搜索结果: 1-15 共查到“知识库 材料检测与分杂技技术”相关记录122条 . 查询时间(6.512 秒)
系统适用于在针织圆纬机编织过程中对针织布匹表面产生的破洞和漏针等疵点进行实时监测，用于替代传统人工布面疵点检测手段的不足，系统主要由布面疵点检测模块、单机控制器、Zigbee无线通信网络、上位机分析管理中心四部分组成。
中国科学院宁波材料技术与工程研究所先进制造技术研究所成果：小型轴承全表面智能检测装置项目。
《新冠病毒抗原检测应用方案》（联防联控机制综发〔2022〕118号）（图）
抗原检测 新冠病毒 联防联控机制 阳性
2023/2/17
抗原检测具有感染早期灵敏度高的特点，为指导有需求人员自主、规范做好新冠病毒抗原检测（以下简称抗原检测），现提出以下方案：
树枝状纤维形纳米球催化剂的研究进展
介孔材料 KCC-1 树枝状 纤维形 介孔纳米球 催化剂 二氧化硅纳米球 二氧化钛纳米球 碳纳米球 硅铝杂化纳米球 核-壳结构 空心结构 蛋黄-蛋壳结构
2019/11/5
树枝状纤维形二氧化硅纳米球(KCC-1,类似于MCM-41命名规则)是继MCM-41、SBA-15之后,又一种里程碑式的介孔材料。与传统介孔二氧化硅相比,KCC-1具备三维中心辐射状孔道和多级孔结构,因而具有更高的比表面积、更大的孔体积、更高的孔渗透性、粒子内表面更易接触等优点。在KCC-1中,客体物质(如贵金属纳米粒子和生物大分子等)能够沿着中心辐射状孔道进行负载和/或输送,因此,KCC-1在纳...
AUTOMATED DETECTION AND LAYOUT REGULARIZATION OF SIMILAR FEATURES IN INDOOR POINT CLOUD
Layout regularization Pattern detection Point cloud analysis Indoor modeling
2019/3/4
Automated identification of high-level structures in unorganized point cloud of indoor spaces Indoor space is an important aspect of scene analysis that provides essential information for many applica...
3D DETECTION AND RECONSTRUCTION EXPERIMENTS IN RIVER BASINS
Photogrammetry Google Earth 3d Reconfiguration Digital terrain Model Drone
2019/3/4
The survey and representation of river landscapes require complex operations related to the habitat identifying these environments that show heterogeneous connotations in which the anthropogenic conta...
DAMAGE DETECTION FOR HISTORICAL ARCHITECTURES BASED ON TLS INTENSITY DATA
Terrestrial Laser Scanning Intensity Correction Damage detection Classification
2018/5/14
TLS (Terrestrial Laser Scanner) has long been preferred in the cultural heritage field for 3D documentation of historical sites thanks to its ability to acquire the geometric information without any p...
Active-adaptive Vibration Absorbers and Its Vibration Attenuation Performance
Vibration Absorbers Shift Frequency Range Damping Vibration Attenuation Effect
2015/3/26
To improve the working frequency band and the damping effect of vibration absorber, an active-adaptive vibration absorber (AAVA) was presented. The AAVA can be considered as the integration of adaptiv...
推导了水下覆盖黏弹性材料矩形弹性板的Lamb 波频散方程,在黏弹性材料弹性模量确 定条件下求解得到水下复合板在不同频率厚度积下Lamb 波传播的相速度和衰减系数。通过对水 下覆盖黏弹性材料弹性板的回波测量实验,测量得到复合板在确定频率厚度积下前两模态的相速 度和衰减系数,将实验结果代入Lamb 波在水下复合板中传播的频散方程,反演得到了黏弹性材料 的弹性模量,复合板的相速度、衰减系数和黏弹性材料的...
Spectroscopic measurement of the refractive index of ion-implanted diamond
Spectroscopic measurement refractive index ion-implanted diamond
2012/2/24
We present the results of variable-angle spectroscopic ellipsometry and transmittance measurements to determine the variation of the complex refractive index of ion implanted single-crystal diamond. A...
层板弹簧参数与刚度关系的实验分析
可调结构试验机 刚度 预紧力 垫片厚度
2012/3/23
根据电磁振动给料系统的多参数特点，开发了一种具有可调结构的实验装置作为参数与性能的实验平台，对多层板弹簧参数与刚度的关系进行了物理实验研究，得出了各参数对多层板弹簧刚度的影响。
Computer simulation of mechanical properties of quenched and tempered steel specimen
Computer simulation mechanical properties quenched tempered steel specimen
2010/8/12
Mechanical properties, i.e., hardness, yield strength, toughness and fatigue properties are in relation with each other [1]. Hardness distribution in quenched steel specimen could be predicted by comp...
The microstructure and mechanical properties of the alloy CuZn30 after recrystallision annealing
microstructure mechanical properties alloy CuZn30 recrystallision annealing
2010/8/12
Besides bronze, the alloys of copper with zinc and brass are the first alloys accompanying the development of mankind. Nowadays, they are widely applied in technology, and next to light metals they be...
Fracture analysis of selected magnesium alloys after different testing methods
Mechanical properties Magnesium alloys Tensile and torsion tests
2010/2/9
Purpose: of this paper is to extend a complex evaluation of magnesium alloys which requires very often knowledge mechanical properties. These properties are connected with microstructure that is influ...
Computer aided determination of porosity in sintered steels
Powder metallurgy Sintering pre-alloyed Astaloy CrL and CrM steels Computer method of porosity analysis
2009/12/3
Purpose: Purpose of this paper was to apply a computer method of open porosity analysis for determination of porosity in sintered Astaloy CrL and CrM powders.
Design/methodology/approach: The powders...