空氮化 的英文怎麼說
中文拼音 [kōngdànhuà]
空氮化
英文
blank nitriding-
Health standard for hydrazoic acid and sodium azide in the air of workplace
車間空氣中疊氮酸和疊氮化鈉衛生標準Nordon cryogenie heat exchangers are used in gas processing plants as air separation stations ( oxygen, nitrogen, azote ), lpg ( liquefied petroleum gas ) stations and lng ( liquefied natural gas ) stations and plants to produce chemicals ( ethylene …
諾頓深冷技術公司生產的換熱器主要用在空氣分離上(生產氧氣,氮氣,氬氣) ,液化石油氣和液化天然氣和化工廠(乙烯生產) 。Occupational exposure limit for calcium cyanamide in the air of workplace
車間空氣中氰氨化鈣石灰氮職業接觸限值Hygienic standard for nitrogen oxides in indoor air
室內空氣中氮氧化物衛生標準Workplace air - determination of nitrogen oxides - naphthyl ethylenediamine dihydrochloride spectrophotometric method
車間空氣中氧化氮的鹽酸萘乙二胺分光光度測定方法The negative photoconductivity effect was found in the dimixing phthalocyanine composites. the experiment results indicated that the negative photoconductivity effects were closely related with the partial charge transfer from the center metals to phthalocyanine rings, and the separation efficiency of photocarriers was a key factor to the photoconductivity
結果表明,共混復合后,其光電導性能表現出負效應,並發現酞菁中心金屬與其相連的氮原子之間的部分電荷轉移是引起復合體系光電導性能變化的根本原因,同時復合體系中的電子空穴對的分離效率是影響光電性能的一個重要因素。Tianjin fengdong heat treatment equipment co., ltd, sino - japanese joint venture, is a specialist firm to produce unicase series multi - purpose complete set, speria series pre - vacuum multi - purpose furnace complete set, uninite gas soft - nitriding furnace complete set, mesh - belt type continuous furnace, pit type bright annealing furnace and pit gas carbonitriding furnace complete set
全套技術,生產滴注式unicase系列密封箱式多用爐成套設備, speria bbh型預抽真空多用爐成套設備,氣體軟氮化爐成套設備,網帶式連續爐,井式光亮退火爐及井式氣體滲碳爐成套設備,並承接各種非標熱處理設備的設計和製造。The storage type hollow molding machine offers a high level of durability with its body and mechanism subject to 28crmoaia steel nitriding treatment
本款儲料式中空成型機機同機心採用38crmoaia鋼氮化處理,經久耐用再加上名牌電器氣壓液壓件等組合而成本款精品。Heat treatment equipment vacuum negative pressure nitrogen oven
熱處理設備:真空負壓氮化爐The main results are : grinding is favorable to improve surface smooth degree, while nitrided and slow deposition makes sic granules fine ; the width of coatings gap increased in order of grinding, nitrided and vacuum heat treatment, but gap defects in multilayer coatings could be removed by slow deposition ; temperature of maximum weight loss could be decrease to 600 by grinding, vacuum heat treatment or slow deposition, but it will increased to 800 after nitrided ; oxidation kinetics curves all varied with the coating modifications
主要有:磨削改性有利於提高塗層表面平整度,氮化和慢沉積使塗層表面顆粒細化。塗層間隙寬度按磨削改性、高溫氮化、真空熱處理依次增大,而慢沉積可獲得無面缺陷的多層塗層。磨削改性、真空熱處理及慢沉積均使最大氧化失重溫度點提前至600 ,而高溫氮化則使最大失重點后移至800 。The research field of this thesis belongs to heat treatment in metal materials. ionic nitriding is a universal applied technique, which involves lots of marginal subjects such as discharge physics, vacuum, chemistry, electronics and materials science
該課題屬于金屬材料熱處理領域,離子氮化是一門綜合性的應用技術,涉及到了放電物理、真空、化學、電子學、材料科學等多門邊緣學科。The company deals with the heat treatment processing of various specification, type and kind of ferrous nonferrous metal, including anneal, quenching, hardening tempering, carburizing, solid solution, aging, vacuum heat treatment, high frequency treatment, blueing, nitriding and ion nitriding etc, the annual capacity of which is more than 18, 000t
我公司可以承攬各種規格型號品種的黑色金屬有色金屬熱處理加工業務,包括:退火正火回火淬火調質滲碳固溶時效真空熱處理高頻處理發藍氮化離子氮化等。年加工能力22000餘噸,年加工產量出口佔70 % 。The second harmonic produced by a q - switched nd : yag laser with wavelength e = 532 nanometers ( nm ), pulse width 0 nanoseconds ( ns ) and repetition frequency i = 1 hz was used to bombard a highly pure solid hexagonal bn ( h - bn ) target ( 96 % ), with diameter of 2cm. in a vacuum chamber, boron nitride ( bn ) film was deposited on the single - crystal silicon substrate
利用高能脈沖激光(波長= 532nm ,頻率= 1赫茲,脈寬= 10納秒)在常溫下轟擊燒結的高純六方氮化硼( h - bn )靶,在真空反應室中將bn薄膜沉積在單晶硅基底上。Kipp vacuum sucker - vod erosionresistance nitrdize technics and its application
抽油桿脈沖真空抗蝕氮化工藝及其應用Study on the corrosive endurance of pulse vacuum nitriding coating oil steel
脈沖真空氮化油管鋼的耐蝕性測試研究Strictly - controlled operating temperature, lower space velocity, atmospheric pressure and necessary pre - treatment of the feed oil containing much bnc would help lengthen the service cycle
在實際生產中,通過嚴格控制溫度變化,採用低空速及常壓,對含堿性氮化物較多的原料進行必要的預處理可以最大限度地延長催化劑運轉周期。Taking in - situ toughened silicon nitride as a design object, principle component analysis ( pca ) is applied to study the microstructure and mechanical properties, to find out the main microstructure controlling factors, and to simplify the characterization variables and criterions ; fuzzy neural networks ( fnns ) is also applied to develop a design expert system for this material, which can realize the forward prediction from processing, microstructure to mechanical properties, and backward design from mechanical properties or microstructure to processing ; monte - carlo method is applied to simulate the grain growth of this material, and then crack propagation is simulated, which is another way based on physics and chemistry to developing prediction models from processing until to mechanical properties
本文以自增韌氮化硅陶瓷為設計對象,運用主成分分析法( principlecomponentanalysis : pca )對自增韌si _ 3n _ 4陶瓷的顯微結構和力學性能進行數據空間降維,獲得自增韌si _ 3n _ 4陶瓷顯微結構控制的主要因素,進而簡化了表徵參量變量和準則;運用模糊神經網路( fuzzyneuralnetworks : fnn )建立了自增韌si _ 3n _ 4陶瓷設計專家系統,能實現工藝?微結構?性能的正向預測及反向設計;運用monte - carlo方法( mc )進行自增韌si _ 3n _ 4陶瓷的晶體生長模擬,然後進行裂紋擴展模擬,探索建立工藝?微結構?力學性能預測模型的思路。Based on these above, the practical realization of bnxpi - x film applied in the ultraviolet band detecting device - ultraviolet liquid crystal light valve is discussed. the experiments and theory analyses prove that bnxpi - x film is a suitable candidate for ultraviolet liquid crystal light valve
在以上對氮化硼薄膜以及磷摻雜氮化硼薄膜制備工藝、性能和微結構研究分析的基礎上,本論文還探討了薄膜材料在紫外空間光探測器件?紫外液晶光閥上應用的可行性。Two new in - situ nitrogenation techniques were used for the rapidly solidified fesiz - based thermoelectric materials for the first time in the present work, i. e., the nitrogenation of the powders before vacuum hot - press, and the nitrogenation during the hot - press in a pure nitrogen atmosphere
本項研究中,首次採用兩種獨創的快速凝固fesi _ 2基粉末原位氮化技術: 「粉末氮化/真空熱壓」技術和「氮氣保護熱壓」技術。The increased use of natural gas in hong kong s power stations will reduce emissions of pollutants such as sulphur dioxide, oxides of nitrogen and particulates that cause hong kong s air pollution problem
本會支持採用更潔凈的能源發電。香港增加天然氣發電比率,有助減少污染本地空氣的二氧化硫氮化物和懸浮粒子等的排放。分享友人