of powder around laser spot is higher than the powder's melting point.

以25号钢粉末为烧结材料进行了数值模拟，模拟结果表明：激光烧结过程中，在光斑中心的前端存在着极大的温度梯度；光斑中心的温度高于金属粉末的熔点，烧结过程中存在液相。

In order to verify the accuracy of heat transfer coefficient,2D nonlinear finite element axisymmetric model is established by the means of finite element software MSC.Marc, which is utilized to simulate the transient temperature field coupled with phase transformation process and nonlinear synthetic surface heat transfer coefficient of several typical steels in the different quenchants.

Marc作为模拟平台，建立了淬火过程二维非线性有限元模型，模拟淬火过程中的瞬态温度场，在模拟过程中以多种常用钢在不同淬火介质中的非线性表面综合换热系数为边界条件，同时耦合了相变过程的影响。

During high pressure nitrogen quenching, besides the phase transformation process, the synthetic surface heat transfer coefficient is smooth. With increasing of nitrogen pressure, the synthetic surface heat transfer coefficient is improved.

计算结果表明，除相变阶段外，高压氮气淬火时的表面综合换热系数比较平稳，随着氮气压力的提高，表面综合换热系数呈总体增大趋势。2。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。