rapid sintering 中文意思是什麼
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Pulse electric current heat treatment ( pecht ) developed by sodick, ltd., of japan, is a recently developed material processing method which consists of spark plasma sintering and welding, plasma activated sintering and welding, big pulse electric current ( bpec ) diffusion welding etc. the following are basic merits of pecht : rapid heating and cooling ; short sintering or welding time ; lowering sintering or welding temperature
脈沖電流熱加工（ pulseelectriccurrentheattreatment ，比如燒結，焊接等）是九十年代發展起來的一種材料快速制備新技術，它包括放電等離子燒結與焊接、等離子活化燒結與焊接、脈沖大電流擴散焊接等。它具有升溫、降溫速度快、能在較低的溫度下燒結或焊接以及時間短的特點。 -
Rapid repairing mass for converter ismade of electro baked magnesite and high - quality synthetic sandand manufactured by adding high fluidity recarburizer ( beveloped by ourselves ) as addition agent withspecial technique. lt has the characteristics of well fluidity, well rapid fluidityand rpid sintering etc. it is applied to hot patching of large area before or after the converter as rapping hole patching and other parts for converter
轉爐快速補爐料是以電熔鎂砂和優質合成砂為主要原料，配以自行研製的高流動性的增碳劑為添加劑，以特殊工藝生產製成，具有流動性好、快速燒結等特點，適合於轉爐的前後大面的熱修補及出鋼口等部位的修補 -
The research of metal powder laser sintering is a hot topic in rapid prototyping technology area
金屬粉末激光燒結成型技術是目前國內外快速成型領域的研究熱點。 -
Metal powder of laser rapid prototyping and manufacturing based on sintering technology
基於激光快速成型技術的金屬粉末燒結工藝 -
Rapid manufacturing technology for precision casting mould based on selective laser sintering
基於選擇性激光燒結的精鑄模快速製造技術 -
Abstract : the control software system in rapid prototyping by selective laser sintering as well as the practical applications of this control system are introduced
文摘:詳細介紹了激光燒結快速成形機的控制軟體系統及其實際應用效果。 -
As an important branch of rapid prototyping ( rp ), direct laser metal sintering ( dlms ) is used for manufacturing metal parts by scanning metal powder based on the process of selective laser sintering ( sls )
直接激光金屬燒結技術基於選擇性激光燒結快速成形工藝機制，採用粉末逐點熔化的掃描方式，對金屬粉末材料進行直接激光燒結成形制備金屬零件。 -
As an important branch of rapid prototyping ( rp ), selective laser sintering ( sls ) is attractive to many researchers in manufacturing for its wide use of metal, polymer, ceramic and other powder in the sintering
但是，直接用金屬粉末激光燒結金屬零件還存在一定的不足之處，其中燒結件「球化」 、翹曲和開裂現象是制約金屬粉末選擇性激光燒結應用的主要障礙。 -
In the paper, the current developments of rapid prototyping at home and abroad, the molding methods of rapid prototyping, their characteristics and the condition of applications were introduced, indicated that sterolithography apparatus ( sla ) selective laser sintering ( sls ), laminated object manufacturing ( lom ) and fused deposition modeling ( fdm ) were the several main prototyping methods of rapid prototyping at present, and their prototyping principle were briefly discussed
本文首先介紹了快速成型技術的國內外發展現狀、快速成型技術的成型方式、成型特點和應用狀況，指出立體光固化（ sla ） 、選擇性激光燒結（ sls ） 、分層實體製造（ lom ） 、熔積成型（ fdm ）是目前使用的幾種主要成型方式，並對它們的成型原理進行了簡要介紹。 -
The content of this dissertation is about the modification of coatings by laser cladding nano - material on plasma - spraying coatings. introducing rapid prototyping into nano material processing, experimental researches on the selective sintering of nano material are carried out systematically, the main work accomplished and conclusions gotten in this dissertation are presented as follows : 1 under the aiding of plasma spraying, reasonable coating material systems are designed to fabricate alumina, nicral / a12o3, nicral / a12o3 + 13 % wt. tio2, nicral / wc - co coating
本文主要是在等離子噴塗的基礎上，利用激光熔覆納米陶瓷材料對等離子塗層進行改性處理，從而制備納米復合塗層；同時將激光快速成型應用於納米材料加工中，主要完成如下內容： （ 1 ）設計合理的等離子塗層結構，制備了al _ 2o _ 3 ， nicral al _ 2o _ 3 ， nicral al _ 2o _ 3 13 wttio _ 2 ， nicral wc - co四種塗層。 -
Laser sintering is one of rapid prototyping that is a new manufacturing technology with combining all the new achievements in computer, materials and laser and machine manufacturing science and technology. it can fabricate parts directly according to cad models of parts
激光快速成形技術是80年代發展起來的一種嶄新製造技術，它是cad / cam ， cnc ，激光技術和材料科學等眾多技術的集成，能夠根據cad零件模型，直接製造出三維實體零件或者原型。
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