燒結表面層 的英文怎麼說
中文拼音 [shāojiēbiǎomiàncéng]
燒結表面層
英文
sinter skin- 燒 : Ⅰ動詞1 (使東西著火) burn 2 (加熱或接觸某些化學藥品、放射性物質等使物體起變化) cook; bake; hea...
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 層 : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
- 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
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The result of those studies as follow : ( 1 ) an composite layer of definite thickness on the casting was gained by cast - sintering technique, and it has well wear - resistance. ( 2 ) the reinforcement of the composite layer is tic or vc, which was exiguous and is well distributed
同時利用干滑動摩擦磨損實驗,對表面復合層的耐干滑動摩擦磨損的性能進行了研究。研究表明: ( 1 )利用鑄造燒結技術可以在鑄件表面獲得一定厚度耐磨性能良好的表面復合層。Materials of sintered neodymium iron boron permanent magnets - electroplating coatings
燒結釹鐵硼永磁材料表面電鍍層The sbf cultivation results by different surface modification methods were : nano - tio2 coating > alkali solution treatment > tio2 coatings sintered in normal pressure > tio2 coatings sintered in vacuum
不同表面改性方法的sbf培養結果比較為:納米二氧化鈦塗層堿液處理方法常壓下燒結二氧化鈦塗層真空下燒結制備的塗層。Microstructure and properties of cermet coating on surface of h13 steel by vacuum powder sintering
13鋼表面粉末燒結金屬陶瓷覆層的組織及性能So the titanium dioxide coatings were fabricated by cladding substrates to sinter in different work mediums, which included normal pressure and vacuum conditions. the surface morphology and phase constitution of coatings were analyzed
本研究採用包埋燒結法分別在常壓和真空條件下在鈦合金試樣上制備二氧化鈦功能塗層,並對塗層的表面形貌和相組成進行了分析。Zno varistors have been widely used in electronic and electrical power devices and systems because of excellent nonlinear v - i characteristics and high absorbance of electric current surges. with the smt ( surface mounted technology ) development, traditional zno varistors can not meet the multilayer thin films lamination structure nappe varistor ceramics and metal electrode low temperature co - fire need. however, the best character of zno - v2o5 varistor can sinter in common furnace during lower temperature ( 900 ), not only settling the problem relate to upon, but also saving energy sources
Zno壓敏電阻因其優異的v ? i非線性和較高的浪涌吸收能力而廣泛應用在電子、電力設備系統上。然而,隨著表面貼裝技術( smt )的發展,傳統的zno壓敏陶瓷不能滿足多層膜獨石結構疊層壓敏電阻元件陶瓷與金屬電極低溫共燒的需要。而zno ? v2o5系壓敏陶瓷的最大優點是能用普通燒結爐在較低溫度( 900 )下燒結,不僅解決了以上問題,還大大節約了能源。Microstructure of the composite layer was analyzed with help of optical microscope, scanning electronic microscope ( sem ), electronic probe microanalysis ( epma ) and x - ray diffraction ( xrd ). the compacting of the billet and the forming mechanism of the carbide reinforcement were studied based on thermodynamics and kinetics of reaction, sintering theory and the result of dta. at the same time, the wear - resistance of the composite layer was studied under condition of dry sliding friction
利用光學顯微鏡、掃描電子顯微鏡、電子探針以及x -射線衍射儀,分析了表面復合層的基體組織結構;運用反應熱力學、動力學、粉末燒結理論和燃燒合成理論,結合差熱分析結果,探討了表面復合層壓坯的燒結緻密化原理和碳化物增強相的形成機理;利用坯塊在真空燒結爐不同溫度下的燒結出來的顯微組織分析,模擬出坯塊的燒結過程中的化學反應過程。The antiablation of silicone rubber liner can be improved both by changing the structure of unvulcanized rubber and adding antiablative fillers, and the bond strength between propellant charge and the liner would be increased largely by coating the primer liquid on the charge surface
硅橡膠包覆層中填料的粒徑對硅橡膠的補強效果十分重要;可從改變生膠結構、添加耐燒蝕填料兩方面來改善硅橡膠包覆層的耐燒蝕性;在推進劑藥柱表面上塗覆底塗液可以大幅提高硅橡膠包覆層與推進劑的粘接強度。With the correct compound designing, a composite layer with thickness of 1. 5to 6 millimeters was formed on the surface of casting by means of cast - sintering technique
通過合理的成分設計和工藝參數的優化選擇,利用鑄造燒結技術,在鑄鐵件表面獲得了一層厚為1 . 5 6mm的耐磨復合材料層。The experiment indicates that the laser sintering power, the thickness of sintering layer, the placement angle influence the surface precision greatly, and scanning space influence the dimension precision of the part greatly
試驗表明,激光燒結層厚度、製件擺放角度、激光燒結間距等對表面精度的影響大。激光燒結功率、製件的形狀尺寸等對製件尺寸精度影響大。The objective of this paper is to obtain metal - ceramic composite materials with better complex properties by the way of preparing nano - composite powders of metal and ceramic. in our thought, firstly we should prepare nano - ceramic powders coated with metal, and then during the period of sintering, the film of metal could prevent the nano ceramics powder from dumpling and keep the powders to be nano - sized
這樣,在隨后制備塊材的燒結過程中,由於復合粉體復合充分,相容性提高,結合力高,另外金屬表面層可抑制納米陶瓷粉體的融合長大,使粉體在燒結后保持納米尺寸,從而發揮納米顆粒的作用;同時通過引入均勻分佈的韌性金屬相,進一步改善陶瓷的脆性。It is these particles that can change nitriding layer microstructure and that accelerates the layer formation. nitrogen is infiltrated through the surface of metals and it changes the chemical components. as a result, the surface of metal has good performance with high hardness, high resistant attrition, high fatigue strength, high resistant erode and resistant die burn
這些高能粒子可以改變滲層組織,結構和促進化學反應過程,加速滲層形成,使氮元素滲入金屬表面,從而改變金屬表面的化學成分,使之具有高硬度、高耐磨性、高疲勞強度、高腐蝕能力及抗燒傷性。The simulations results show that the spoiler is available to make the fuel and the oxidizer coming from the former to stay in the cavity for a long time, to let the fuel and oxidizer mix and burn completely. since there is a high temperature zone forming by vortex in the middle of the motor, it required a restricted thermal protection. the plate with holes decreased the vortex function in the cavity, which could not promote the combustion efficiency, but to decrease temperature in the cavity and be benefit to thermal protection of the wall
計算結果分析表明:擾流板可以使燃料和氧化劑在擾流腔內的滯留時間加長,促進燃料與氧化劑的摻混燃燒,提高燃燒效率,但由於渦流在發動機的中間部位形成了高溫燃燒區域,致使局部燃料和絕熱層燒蝕速率增大,加大了熱防護的難度;孔板結構減弱了擾流腔內迴流區的漩流作用,不能增加推進劑燃燒效率,但可以使擾流腔內的溫度降低,給壁面熱防護帶來好處。Shanghai asiahope trade co., ltd their subordinate of the ceramics factory, devoted to developing the modern ornament materials ; pursue natural art is combined with the new concept of the modern life, found and smelt the ceramic brick of crystal inferiorly, one layer of complete hand mades of surface crystal of the brick, after the high temperature is fired, the surface of the brick does not have regular crystal crackle to produce naturally, the products have more than more than ten seed colors, is suitable for hotels such places as the hall and top - grade bar, swimming pool, bathroom, entry wall, kitchen, sitting room background wall, etc., deep since smelting brands and appearing on the market inferiorly welcomed by the market
上海遜豪貿易有限公司其下屬擁有自己亞冶陶瓷廠,致力於研製現代裝飾材料,追求自然藝術與現代生活新概念結合,所締造亞冶水晶陶瓷磚,磚的表面水晶層完全手工製作,經高溫燒制后,磚的表面產生自然無規則的水晶裂紋,產品有十幾余種顏色,適用於酒店大廳和高檔酒吧,游泳池、浴室、玄關墻、廚房、客廳背景墻等場所,亞冶品牌面市以來深受市場歡迎。The combustion conditions in a circulating fluidized bed ( cfb ) boiler are much different from a pulverized coal firing ( pf ) boiler. however, this dissertation has confirmed that coal char in cfb boiler will also experience reactivity loss and ordering of turbostratic carbon structure, which have been reported by many researchers whose work were mainly restricted to pf conditions
本文通過獲得在cfb燃燒條件下熱解和燃燒過程中的焦碳,對其反應性、亂層碳結構、礦物質催化作用和比表面積等進行了系統研究,指出cfb鍋爐和煤粉爐同樣存在焦碳亂層碳結構有序化和焦碳反應性下降(失活)現象,並全面分析了焦碳失活的機理。It was found that there was a close relationship between the adhesion strength of the bg coating and the surface roughness of the titanium alloy and the firing temperature. the chemical state of the elements ti and si at the coating interface varied. the chemical bond and the mechanical occluding make the bg coating form a strong adhesion with the titanium alloy
通過研究發現, bg塗層與基體的結合強度與基體表面的粗糙度以及燒成溫度密切相關,塗層界面處ti元素和si元素的化學狀態發生了變化, bg與基體強結合的機制為化學鍵和機械嵌合兩種力共同作用。It is made of high quality low - carbon steel with sintering porous bronze as its interlaye, the modified compound of pom as its surface
該產品是以優質低碳鋼板為基體,中間燒結一層多孔青銅層,表面軋制層改性的聚甲醛( pom ) 。This thesis focuses on the study of the layered lithium nickel - based oxides as catho de materials lithium - ion batteries, the main aspects follow : 1 study on the synthesis and properties of linixco1 - xo2 by the sol - gel method compared with solid - state method, sol - gel method enjoys the advantage of lower calcining temperature and small uniform particle size of products. after the xrd measurement, it was shown that the single - phase layered compound can be prepared in sintering temperature of 750 for 6 ~ 8 hours. the sintering temperature, the properties and the amounts of doping materials can all affect the product ' s phase, and its structure ( lattice parameter, crystal phase distance )
本論文的研究工作主要集中在作為鋰離子電池正極材料的層狀鋰鎳基氧化物上,包括以下幾個方面: 1溶膠凝膠法( sol - gel )合成lini _ xco _ ( 1 - x ) o _ 2的研究與固相合成法相比,溶膠凝膠法合成lini _ xco _ ( 1 - x ) o _ 2煅燒溫度低,產物顆粒均勻一致,經過xrd的測試過后,結果表明750下燒結6 8小時,即可得到單相產物;燒結溫度,摻雜劑的種類及摻雜劑量均對產物物相的形成產生影響,並對產物的結構產生影響。The nanoparticles coating was fabricated by cladding titanium alloys with nano - tio2 powders, and its surface roughness was 2. 1 - 2. 3 m which was smaller than that of ordinary titanium dioxide coatings
用納米二氧化鈦粉包埋鈦合金試樣燒結制備的塗層表面粗糙度值ra在2 . 1 2 . 3 m之間,相對于普通二氧化鈦粉包埋燒結的塗層來說,粗糙度較低。Adding sic can decreases sintering temperature of al2o3 efficaciously, but also can make the al2o3 crystal growth as flake, strengthen the coalescent of the al2o3 crystals, and the residual sic during sintering can strengthen the al2o3 ceramics. because the reaction between sic and al2o3 begins from the surface of samples, there is a compact protecting field on the surface of the samples to restrain o2 enter into the samples, and leave more pore in them to decrease the thermal expansion coefficient and increase their the al2o3 ceramics " thermal shock resistanc e times
引入sic的樣品在燒結過程中,首先在樣品的表面產生sic與o _ 2及al _ 2o _ 3的反應,形成一層緻密的保護層,阻礙o _ 2進入材料內部,在材料的內部留下較大的氣孔率,可以降低其熱膨脹系數,並使材料在受熱過程中有一定的空間進行結構調整,能夠顯著的提高al _ 2o _ 3陶瓷材料的抗熱沖擊次數。分享友人