该词条未找到_海词词典

您要查找的是不是：

Based on Al Cu Fe and Al Fe V Si alloys, the Al Fe Cu V Si Ni Ce Zr alloy has been prepared by the optimization design of chemical compositions. 以Al?Cu?Fe 和Al?Fe?V?Si 两个合金系为基础，对合金成分进行了优化设计，组成了Al?Fe?Cu?V?Si?Ni?Ce?Zr 合金。
The effect of pre oxidation of the Kovar alloy Fe Ni Co on the resulting glass Kovar seal has been studied using metallography, XRD and SEM. 采用金相、 XRD、 SEM观察分析了 Kovar合金 (铁镍钴合金 )氧化膜的连续性、厚度对封接件的透气率、抗拉强度的影响。
The method of determination of silicon in Mn - Si alloy with potassium fluosilicate titration is introduced.On the best test condition,disturbance element is removed. 介绍了用氟硅酸钾滴定法测定硅锰合金中硅的方法,选择确定了最佳实验条件以及干扰的消除。
Differential Scanning Calorimetry (DSC) was used to study kinetic charateristics of transformation on quasicrystalline phases in a rapidly solidified Al Fe (Cr, Mo) Si alloy. 利用示差扫描量热仪（DSC）分析方法，研究了快凝Al?Fe?（Cr，Mo）?Si合金中准晶相的转变动力学特征。
X PHASE IN A Cu Al Ni Mn Ti ALLOY Cu Al Ni Mn Ti合金X相
It also presents the research trend of cast Al?Si alloy. 对铸造Al?Si合金以后的研究方向提出了看法
A Study on Fe Ni P Alloy Plating 铁-镍-磷合金电镀的研究
The contents of Fe、 Ni and Co in 11 kinds of Kidney tonic Chinese traditional medicine that were usually used on clinical practice were determined by FAAS. 用火焰原子吸收法测定了11种临床上常用的补肾中成药物中铁、镍、钴的含量。
The good effect has been gained on the hypereutectic Al Si alloys treated with some double refining and modifying agents such as P,S,RE,Sr,Na,C,etc. 采用磷、硫、稀土、锶、钠、碳等进行双重细化变质处理过共晶铝硅合金已取得了良好的效果。
The modifying experiments on hypereutectic Al - Si alloy were made by addition of sodium flux and P - Cu alloy. 用磷铜合金和四元钠盐变质剂对过共晶铝硅合金进行了变质处理试验。
Operation process of Al- Si alloy by smelting furnace with soderberg electrode are introduced. 介绍了自焙电极矿热炉生产硅铝合金的方法。
A method for line selecting has been offered in ICP-AES in the case of the determination of 30 elements (Ag, Al, As, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, Hg, La, Mg, Mn, Mo, Nb, Ni, P, Pb, Se, Si, Sn, Ta, Ti, Th, V and Zn) in wolfram. 为钨和钨化合物中元素 (Ag、Al、As、B、Ba、Be、Bi、Ca、Cd、Co、Cr、Cu、Fe、Hg、La、Mg、Mn、Mo、Nb、Ni、P、Pb、Se、Si、Sn、Ta、Ti、Th、V、Zn) 分析线的选择提供了依据。
Fe-6.5%Si alloy has excellent soft magnetic properties,and therefore it was a sort of ideal material for iron core of high frequency electromotor. Fe-6.;5%25Si(质量分数)合金具有优异的软磁性能;是高频电机铁芯的理想材料。
Through optimizing the processing parameters, semi solid Al 7%Si alloy cylinders with thixotropic non dentritic structures were successfully produced. 棒料内部组织形貌为具有类圆形轮廓的初生相晶粒浸润在细共晶体中,与传统的凝固枝晶组织有显著差异。
The hardness and wear resistance of Al-16% Si alloy FGM de crease gradually from inside to outside of the specimens, and change in gradient. 在外层一定厚度内，完全不含初晶硅；硬度分布为内层硬度较高，由内向外硬度逐渐减小，呈梯度分布；耐磨性由内向外呈梯度下降趋势。
The results show that addition of titanium can greatly refine the grain size of Al-Mg- Si alloy ingots and extruded profile. 结果表明:添加钛可显著细化铸态和挤压态的晶粒,随著钛含量的增加,晶粒尺寸逐渐变小;
In the determination of Cr, Ni, Cu and Mn in alloy steel samples by flame AAS,the precise results are difficult to obtain because of the matrix-element Fe interference. 火焰原子吸收法（即AAS法）测量钢样中铬、镍、铜、锰的含量，由于基体中大量存在铁元素的干扰．影响结果的准确性。
The recovery of manganese in the Mn enriched slag is up to 91%, and the ratios of Cu,Co,Ni,Fe in the smelted alloy are 96 73%, 98 13%, 98 53%, 92 90%, respectively. 富锰渣中锰收率达91%25，铜、钴、镍、铁进入熔炼合金的比率分别为：96-73%25，98-13%25，98-53%25，92-90%25。
Compu t e r s imu l a t i ono f we l dl i ne si ni n j e c... 熔接线是热塑性塑料注射成型中的一种重要现象;当多浇口存在时;...e A; Wo l f H J; 犲狋犪犾 .
The formation and aggravation of hydrogen damage in Fe-3wt-%Si alloy during cathodic charging were studied by means of Lange transmission X-ray topography. 采用Lange式透射X射线形貌照相法研究了电解充氢导致Fe-3wt-%25Si单晶中氢损伤的规律。