shell sand 中文意思是什麼

shell sand 解釋
貝殼砂
  • shell : n (pl shells 2 義為 shell)1 殼;介殼;甲殼;貝。2 (昆蟲的)翅鞘;蛹的蛻皮。3 【解剖學】種子的...
  • sand : n 1 沙。2 〈 pl 〉 沙灘,沙洲,沙地,沙漠。3 〈 pl 〉 沙粒;(計時用的沙漏中的)細沙。4 光陰,時...
  1. A detailed introduction was made to the properties of the wet coated sand suitable for multi - station shell mould shooting machine ; the development of a sort of high strength coated sand with low resin content : the shaping index and wetness adjusting process : analysis and prevention of peel back defect of shells made with overturning hopper process ; test method of peel back resistance of coated sand : pinhole defect analysis of high ni ductile iron shell mould castings and application of anti - pinhole coated sand

    詳細介紹適用於吹砂式多工位殼型機的濕態覆膜砂性能;高強度低樹脂量覆膜砂的研製;濕態殼型覆膜砂的成形性指數與調濕工藝;翻鬥法制殼時的脫殼問題分析和解決辦法;覆膜砂脫殼性檢測方法;高鎳球鐵件殼型鑄造表面針孔原因分析與抗針孔覆膜砂的應用。
  2. It depends on such variables as the available supply of sand and shell material and the intensity of waves and longshore currents.

    這完全取決于諸如砂和殼質的補給數量以及波浪和沿岸水流的強度這樣的一些因素。
  3. We can also adopt sand shell moulding or metal mold casting as for allotype castings

    對異形鑄件,還可用砂型鑄造或金屬型鑄造。
  4. 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。
  5. Water purification lu : liao products mainly walnut shell lu : liao, fibres ball lu : liao, activated charcoal, anthracite lu : liao, quartz sand lu : liao, stone lu : liao, pp filters, rags, soft materials

    凈水濾料產品主要有核桃殼濾料、纖維球濾料、活性炭、無煙煤濾料、石英砂濾料、麥飯石濾料、 pp濾芯、凈水劑、軟性填料等。
  6. In order to producte qualified inlet manifold casting, top gating system with lip riser and shell core made of precoated sand is used

    為了獲得合格的進氣歧管鑄件,採用壓邊頂鑄澆注系統和覆膜砂殼芯製作工藝。
  7. It can measure shell speed and crusting of film laminating by adopting fks - 1 tester of film laminating capacity ; the principle of this instrument is that it makes film laminate on heating plate and turns 90or 180 of heating plate for moving un - shell sand. and then it measures shell thickness and observes cocking condition of surface sand

    採用fks - 1型覆膜砂結殼性能測試儀可以觀測覆膜砂的結殼速度和起皮狀況,其原理是將覆膜砂撒在加熱板上,經過某一時間之後,將加熱板旋轉90或180移去未結殼的鬆散砂,然後測量結殼厚度,並觀察表層砂的翹起情況。
  8. From the viewpoint of the characteristics of two - phase liquid sand slurry wear, combined with the examination and study on easily damaged workpieces, the wear failure ' s basic rules are pointed out, of the pump shell and the cutter - piece on service, and the general principles of material wear - resistant designs put forward. the sand slurry abrasion tester has been designed and developed which can simulate general dredging conditions. summarized and presented are the position - exchange measuring method of sand slurry abrasion test and the experiment specification of sand slurry wear test of dredging conditions

    文中系統論述了作者在疏浚工況泥沙磨損機理及其耐磨新材料課題研究中的工作成果,主要研究內容和創新點如下:總結分析了磨損研究動態和提高材料耐磨性的方法;從兩相流泥沙磨損的特點出發,結合對失效易損件的考察研究,分析指出了現役泥泵殼和絞刀片磨損失效的基本規律,提出了材料耐磨損設計的基本思想;設計研製了能模擬疏浚工況的泥沙磨損試驗機,總結提出了泥沙磨損試驗換位測試法和疏浚工況泥沙磨損試驗規范。
  9. All of this fort was built by the material of sticky rice, syrup, sand and oyster shell ash

    整座城堡系以糯米汁、糖漿、砂與牡蠣殼粉調制而成。
  10. Shell capacity of film laminating sand is one important index for tipper hopper type shelling, shell core and technology of blowing method

    覆膜砂的結殼性能不管對于採用翻鬥法製造殼型殼芯,還是採用吹射法製造殼芯的工藝都是一個重要的指標。
  11. The main equipments are : one 5 - ton - copula, one 3 - ton - copla, eight 5 - ton - crane, one 10 - tonresin sand mixer, one 5 - ton resin sand mixer, two molding machines of 148 type, two shell moulding core shooters, one s112 sand mixer, one s114 sand mixer, one large size shot - blaster and one barreltype shot - blaster, a 10 - ton resin sand regenrating device, and complete equipments of chemical and physical test in the lab

    主要設備有: 5噸沖天爐1臺、 3噸沖天爐1臺、 5噸行車8臺、 10噸連續樹脂混砂機1臺、 5噸連續樹脂混砂機1臺、 148造型機2臺、覆膜砂射芯機2臺、 s112混砂機1臺、 s114混砂機1臺、大型拋丸機1臺、小型滾筒式拋丸機1臺、 10噸樹脂砂再生機一套,化驗、物理檢測、清砂設備齊全。
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