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[10-11]. ECM by mask involves selective metal dissolution from unprotected areas of mask patterned workpiece in an electrolytic cell. It dissolves the metal workpiece either from a single side or from...J. Cent. South Univ. Technol. (2011) 18: 1115-1120 DOI: 10.1007/s11771-011-0811-6 Effects of mask wall angle on matrix-hole shape changes during electrochemical machining by mask LI Dong-lin(李冬林......
基于Mask R-CNN的高分遥感影像的稀土开采识别方法李恒凯1,肖松松1,王秀丽2,柯江晨11. 江西理工大学建筑与测绘工程学院2. 江西理工大学经济管理学院摘 要:根据离子吸附型稀土矿开采过程中的沉淀池状态及其空间分布关系,构建了基于Mask R-CNN的高分遥感影像稀土开采识别方法,实现稀土开采状态的识别与检测,为离子型稀土开采监管提供技术支持.该方法采用ROI Align结合双线性插值精确计算特征图浮点数处的像素值,避免了ROI Pooling带来的检测框偏离问题;同时在算法中引入特征金字塔网络(FPN),提升了算法对多尺度下小目标的精准检测能力;针对离子型稀土开采过程中沉淀池存在浸矿液体特征,加入归一化水体指数(NDWI)作为样本训练模型,再将模型用于离子型稀土开采识别;对比了Mask R......
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Measurement of Residual Stress Field of Hardfacing Metal with RE Oxide and Its Numerical Simulation 姚枚1,杨庆祥1 (1.College of Materials Science and Engineering, Yanshan University, Qinhuangdao 066004... analyzer and X-ray stress analyzer respectively. Meanwhile, the martensitic transformation temperatures of matrix, hard-face welding (hardfacing) metal welded by conventional hardfacing electrode......
The Frame and Function Analysis of the Non-Crystal Bonding Brushing Plating Ni-W-SiC Coat XIANG wei-xiang1,ZHANG Yu-feng1,CAO Shou-liang1 (1.Wuhan Ordnance Noncommissioned Officer School, Wuhan 430075, China) 摘要:The article discusses the electric brushing plating technology of the Ni-W-SiC non-crystal bonding coat.By the brushing plating technology it attains the non-crystal bonding coat which......
A Cold Adhesion for Self-fused Alloy Coat by High Frequency Induction ZHANG Zeng-zhi1,AI Bo1 (1.Research Institute of Ecological and Functional Material, China University of Mining and Technology (Beijing), Beijing, China) 摘要:In this study, a method to prepare self-fused alloy coat, which started with a cold adhesion precoating and then induction fusing plus, is presented. It also intended......
Design of DLC/Titanium Alloy Bio-Functionally Gradient Coat杨云志,陈治清摘 要:１ＩｎｔｒｏｄｕｃｔｉｏｎＭａｎｙｏｆｔｈｅｏｒｔｈｏｐｅｄｉｃｃｏｍｍｕｎｉｔｉｅｓｎｏｗｂｅｌｉｅｖｅｔｈａｔｔｈｅｌｏｎｇｔｅｒｍｆａｉｌｕｒｅｏｆｗｈｏｌｅｈｉｐａｎｄｋｎｅｐｒｏｓｔｈｅｓｅｓｉｓｄｉｒｅｃｔｌｙｏｒｉｎｄｉｒｅｃｔｌｙ...关键词:......
and diphenylsilanediol. The surface-modified metal hydroxides (SMAH) were expected to coat organic layer containing phosphorus, silicon and boron elements and exhibit simultaneously improved flame retardancy due...J. Cent. South Univ. Technol. (2008) 15: 779-785 DOI: 10.1007/s11771-008-0144-2 Flame retardancy effect of surface-modified metal hydroxides On linear low density polyethylene KONG Xiang-jian(孔祥建......
Thermal and piezoelectric properties of Bi3.15Nd0.85Ti3O12 thin film prepared by metal organic decomposition HU He-ping(胡和平)1, 2, DAI Shun-hong(戴顺洪) 1, ZHENG Xue-jun(郑学军)1, 3, ZHOU Yi-chun(周益春) 1...; Abstract: Bi3.15Nd0.85Ti3O12 (BNT) powder and thin film were prepared by metal organic decomposition (MOD) method......
Influence of Heat Treatment on the Bond Coat Cyclic Oxidation Behaviour in an Air-plasma-sprayed Thermal Barrier Coating System P.C. Patnaik1,B.R. Marple2,W.R. Chen1,X. Wu1 (1.Structures, Materials..., Boucherville, Quebec, Canada, J4B 6Y4) 摘要:It is generally believed that a thermally grown oxide (TGO) layer of alumina provides enhanced protection to the metallic bond coat in thermal barrier coating......
