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2019-9-22 · The component assembly consists of 68 parts made of aluminium, steel and titanium, which through component optimisation and the possibilities of Electron and Laser Beam Melting technologies replace the almost 3000 individual parts that make up the original component. The turbine …
Get PriceAbstract. This paper presents a dual-platform scanner for dental reconstruction based on a three-dimensional (3D) laser-scanning method. The scanner combines translation and rotation platforms to perform a holistic scanning. A hybrid calibration method for laser scanning is proposed to improve convenience and precision.
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Get Price2017-8-2 · While the first industrial revolution initiated the replacement of human labour with machines, the second introduced mass production. Now, over a…
Get Price2021-7-23 · 超临界二氧化碳射流破岩的热流固耦合机理 李木坤 1, 王刚 1, 程卫民 1, 浦仕杰 2, 倪红坚 3, 时贤 3 1.山东科技大学安全与环境工程学院,山东青岛 266590; 2.中国石油青海油田公司采油一厂,青海格尔木 …
Get PriceThe dental cutting was conducted on a two-dimensional computer-assisted apparatus to simulate clinical cutting operations using a high-speed electric handpiece (Ti95L, NSK, Japan), which can be run at the maximum rotational speed of 200 krpm. Figure 1(a) shows the image of cutting a ceramic using a dental handpiece and a bur.
Get PriceDental pulp is critical to maintain the vitality of a tooth. Regeneration of pulpo-dentinal complex is of great interest to treat pulpitis and pulp necrosis. In this study, through three-dimensional spheroid culture, a group of unique multipotent stem cells were identified from mouse dental papilla called multipotent dental pulp regenerative stem cells (MDPSCs).
Get PriceATOS 3D scanners are high-resolution optical digitizers, delivering three-dimensional measuring data quickly and precisely. ATOS was developed with advanced hardware and intelligent software for repeatable and precise measurements. The measuring systems work non-contact by using structured blue light and deliver precise scans with detailed ...
Get PriceMedical and dental models aid in planning for operative procedures and in the manufacturing of implants and prosthetics. Manufacturing : While SLA 3D printing is not a cost-effective means of mass production, it is an inexpensive way to create one or a few customized products that are unique.
Get PriceHigh Speed Handpiece, Air Turbine, Air Turbine 3 Water Spray manufacturer supplier in China, offering Dental Supplies Air Turbine 3 Water Spray High Speed Handpiece Push Button, New Design Disposable Plastic Dental Anti-Fog Mouth Mirror with Saliva Suction, Top Quality Orthodontic Roth Ceramic Braces Dental Self-Ligating Bracket and so on.
Get PriceTwo-dimensional (2D) beam profiling is an emerging technique used to characterize the beam homogeneity in dental light-curing units (LCUs). This project developed a method to combine multiple 2D beam profiles that had been measured along the beam path to create a 3D profile of the beam. This allowed a quantitative investigation of beam divergence and homogeneity at different distances from …
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Get Price2012-5-25 · Three-dimensional CFD grid is automatically generated for the changed blade shapes and steady CFD calculation is used to evaluate the aerodynamic performance of the changed blades in a turbine stage. Stagger angle distribution in the radial direction was thought as one of the important design parameters of turbine blades because it determines ...
Get PriceThe effects of Biodentine/polycaprolactone three-dimensional-scaffold with odontogenesis properties on human dental pulp cells. International Endodontic Journal, 51, e291–e300, 2018. Aim To determine the feasibility of using three-dimensional printed Biodentine/polycaprolactone com-posite scaffolds for orthopaedic and dental applica-tions.
Get Price2013-1-31 · Regeneration of dental pulp/dentine complex with a three‐dimensional and scaffold‐free stem‐cell sheet‐derived pellet Sijia Na Research and Development Centre for Tissue Engineering, Fourth Military Medical University, Xi'an, Shaanxi, People's Republic of China
Get PriceThe computed results show that the fully tree-dimensional turbulent flows computation can efficiently predict three-dimensional separated flows and viscous vortex in axial-flow impeller and vaneless clearance. Using the program, a designer can improve passage geometric design to enhance the performance of the fan.
Get Price2002-5-28 · An aerodynamical model for studying three-dimensional flow fields about wind turbine rotors is presented. The developed algorithm combines a three-dimensional Navier-Stokes solver with a so-called actuator line technique in which the loading is distributed along lines representing the blade forces.
Get Price2018-11-26 · Three-dimensional printing biotechnology for the regeneration of the tooth and tooth-supporting tissues Yue Ma , State Key Laboratory of Oral Diseases, West China School of Stomatology, Sichuan University, Chengdu, People's Republic of China
Get Price[Three-dimensional finite element analysis of the stress in abutment periodontal ligament of cantilever fixed bridge under dynamic loads]. [Article in Chinese] Guo Y(1), Tang L, Pan YH. Author information: (1)Department of Stomatology, Medical College of Jinan University, Guangzhou 510632, China.
Get Price2019-11-14 · Once per year for three consecutive years, a dental cast was obtained from each subject, and the cast was scanned with a 3D digital scanner (R700 3D). The three-dimensional measurements of the maxillary dental arch and the inclination of the bilateral maxillary first molars were obtained from the …
Get PriceDental pulp is critical to maintain the vitality of a tooth. Regeneration of pulpo-dentinal complex is of great interest to treat pulpitis and pulp necrosis. In this study, through three-dimensional spheroid culture, a group of unique multipotent stem cells were identified from mouse dental papilla called multipotent dental pulp regenerative stem cells (MDPSCs).
Get Price2019-5-14 · Yangyozov A., Willinger R., Calculation of flow characteristics in heat turbomachinery turbine stage with different three dimensional shape of the stator blade with ANSYS CFX software. Institute for Thermodynamics and Energy Conversion, 2008
Get Price2015-6-25 · Energies 2015, 8 6289 the reduction in the air flow due to the presence of the tower. For three-bladed wind turbine, the rotor aerodynamic torque exists 3P (3 is the number of blades, P is the rotor rotation angular frequency)
Get Price2017-8-2 · While the first industrial revolution initiated the replacement of human labour with machines, the second introduced mass production. Now, over a…
Get Price2020-2-10 · Open machine key parameters, real-time build parameter modification, three-dimensional visualization, diagnostic functions Inert Gas Protection Nitrogen Power Supply EUR/China: 380-400V, 50/60Hz, Three-phase. US: transformer sold with machine 22-28°C
Get Price2021-3-22 · One-dimensional laterally averaged adiabatic film cooling effectiveness η ¯ l a t-based correlations have been widely employed in the cooling design of the modern gas turbine and aero-engine; however, the flow field of the discrete film cooling is fully three dimensional, and thus, the cooling effectiveness distribution on the solid surface is two dimensional.
Get PriceAuthor information: (1)West China College of Stomatology, Sichuan University, Chengdu 610041, China. The purpose of this study was to investigate the three-dimensional displacement of the cantilever fixed partial denture (CFPD) under an oblique loading. One Beagle dog was used in this experiment.
Get PriceNumerical investigation of the three-dimensional secondary instabilities in the time-developing compressible mixing layer By Leandro Souza Numerical investigation of three-dimensional flow over a swept backward-facing step using a multi-scale turbulence model
Get PriceImplant-bone interface stress distribution in immediately loaded implants of different diameters: a three-dimensional finite element analysis. Ding X(1), Zhu XH, Liao SH, Zhang XH, Chen H. Author information: (1)Department of Stomatology, The First Affiliated Hospital of Wenzhou Medical College, Wenzhou, Zhejiang Province, China. [email protected]
Get PriceHeat transfer in passage with pin-fin arrays for cooling blade trailing edge was studied numerically. Three-dimensional numerical simulations were carried out for steady laminar flow in passages with different wedge angles between pressure surface and suction surface of cooling blade trailing edge to study the effect of different wedge angles (from 0° to 30°) on heat transfer and pressure ...
Get Price2020-1-14 · Feature 3 OSG Dental Solutions in China Technical Insight 9 AM-EBT & AM-CRE Carbide End Mills for Additive Manufacturing Applications Customer Report 13 Deep-Hole Drilling 17 Quadruple Productivity Product Pickup 19 ADO-MICRO Small Diameter Coolant-Through Carbide Drill Series, ADO-40D & 50D Coolant-Through Carbide Drills 20 AE-BM-H, AE-BD-H & AE-LNBD-H Carbide Ball End …
Get Price2008-1-24 · Three-dimensional sequences with T2 and T2* images have been advocated as the techniques best suited for demonstration of the sixth, seventh, and eighth nerves, etc. (3-5). Dailiana et al ( 3 ) defined the anatomy of the facial nerve with 3D gradient-recalled acquisition in the steady state (GRASS) (3D-FISP) sequence techniques.
Get Price2020-12-2 · Three dimensional clocking effects in a one and a half stage transonic turbine. Journal of Turbomachinery, 2009, 132(1): 11019. Article Google Scholar [8] Billiard N., Paniagua G., Denos R., Impact of clocking on the aero-thermodynamics of a second stator tested in a one and a half stage hp turbine.
Get Price2016-3-11 · Three-dimensional (3D) printing 1,2,3 or additive manufacturing 4,5,6 enables the fabrication of near-net-shaped complex 3D parts without expensive molds or tools in short periods of time, based ...
Get Price2021-7-28 · Using additive manufacturing technology, three-dimensional solid objects of virtually any shape can be made from a digital model Definition > Additive manufacturing (AM) is a process of making a three-dimensional solid object of virtually any shape from a digital model > AM uses an additive process, where materials are applied in successive layers
Get PriceIt normally takes 7-10 days for delivery. But you need to do the customs clearance at your airport and pick the goods up there. Sea Shipping is the lowest-cost way for big order, such as dental chair/dental unit order. It normally takes 30-60 days for delivery. But you need to do the customs clearance at your seaport and pick the goods up there.
Get PricePolyetheretherketone (PEEK) is an important high-performance thermoplastic. Its excellent strength, stiffness, toughness, fatigue resistance, biocompatibility, chemical stability and radiolucency have made PEEK attractive in dental and orthopedic applications. However, PEEK has an inherently hydrophobic and chemically inert surface, which has restricted its widespread use in clinical ...
Get Price2021-7-23 · where PBF-L is located within this three-dimensional cube. Clearly, much space remains in the cube – space that can potentially be occupied by other technologies, as we discuss below. A Compared to conventional manufacturing, PBF-L is still very expensive. A significant gap exists with regard to costs, especially in high-volume applications ...
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Get Price2012-5-23 · Three-dimensional Simulation of Flow and Combustion for Pulverised Coal Injection ISIJ International, Vol. 45, No. 9 Numerical and experimental investigation of the morphology development of expansion clouds by a powder jet flow
Get Price2021-6-28 · Hitachi Review Vol. 68 (2019) No. 2 is “Hitachi Technology 2019.” This issue of Hitachi Review presents topics in a variety of business fields, primarily Hitachi's digital solutions and unique products that underpin it's Social Innovation Business.
Get Price2021-7-19 · Dissolve fat, lymphatic drainage, firm skin and enhance skin elasticity. Body-shaping Equipment adopts the most advanced high-speed turbine negative pressure technology, and innovative three-dimensional conversion technology, combining with microcomputer chip controlled patent roller axis, and has an anti-geocentric attract effect on the skin.
Get Price2021-7-27 · ProX SLS 6100. Production-grade nylon 3D printer delivering best-in-class part quality, fast build times and automated production tools. ProX 800. SLA quality at high throughput to address the broadest range of applications. ProJet MJP 2500/2500 Plus. MultiJet Printing Quality, Speed and Ease of Use Made Accessible.
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