拉模拉拔 的英文怎麼說
中文拼音 [lāmólābá]
拉模拉拔
英文
die drawing-
Natural diamond die is one the best for the drawing of precision wires. the diamond is selected meticulously to be complete grains with good. symmetry free from any foreign substances. it is prepared with advanced powdermetallurgicaltechnology that makes the diamond with the strongest strength and antiknock property during the processes
天然金剛石拉絲模對于各種精密線材的拉制是最好的模具之一,採用的天然金剛石是經過精心挑選的,必須是顆粒完整對稱性好,沒有雜質,又採用先進的粉末冶金技術鑲套從而使金剛石在拉拔過程中獲得最大的強度和抗爆裂能力。Jiangpai natural diamond die is one the best for the drawing of precision wires. the diamond is selected meticulously to be complete grains with good symmetry free from any foreign substances. it is prepared with advanced powder metallurgical technology that makes the diamond with the strongest strength and antiknock property during the processes
江牌天然金剛石拉絲模對于各種精密線材的拉制是最好的模具之一,採用的天然金剛石是經過精心挑選的,必須是顆粒完整對稱性好,沒有雜質,又採用先進的粉末冶金技術鑲套從而使金剛石在拉拔過程中獲得最大的強度和抗爆裂能力。Meso - models for synthetic fiber reinforced concrete under uniaxial tension
合成纖維混凝土細觀拉拔模型Through direct pullout test, we examine the effect of the water to cement ratio, contend of steel fiber and silica fume on the bond behavior ; compare the bond behavior of two types of cfrp bars with difference surface treatment ( r1 bars and g1 bars ), and reprocess the one of inferior bond strength ; investigate the bond stress distribution along the bond length of cfrp bars, and assess the adequacy of some exist analytical models of bond - slip behavior to reproduce the experimental bond behavior
本文主要通過直接拉拔試驗,考察水膠比、鋼纖維摻量、硅灰摻量以及cfrp筋的表面處理類型等材料參數對粘結性能的影響,並對粘結效果較差的cfrp筋研究了表面處理方法,以提高cfrp筋與rpc的粘結性能;通過在cfrp筋表面粘貼應變片,測定了粘結應力沿cfrp筋埋長的分佈情況,並對現有的粘結滑移本構模型與試驗結果的擬合效果進行了比較。Has smelting, rolling, draw bench, heat treatment, becoming products etc. processes and advanced inspection equipments. the scale of our company is expanding because we keep on technology developing, quality full - controlling, strict measuring and reinforcing to internal managements. our company has a stable and large customers group, as well as we do research and development in new products, and we imported the most advanced electro thermal alloy producing technology in the world
上海導達電工合金材料有限公司成立於1998年,經過多年持續不斷的努力,從熔煉軋鋼拉拔熱處理到成材全過程的生產流程及完整的檢測設施,具有規模化的生產量,全面的質量管理,先進的生產工藝及嚴格的檢測手段,使本廠產品保持長久的競爭力,並在不斷的研究開發新產品,產品已通過iso9001質量體系認證, iso14001環保體系人證。Drawing die cores, wear parts for the textile industry, sealing rings, centerless rulers, drill bushings, valve parts, calibration rings
拉拔模芯、紡織工業中的耐磨件、密封環、無中心的尺、鉆床軸套、閥門、刻度環。Model sywly - 75 physics high to foam polyethylene insulating, aluminum pipe other conductor coaxial cable suitable for catv backbone project, its interior conductor adopt bastion of iron make aluminium, other conductor adopt aluminum pipe, the two have the same hot coefficient of expansion and modulus of elasticity, woods reduce in cable conductor draw the troubles that are led to the fact
Sywly - 75型物理高發泡聚乙烯絕緣、鋁管外導體同軸電纜適用於catv主幹線工程,其內導體採用銅墻鐵壁包鋁,外導體採用鋁管,兩者具有相同的熱膨脹系數和彈性模數,林減少了由電纜內導體拉拔所造成的故障。Research work described in this dissertation consists of four parts : application of finite element methods ( fem ) in the study of pull out tests of single fiber reinforced composites ( sfrc ), fem study of fragmentation tests for single fiber reinforced composites, monte carlo simulation of fragmentation tests for single fiber reinforced composites, and a simulation of impact failure behaviors of fiber composites with a mesh free method - the sph method
全文論述從四個方面展開的工作:單纖維復合材料抽拔試驗的有限元數值模擬,單纖維復合材料逐節斷裂試驗的有限元數值模擬,蒙特卡羅方法模擬單纖維復合材料受拉破壞過程,無網格sph演算法在復合材料受沖擊破壞過程中的v _ ( 50 )數值模擬。Renqiu city chaoyi die manufacturing limited ( former hebei province xu zhuang metal mould plant ) my production is the standard set of components ( wiredrawing, laguan, pull rods, 1. 60, four, and pulls, molding, and other various heteromorphosis 300 multiple ) professional manufacturers of products to the major national and medium - sized cities
任丘市超藝模具製造有限公司(原河北省許莊五金模具廠)是我國生產全套標準件模具(拉絲、拉管、拉棒、六角、四方、拉拔、各種異型模具等300多種)的專業廠家,產品銷往全國各大、中型城市。The main conclusions are remarked as follows : ( a ) the theory formula between the ultimate tensile force and interface cohesive intensity has been established. according to ultimate tensile force from in - site measure, the scientific interface cohesive intensity parameter has been achieved, then, the numerical analysis of the tension - draw test has been made
主要研究成果: 1 、從理論上建立拉拔試驗中「極限拉拔力」和「界面粘結強度」的關系,再藉助現場實測的極限拉拔荷載,獲取釘土界面的合理粘結強度參數,對拉拔試驗進行數值模擬分析,驗證了模擬模型中界面單元的可靠性和精度,並標定了數值試驗中土釘的破壞模態。( 1 ) systematic triaxial compression tests are made for the sand reinforced by various national geosynthetics. comprehensive investigations into the interaction characteristics are also made between sand / lime fly ash and various national geosynthetics by direct shear tests and pull out tests, which can help choosing geosynthetic type and understanding the geosynthetic reinforcement mechanism ; ( 2 ) this paper is also firstly systematically presents the results of a comprehensive investigation into the interaction characteristics between lime fly ash and various national geosynthetics ; ( 3 ) by non - linear fem, the influence of the modulus of geosynthetics, the thickness of the soft ground and the width of the foundation on the effectiveness of geosynthetic reinforcement are also studied ; ( 4 ) the main conclusions are as followed : ( geotextiles are likely to be suited for projects allowing high displacement, polyester warp knitting geogrids and oriented geogrids for projects allowing medium displacement, glass fiber geogrids for projects allowing low displacement and geonets for secondary projects. ( the confining effect of fill material to act on different kinds of geosynthetics varies largely, which must be considered
( 1 )本文利用三軸壓縮試驗,比較各種國產土工合成材料對砂土的加筋效果;利用直剪試驗和拉拔試驗,比較各種國產土工合成材料與砂土或石灰粉煤灰的界面摩擦特性,深入研究土工合成材料的加筋機理,首次明確提出加筋土工合成材料的選型原則; ( 2 )本文首次系統地研究了石灰粉煤灰與各種國產土工合成材料的界面摩擦特性; ( 3 )本文採用有限元法,系統研究了加筋模量、軟土地基厚度、基礎寬度等因素對土工合成材料加固軟土地基效果的影響; ( 4 )本文主要結論如下: (無紡土工織物適合用於允許大變形的加筋土工程;滌綸纖維經編土工格柵和塑料拉伸土工格柵適合用於對變形有較嚴格要求的加筋土工程;玻璃纖維經編土工格柵適合用於對變形有嚴格要求的加筋工程;土工網適合用於低等級的加筋土工程。An interface analysis model was established based on the interface stress element method for discontinuous medium mechanical problem to simulate the pull - out tests and tensile tests, and the calculated results are in good agreement with those of experiments
應用解決不連續介質力學問題的界面應力元法建立交界面的分析模型,對拔出試驗和拉伸試驗進行了數值模擬,數值模擬計算結果與試驗結果接近。Research on three - dimensional numerical simulation of numerical simulation for the y roller - die - drawn process
型輥模拉拔工藝的三維數值模擬研究At an elevation of more than 3, 700m, the potala occupies an area of more than 360, 000m. its 13 - story main portion rises 117m. the whole complex, consisting of halls, stupa - tomb halls where the relics of the supreme lamas are preserved, shrines, prayer rooms, monks dormitories and courtyards, is recognized as the world s highest and largest castle palace
布達拉宮海拔3700多米,佔地總面積36萬余平方米,建築總面積13萬余平方米,主樓高117米,共13層,其中宮殿靈塔殿佛殿經堂僧舍庭院等一應俱全,是當今世上海拔最高規模最大的宮堡式建築群。At an elevation of more than 3, 700m, the potala occupies an area of more than 360, 000m. its 13 - story main portion rises 117m. the whole complex, consisting of halls, stupa - tomb halls ( where the relics of the supreme lamas are preserved ), shrines, prayer rooms, monks dormitories and courtyards, is recognized as the world s highest and largest castle palace
布達拉宮海拔3700多米,佔地總面積36萬余平方米,建築總面積13萬余平方米,主樓高117米,共13層,其中宮殿、靈塔殿、佛殿、經堂、僧舍、庭院等一應俱全,是當今世上海拔最高、規模最大的宮堡式建築群。Various successive partial plastic forming methods for processing groove, including thread rolling, cross rolling and skew rolling, splitting, rolling of spline shaft, split rolling, open - die extrusion of spline shaft / gear, extrusion of internal screwed tooth socket parts with large helical pitch, integral cold forging for slot commutator, extrusion - ploughing for outside fin tube, drawing of tube with spiral internal / external ribs etc. have been introduced briefly
摘要介紹了用於加工槽的各種連續局部塑性成形方法,包括螺紋軋制、橫軋與斜軋、分劈、花鍵軸滾軋、劈分軋制、花鍵軸齒輪開模擠壓、花鍵套擠壓、槽型換向器整體冷鍛、外翅片管擠壓一犁削、內外螺紋管拉拔等。It compares and analyses the equipment test voltage emendated to standard atmosphere conditions with the equipment nominal withstanding voltage. and then it concluded that : the emendation value educed by " humidity ratio " integrated emendation method is basically equal or close to the equipment nominal withstanding voltage ; but the values by two traditional emendation methods are mostly higher. it also proves that, " humidity ratio " integrated emendation method is more perfect than any other methods, and it can reflect the influence degree of atmospheric parameters on electrical equipment outer insulation discharge voltage actually
文中選擇「比濕」綜合校正法和兩種傳統校正法,分別對西高所為羊八井、拉薩、羊湖110kv變電所設備所做的人工氣候室模擬試驗數據及雲南中試所做的zs - 110工頻放電電壓試驗數據進行校正計算,將試驗電壓的校正值與試驗設備的標稱耐受電壓水平進行比較分析;認為: 「比濕」綜合校正法的校正值與設備耐受電壓水平基本相等或接近,而兩傳統校正法的校正值大多高於設備耐受電壓水平;進一步證明, 「比濕」綜合校正法是目前諸多校正法中較為完善的,能真實地反映大氣參數對電氣設備外絕緣放電電壓的影響程度的校正法,在高海拔電力工程設計中應推廣應用。Bearing capacity and displacement are two main problems in the application of geotechnical engineering. based on a series of pull - out tests using three kinds of paper and a sort of window screening as geogrid, twenty - seven in limit and several in working - stress geogrid - reinforced slope model tests designed through orthogonal principle have been conducted to have obtained the relationship between the bearing capacity and four factors ( i. e. reinforcement, angle of reinforced slope, the designed - length of reinforcement and the distance between layers of reinforcement ). the law of slope lateral ( horizontal ) displacement versus to the height of slope vary with external - load was derived from the model test data, and the main factor affecting the lateral and vertical displacement of geogrid - reinforced slope was obtained through analysis
承載力(強度)和變形是巖土工程應用領域的兩大主要問題,本文以紙和窗紗布模擬加筋土邊坡的土工格柵,在一系列拉拔試驗的基礎上,以正交設計理論分別安排27個極限應力狀態和若干個工作應力狀態加筋土邊坡模型試驗,並以模型試驗獲得的數據為依據,採用誤差、極差及回歸分析方法,探討了加筋土邊坡承載力與筋類、筋長、層間距、坡角4因素的相關關系,獲得了在外荷載作用下加筋土邊坡的側向位移隨坡高的變化規律(並進行了定性解釋)和坡頂的豎向位移特性,並分析其主要控制因素。Two examples concerning pullout test of rock bolt and an anchor bolts reinforcing slope are calculated and analyzed. the ideal results have verified the validity of the method and its ability to solve the problems in engineering
上述工作完成後,應用本文方法對錨桿的拉拔試驗進行了數值模擬,得到了較好的計算結果,從而證明了本文計算方法的正確性。Therefore, tension tests of geogrids, pull - out tests between geogrids and expansive soils or sands, the related geotechical tests of soil " s properties, and model tests of soft ground improvement, were carried out for obtaining the engineering properties, quality index of geogrids, interaction parameters of friction characteristics between reinforcement and soils, and the affecting degree of factors influencing the lateral displacement ( pile ) rate during the construction of embankment filling with ( residual ) settlement considered restrictively
本文以國內外大量研究成果為基礎,集中力量開展控制變形的特種土作填料的物理改良技術和加筋墊層在控制沉降軟基處理的作用研究,其核心是筋土界面相互作用關系。為此,進行了為確定土工格柵工程特性和尋找質量控制指標的拉伸試驗、筋土界面設計參數合理獲取的拉拔試驗及其配套土工試驗、軟基上路堤填築過程中坡腳的側向位移及其速率的影響因素的室內模擬試驗。分享友人