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Three main machining processes of large-diameter 6H-SiC wafers were introduced in this paper. These processes include cu......
The production of the new carbon allotrope(C60) in macroscopic quantities has opened a completely new research field for......
Structural,Morphological and Electrical Properties of In-Doped Zinc Oxide Nanostructure Thin Films G
Zinc oxide(ZnO) is one of the most promising and frequently used semiconductor materials.In-doped nanostructure ZnO thin......
An oxidation resistant Al-Cu-Fe quasicrystalline coating was fabricated on substrate of Ti alloy by low pressure plasma ......
Friction and wear of GCr15 under cross-sliding condition is tested on a ball-on-disc wear test machine. Thisresult shows......
Evaluation of Microstructure and Wear Properties of Ti-6Al-4V Alloy Plasma Carbonized at Different T
Ti-6Al-4V(TC4) alloys were plasma carbonized at different temperatures(900, 950, and 1 000 ℃) for duration of 3 h. Grap......
Microstructure and Wear Behavior of Cermet/Iron Alloy Cladding Layers on A6061 Alloy Coated by Resis
Cermet/iron alloy cladding layers were coated on the surface of Al–Mg–Si alloy(A6061) plates by resistance seam weldin......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
目的研究不同形状氧化锆颗粒制备纯钛喷砂酸蚀（sandblasted and acid-etched,SA）表面的残留量。方法分别以球形氧化锆（round zirconia......
在研究粗糙集概念的基础上,结合模糊集的最近普通集和最远普通集两个方面,利用距离函数lp(A,B)、D(A,B)和粗糙隶属函数,得到了粗糙......
以渐开线直齿圆住齿轮为对象，建立厂其线接触混合润滑模型，应用多重网格法求解压力、多重网格积分法计算弹性变形、逐列扫描法求解温......
分别以去离子水及质量分数为0.3%,0.6%和0.9%Al2O3纳米流体为工质,在截面宽×高为0.3 mm×2.0 mm矩形铝基微通道内进行沸......
采用静态阴极电弧蒸发法,在基体面向等离子体源的正表面和其背面沉积CrN涂层。研究氮气压力对涂层的结构、相组成、力学性能和摩擦......
渐开线圆柱齿轮齿廓测量中采样方式的不同会对齿廓偏差产生影响,而标准中未对其进行规定.依据采样定理,首先通过齿廓形状偏差的临......
In the semi-arid tropics (SAT),33% areas are occupied by Alfisols and related soils. In SAT these soils have low structu......
目前,对钻孔灌注摩擦桩承载性质的认识,及在成桩结果上存在的许多差异,很难作出令人满意的解释。作者运用相似性原理,在模型条件下......
通过对射频功率、反应室压强和处理时间等参量进行实验，系统研究了等离子体处理对基片表面状态的影响．结果表明，等离子体处理可以溅射......
Biomachining utilizing chemolithotrophic microorganisms for material removal is one of the recently developed non tradit......
Effect of Electrode Materials on Electric Discharge Machining of 316 L and 17 - 4 PH Stainless Steel
Electric Discharge Machining (EDM) is one of the most efficiently employed non-traditional machining processes for cutti......
通过阳极极化和电化学阻抗谱测试,研究了铜在磷酸溶液中进行电化学抛光的电化学行为。研究发现：随着磷酸浓度的增加,铜在0.2,0.4,0.......
