substituting相关论文
Influence of substituting Ni with Co on hydriding and dehydriding kinetics of melt spun nanocrystall
In order to improve the hydriding and dehydriding kinetics of the Mg2Ni-type alloys, Ni in the alloy is substituted by e......
研究了多货栈及变质情形下两种可替代物品的经济订货批量问题.在计划期内,若某一种易变质物品发生缺货,则可以被另一种易变质物品......
目的:研究用小麦替代玉米后,生长育肥猪的生长性能的影响,探讨适宜的替代量。方法:选用平均体重为28.84±1.12 kg的(杜×长&#......
钙钛矿型氧化物具有稳定的立方结构,以不同价态元素(V^5+,Al^3+,Mg^2+,Li^+)对SrTiO3中的Ti^4+进行取代,XRD表明基基本结构保持不变,同时其谱线有不同程度的宽化。这种宽化归......
在土工离心模型试验中,模型材料的几何尺寸应为原型材料几何尺寸的1/n。然而在很多试验研究中,由于缩尺制备的原因,很难满足这一要求。......
针对机械用润滑脂的选择和基本要求,为了有效降低摩擦阻力和能源消耗,减少磨损和延长使用寿命,保证机械设备正常运转,需要根据设备......
Impacts of Melt Spinning and Element Substitution on Electrochemical Characteristics of the La–Mg–Ni
The partial substitution of Zr for La has been performed in order to ameliorate the electrochemical hydrogen storage per......
The nanocrystalline Mg2Ni-type electrode alloys with nominal compositions of Mg20Ni10-xCux (x = 0, 1, 2, 3, 4) were synt......
In this paper two classes of equivalence transform methods for solving ordinary differential equations are proposed. One......
论述了200系列(锰系)不锈钢及牌号、生产与消费,中国不锈钢产业发展及镍资源,以锰代镍、节镍型不锈钢的发展现状以及前景.......