模型用金屬 的英文怎麼說
中文拼音 [móxíngyòngjīnzhǔ]
模型用金屬
英文
pattern metal- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 金 : Ⅰ名詞1 (金屬) metals 2 (錢) money 3 (古時金屬制的打擊樂器) ancient metal percussion instrum...
- 屬 : 屬名詞1 (類別) category 2 [生物學] (生物分類系統上所用的等級之一) genus 3 (家屬; 親屬) fami...
- 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
- 金屬 : metal
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( 3 ) distill the environmental geologic factors and analyzes their harmness and reasons mainly analyzes the status in quo, reason, distribution, harmness and defend for the falls, surface sink, mine suddenly water, landslip, castoff, etc. ( 4 ) evaluate the probability of the geology calamity take use of the method of factors and coverage union to evaluate the probability of the geology calamity, and then plot out the high, middle and low probabilit
( 3 )提取環境地質因素並進行分析其危害及成因利用提取的要素、數字地面模型和屬性數據庫及常規資料重點分析了構造、塌陷、礦坑突水、崩塌、廢棄物、地下水疏干區等要素的現狀、分佈、成因、危害及防治。 ( 4 )為金礦區地質災害易發性做出評價利用權重值和圖層疊加的方法對金礦區地質災害易發性做出評價,把金礦區劃分為高易發地區、中易發地區和低易發地區,針對這些地區提出治理措施。In this thesis, a new finite difference time domain ( fdtd ) method is developed to treat a two - dimensional photonic crystal consisting of nearly - free - electron metals. the method is used to calculate the band structures and investigate defect modes and guide modes in such a photonic crystal
本論文首先發展了一種基於等離子模型的有限差分計算方法,並應用於二維金屬光子晶體,有效地計算了該類光子晶體的能帶結構。On the bases of the galaxy evolution theory, we use the therotical chemical evolution model of three zone ( such as halo, thick disk and thin isk ) and multi - phase ( diffuse gas, molecular clouds, stars of both low and high mass, the remnants ). by comparing with the observational constraints, such assurface densities, age - metallicity relation, g - dwarf metallicity distribution in the solar neighbourhood and the correlation between [ a / fe ] and [ fe / h ], supernovae rates, infall rates. the rationality of the model is verified. based on the theory model, we calculate the abundance of neutron capture element
本文正是在銀河系化學演化的基礎上,利用銀河系的三成分( threezone ) (即暈、厚盤和薄盤)多相( multi - phase ) (氣體,分子云,大、小質量恆星以及剩餘物質)的化學演化的理論模型,通過與觀測約束(質量面密度、場星的年齡-金屬豐度關系、太陽附近g矮星金屬含量分佈函數、三成份的特徵量、元素的星系化學演化、超新星的爆炸率、內落速率等)的比較,來檢驗模型的合理性。The catena product is in the light of iso international criterion to design and make iso2858, pumpbody adopt metalline crust pad fluorine plastics inside, impeller and pump - cover all adopt metal embed part wrap fluorine plastics alloy outside to press. to make it possess superduper resist impact and eximious resist causticity, axis - envelop choose advanced outer - install form moire - pipe machine - airproof, airproof of oppositely abrade have silicon nitride chinaware f4 horniness alloy to choose. it has ratio of very high capability and price
本系列產品按國際標準設計製造iso2858 ,泵體採用金屬外殼內襯氟塑料,葉輪及泵蓋均採用金屬嵌件外包氟塑料合金模壓成型,使其具有超強的抗沖擊能力又有卓越的耐腐蝕性能,軸封選用先進的外裝式波紋管機械密封,對磨的密封面有:碳化硅陶瓷四氟硬質合金可供選擇。It is in the light of iso international criterion to design and make, pumpbody adopt metalline crust pad fluorine plastics inside, impeller and pump - cover all adopt metal embed part wrap fluorine plastics alloy outside to press. it has ratio of very high capability and price. its the most diffusely apply of resisting causticity centrifugal pumps at chemical engineering profession at present
按國際標準設計製造,泵體採用金屬外殼內襯氟塑料f46 ,葉輪及泵蓋均採用金屬嵌件外包氟塑料合金模壓成型,具有很高的性能價格比,是目前化工行業應用最為廣泛的防腐離心泵。( 2 ) providing the new information on large - scale, superlarge - scale deposits evolution in time and characteristic metallogenic events of the main stages during geodynanmic evolution ; summarizing the feature of large - scale metallogenic processes in some giant deposit clusters in the world and concluding the main type of large - scale metallogenic processes in the tectonic cycle of lithosphere
2 )較詳細地提供了全球主要金屬礦種大型、巨型礦床隨時間演化的新資料,闡述了地球動力學演化歷史中主要成礦階段的特徵成礦事件,首次總結了世界一些主要巨型礦集區的大規模成礦作用及其地球動力學背景特徵,並歸納了巖石圈構造演化旋迴中的大規模成礦作用類型。Feature : it is mainly used for the forming cutting of fur, paper, leather, synthetize materical and nonmetal material
主要用於皮革、紙板、泡沫、人造革、布塑及合成纖維和非金屬材料藉助于刀模成型裁斷。The software takes visual basic6. 0 as work flat, adopting activex technique, transfers autocad2000 painting orders from the exterior of vb through programme method. it is a re - exploitation software to design bellows expansion joints. the software adopts ejma, the current international widespread trade standard, as mathematics model
波紋膨脹節是安裝在金屬管線上起熱補償、柔性連接等作用的管道連接構件,本文以visualbasic6 . 0作為操作平臺,採用activex技術,通過編程手段從vb外部調用autocad2000軟體中的繪圖命令,二次開發軟體,以目前國際上行業中普遍採用的ejma標準作為數學模型,編輯波紋膨脹節設計軟體。To avoid manual labor of chiseling - grossness, in the area of second - stage concrete construction, permanently non - removed metal molding boards nets are used as molding boards of first - stage concrete. substitution joints of reinforcing steel bars for traditional electric welding and usage of equipments for joints of reinforcing steel bars efficiently improve strength of junctions and rate of connecting reinforcing steel bars, and safety of construction and stability of quality, and greatly reduce cost. it ' s possible that three gorges project become top - ranking project in the world by study on systems engineering of high - strength concrete construction
混凝土縫面處理採用高壓水流沖毛技術,大大提高了施工工效,減少了倉面污染;模板工程大量採用定型鋼模板施工技術,提高了壩體混凝土成型質量和工程進度;在二期混凝土施工區域,為免除人工鑿毛勞動強度,採用永久性免拆金屬模板網作為一期混凝土模板;鋼筋連接改進傳統的電焊連接方式,採用大量採用鋼筋接頭機械連接技術,有效提高了接頭強度和鋼筋連接速度,施工安全性大大加強,質量穩定性有效提高,經濟成本大大降低;三峽二期工程持續高強度混凝土施工系統工程的研究,使三峽工程成為名符其實的「世界一流工程」成為可能;三峽二期工程混凝土溫控綜合技術的應用,有效降低了壩體混凝土溫度的產生;混凝土表面處理及裂縫處理技術的應用,提高了建築物的整體性和耐久性。In actual engineering problems such as metal forming, structure crashworthiness et al., there are a great number of interface problems with elasto - plastic large deformation. when such large deformation or distortion is solved by finite element method, it must remesh process must be developed to get the less accurate numerical result
在金屬成型、結構碰撞、穿甲等工程領域存在大量的彈塑性大變形接觸問題,用有限元法模擬這些過程時,由於變形畸變的存在,往往需要採用網格重劃分才能得到較為準確的計算結果。The hydro - demetallization kinetic model and the expression of catalyst deactivation function were proposed on the base of appropriate hypothesis used in common kinetic research methods and the operation data from maoming ' s residue hydrodesulfurization treatment unit ( s - rht )
摘要依據茂名渣油加氫工業裝置( s - rht )的大量實測數據,通過合理的模型假定,採用常規的動力學模型研究方法,建立了渣油加氫脫金屬動力學模型和催化劑失活函數表達式。Hard alloy die is made y taking high - quality hard alloy as its nips and fastening with steel die case. it is characterized by high hardness, good thermal conductivity, brasive coefficient and strong resistant to corrosion. it is suitable for drawn metal wire, bar and pipes. the types of dies includes rectangle, hecagon, octagon, diamond, trapezoid, basin and knob, u - shaped and half round types
硬質合金模具採用優質合金作模芯,並用鋼質模套緊固,具有硬度高,導熱性能好,磨擦系數小,抗腐蝕性等特點,適用於拉制金屬線材,棒材,管材等,另外,模具的類型有矩型、六角型、八角型、菱型、梯型、凹型凸型、馬蹄型、半圓型等各種異形模。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。This is a thread producing machine which uses its three thread rolling dies, mounted in the same seperation angle of 120 ', to realize roll forming of the workpiece, for metal has the performence of plastic deformation under the pressure operation
該機床是利用金屬在壓力之下產生塑性變形的特點,用三個互成120度夾角的滾模,對工件進行滾壓成型的螺紋加工設備The article introduces the basic concepts and common methods of fuzzy mathematics, initially discussing the applications of fuzzy mathematics in the following aspects : 1 ) division of " skidding " strata with grade of membership that are drilled with diamond bits ; 2 ) comprehensive evaluation on the application in evaluation of diamond bits, classification of rock drillability, and evaluation of clay ; 3 ) classification of " hard rock " through fuzzy clustering analysis ; 4 ) estimation of completion time of boreholes and evaluation of underg round water with fuzzy mathematics ; 5 ) identification of new ore areas and option of best water resource area with fuzzy model ; 6 ) option of diamond bits and evaluation on oil field development plan with fuzzy resemble option and the improved calculation method ; ? ) prediction of mud slurry performance and of the amount of surging water in ore pits with fuzzy control ; 8 ) comprehensive evaluation of diamond bits and supporting plan of deep foundation pit with fuzzy optimal theory
初步探討了以下幾方面的應用: 1 )用隸屬度劃分金剛石鉆進「打滑」地層; 2 )綜合評判在金剛石鉆頭評價、巖石可鉆性分級及鉆探造漿粘土評價中的應用; 3 )用模糊聚類分析進行「硬巖石」分類; 4 )用模糊數進行鉆孔竣工時間預估及地下水質評價; 5 )模糊模式識別在新礦區類型識別和最佳水源地選擇中的應用; 6 )模糊相似選擇及其改進演算法在金剛石鉆頭選擇和油田開發方案評價中的應用; 7 )模糊控制在泥漿性能和礦坑涌水量預測中的應用; 8 )優化理論模型在金剛石鉆頭和深基坑支護方案綜合評價中的應用。As a kind of typical durable thermal protection system ( tps ), the metallic thermal protection system not only overcomes many disadvantages of the traditional ceramic tps, but also has many inherent advantages such as low cost of full life span, character of structure module, integration of mtps and the main structure of vehicle, all weather and easy to check, maintain and exchange. therefore, it is very important to investigate reusable mtps technology
金屬熱防護系統作為一種典型的耐久性熱防護系統,不但克服了傳統陶瓷熱防護系統的諸多缺點,而且還具有許多獨特優點,如:全壽命成本低,結構模塊化,熱防護系統與機體結構一體化,全天候,易檢查、維護和更換等,所以先進可重復使用金屬熱防護系統的研究是十分必要的。These are small metal tubes designed to be placed inside arteries in heart patients
所謂冠狀移植片固定模是一些小型的金屬殼電子管,設計用來安置於心臟病患者的動脈中。Author thinks that the direction of the maximum plastic distortion along a constant radius around the crack tip may be considered as the direction of shear - mode fracture ( named pmax - criterion ) and the load when located shear band prongs the ligament in the front of crack tip is regarded as the limited load of shear - mode fracture. ( 3 ) the fad ( fracture assessment diagram ) of titled crack is proposed based on achievements of mesomechanics about i - ii complex ductile fracture of metal, and the titled crack is classified two kinds : void - mode fracture is assessed by fracture assessment curve, and shear - mode fracture by limited load. ( 4 ) using a fe program based on plantle - ressue theory to calculate some mesomechanical parameters, a flange joint structure of a high pressure vessel ( design pressure 31. 4mpa and the thickness of the hemispherical head is half of that of shell. ) is analyzed to determine whether the structure under operation pressure is safe or not, forecast the mode of potential invalidation and argue for the rationality of design of the structure
試件的整體斷裂為剪切型,但在試件芯部裂尖鈍化區中部出現了韌窩型啟裂並有一定的擴展,說明局部較高的應力三軸度也會使韌窩型機制得以發展,但是不改變試件整體的剪切型斷裂模式;對韌性斷裂的剪切模式的細觀機理做了一定的探討,並且提出了含裂紋構件剪切型斷裂的宏觀判據:認為裂紋前方的集中剪切帶中與裂紋尖端等半徑處最大有效塑性應變出現的方向可以作為裂紋剪切斷裂的方向(可簡稱為_ ( pmax )準則) ,集中剪切滑移帶貫穿裂紋前方承載韌帶時的載荷可以作為極限載荷;本文運用金屬韌性斷裂細觀力學在一復合型韌性斷裂方面的研究成果,採用失效評定圖的形式,提出了傾斜裂紋的安全性評定方法的基本框架。According to the deformation of elastic - plastic theory, the finite element analysis model of metal diaphragm for tank of propulsion system in satellite was established in this paper
本文建立了衛星推進系統貯箱金屬膜片變形的有限元分析模型。用彈塑性有限變形有限元法,模擬了貯箱金屬膜片的翻轉變形過程。With this paper ' s study, we can understand the history of thermal elastoplastic deformation and thermal stresses of graded coating more deeply. this paper builds a model which can better describes the thermal elastoplasticity of metal / ceramics graded coating and multilayered materials, and it builds the theoretical basis for the optimized design and thermal elastoplasticity analysis of metal / ceramics graded coating and multilayered materials. the research of this paper has important guidance significance to the engineering application of the graded coating
通過本文的研究,更深入地了解了梯度塗層的熱應力和熱彈塑性變形歷史,建立了可以更好地描述金屬陶瓷梯度塗層和疊層材料熱彈塑性行為的分析模型,為金屬陶瓷梯度塗層和疊層材料的熱彈塑性行為分析和優化設計奠定了理論基礎,對梯度塗層的工程應用有重要的指導意義。分享友人