lost pattern 中文意思是什麼
lost pattern
解釋
一次模型-
The technical requirements for the lost pattern made from the paraffin - stearin and the shell mould made from colloidal silica in the precision casting were introduced
摘要介紹用石蠟硬脂酸低溫模料製作熔模，用硅溶膠作粘結劑製造模殼的工藝。 -
Rapid prototyping technology changed the traditional pattern of product design, which could offer product sample for the designer, reduced design cycle and quicken the schedule of new product design, and it gave the decision - makers visual feeling. ; rp technology provided kinds of molds including resin - boncled mold laminate mold, investment mold and lost foam casting mold and so on for sand casting investment casting and cavityless casting, it could also use direct shell production casting to make pattern dies metal dies die - casting dies injection dies directly, and it could even produce casting products in small scales. the applications of fdm technology in plaster precision casting and the rapid casting technology based on sls technology were introduced, the organic combination between rapid prototyping tecnnology and foundry process, which initiated a new period of rapid manufacturing metal parts, by using advanced new technology alternated traditional foundry industry to make it looked brand - new, thus, the competition of foundry industry would be improved ; rapid prototyping technology offered a rapid economical feasible technical method, common processes of using rapid prototyping technology to produce dies were discussed, in the paper it explored that. the problem of combining rapid prototyping technology with electric arc metal - spraying technology to make metal dies and technics in dies manufacturing of combining rapid prototyping technology with precision casting, rapid tooling based on rapid prototyping, integrated advanced new technology and tradition technology of rapid prototyping manufacture, each superiority were exerted, rapid prototyping technology had been an efficiency measure to rapid update products and develop new product, and to middle -
快速成型技術改變了傳統的產品開發模式，可以為設計者提供產品樣件，縮短設計周期，加快新產品的開發進度，為決策者提供直觀性；快速成型技術迅速提供砂型鑄造、熔模鑄造、實型鑄造用的各種模樣，包括樹脂模、層壓模、熔模和消失模等，還可採用直接制殼鑄造法直接製造熔模鑄造用的壓型、金屬型、壓鑄型、注塑模，甚至直接製造小批量鑄件，介紹了熔積成型技術在石膏型精密鑄造上的應用和基於選擇性激光燒結技術的快速鑄造技術，快速成型技術與鑄造工藝的有機結合，開創了快速製造金屬零件的新階段，對用高新技術改造傳統的鑄造工業，使其面貌煥然一新，增強鑄造行業的競爭能力；快速成型技術為母模的製造提供了一條快速、經濟、可行的技術途徑，討論了利用快速成型技術製造模具的一般工藝方法，探討了將快速成型技術與金屬電弧噴鍍技術結合起來快速製造金屬模具問題，以及快速成型技術與精密鑄造技術相結合的模具製造工藝，基於快速成型製造的快速模具技術，集成了快速成型製造高新技術和傳統技術，發揮各自優勢，已成為產品快速更新換代和新產品開發及中、小批量生產的有效手段之一。 -
The research showed that basin is the more important feeding resource than runner in runner type gating system in lost wax casting. therefore, on the basis of the basin as feeding resource, runner and ingate as feeding channel, a new design method for runner type pouring and feeding system in investment casting was developed. the corresponding feeding mathematical pattern and allowable total weight listed for casting cluster with different basin were established after analyzing the practical feeding of basin and the calculating process for design was described in detail
在熔模鑄造橫澆道型澆注系統中，澆口杯是比橫澆道更為重要的補縮源，因此在立足於澆口杯為補縮源、橫澆道和內澆道為澆注補縮通道的基礎上，開發了適用於熔模鑄造橫澆道型澆注補縮系統設計的新設計方法，在詳細分析了澆口杯的實際補縮情況后，建立了相應的數學補縮模式和不同澆口杯的鑄件組許用鑄件總質量表，並具體介紹了設計計算過程。 -
The process of lost pattern, colloidal silica and baking was studied emphatically
包括熔模製造工藝、硅溶膠模殼工藝和焙燒工藝。 -
Lost wax pattern for making using sls and technology of rapidly manufacturing metal part in investment casting are introduced. the corresponding properties of the metal parts are analyzed
介紹利用sls技術製作精密鑄造用熔模，通過熔模鑄造快速獲得金屬零件的工藝方法。並對零件作了相應的性能分析。 -
The yo - yo effect of repeated weight loss and weight gain, which occurs in those who follow a repeated pattern of dieting to lose weight rapidly, but then gradually regain the weight lost when they return to old eating habits, brings its own health risks and makes long term weight control increasingly more difficult
現象，發生在那些多次節食以快速降低體重但當恢復原來的飲食習慣時降低的體重又逐漸恢復的個體身上會使自己的健康處于危險之中，並會使長期的體重控制變得越來越困難。 -
Abstract : in this paper the design and manufacture of the complex tools for foam pattern in lost foam process were described by taking a typical part as an example. the result showed that not only the efficiency of the die design and manufacture was improved and the task was accomplished satisfactorily, but also the die s quality was ensured fairly and earned consumer s favorable comment by using cad / cam technology
文摘:以典型零件為例，詳細描述了消失模鑄造復雜發泡模模具設計和製造過程，結果表明:採用cad / cam技術，不僅大大提高了模具設計及製造效率，圓滿完成了模具的設計製造任務，而且保證了模具的質量獲得了用戶的好評。 -
In this paper the design and manufacture of the complex tools for foam pattern in lost foam process were described by taking a typical part as an example. the result showed that not only the efficiency of the die design and manufacture was improved and the task was accomplished satisfactorily, but also the die s quality was ensured fairly and earned consumer s favorable comment by using cad / cam technology
以典型零件為例，詳細描述了消失模鑄造復雜發泡模模具設計和製造過程，結果表明:採用cad / cam技術，不僅大大提高了模具設計及製造效率，圓滿完成了模具的設計製造任務，而且保證了模具的質量獲得了用戶的好評。 -
This article analyses by micro - economical theory the added throwing for establishing a new social order pattern during the modernization of the legal system and the lost benefit for denying the old social order pattern, and describes the new cost and benefit for modernization of legal system, the cost formation and the maximum and minimum of costs as well as the seeing criteria of the amount limit
對法制現代化過程中，為建立新的社會秩序模式而增加的投入，和因否定舊社會秩序模式而失去的效益等，運用微觀經濟學理論進行了分析，描述了法制現代化成本與效益、成本構成以及成本的上下限及極限量的參照標準。 -
Tax collection pattern is the general grasp and objective position of tax collection task under certain taxation system, it is also the management means of organized structure and choice setting with the aim of realizing taxation management scientific tax collection pattern should have the following three characteristics : first, high effectiveness, which include the cost decrease of both taxer and payer as well as the effective control on tax lost ; second, legality, which include the control of
第一部分概述了稅收征管和稅收征管模式的內涵，並分析了優化的稅收征管模式的特點;第二部分闡述了我國稅收征管模式的歷史沿革，並對現行稅收征管模式的優缺點以及導致現行稅收征管模式存在缺陷的成因進行了評析;第三部分闡述了作者對優化我國稅收征管模式的對策思考。
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