碳化物塊 的英文怎麼說
中文拼音 [tànhuàwùkuāi]
碳化物塊
英文
carbide ingot-
The particles distributed hi the matrix of grey cast iron, but some contact each other. the composite layer extend gradually into the substrate. when volume fraction of wc is 36 wt % and 27 wt %, the matrix of the composite is high chromium cast iron, consist of white carbide bars and the austenite. wc particles distributed uniformly, retaining approximately quondam granular form in the composite layer which has an evident interface area with the substrate, with good bonding strength
對不同碳化鎢體積分數的灰鐵和低鉻鑄鐵基復合材料的微觀組織結構分析表明：碳化鎢體積分數為52時，復合層內基體為灰口鑄鐵組織，顆粒直接分佈在灰鐵基體上，部分碳化鎢顆粒有相互接觸的現象，基材與復合層之間沒有明顯的過渡；碳化鎢體積分數為36 、 27時，復合層內基體為高鉻鑄鐵，由面塊狀的奧氏體和白條狀碳化物組成，碳化鎢顆粒表面固溶於基體組織中，粒形基本保持完整，分佈均勻，與基體構成冶金結合，基材與復合層之間存在一個明顯的平緩過渡區。Tectonic movement in interaction with the ocean, atmosphere and living things form the carbon cycle, adjusting the carbon dioxide content in the atmosphere and stabilizing the surface temperature on earth
板塊運動在與海洋大氣及生物互動下形成碳循環，調節大氣中二氧化碳的含量，從而穩定地球的氣溫。Standard figure of coarse carbide of high speed tool steel
高速工具鋼大塊碳化物評級圖Based on the analysis of the data of carbon nitrogen isotopes and trace elements such as sr, ba ca et al. of the two pieces of excavated human bones of late period of dawenkou culture and period of chunqiu and zhanguo in upper shu river in shandong province, the research applied the analysis of carbon nitrogen isotope and trace elements into the study of ancient diet
摘要本研究通過對山東沐河上游大汶口文化晚期及春秋戰國時期2塊人骨的碳、氮同位素分析和無機成分的掘、鋇、鈣等微量元素分析，探討了同位素和微量元素分析在古代人類食物結構研究中的應用問題。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。Curtailing emissions of methane, which today contribute about half as much to greenhouse warming as co2, may provide more than one wedge : needed is a deeper understanding of the anaerobic biological emissions from cattle, rice paddies and irrigated land
今天，甲烷對于溫室增溫的影響，幾乎相當於二氧化碳的一半，因此減少甲烷排放也可能提供一塊以上的楔形：我們需要更深入了解來自家畜、稻田及灌溉田地的厭氧生物氣體排放。" floating catalyst " and " catalyst driven by gases " method can synthesize powder of carbon nanotubes on large scale. " vaporizing ferrocene " method can synthesize bulk carbon nanotube array. the production of the first method is 2000g / day, the second one is 500g / day and the third one is loog / day
流化床法和催化劑氣動輸運法主要產物為納米碳管粉體，分別每天可以制備2000和500克粗產物；二茂鐵蒸發法制備的產物則是定向納米碳管塊體，每天可制備100克納米碳管陣列塊體。The notice requires all localities departments of quality and technical supervision must immediately arrange for food processed products in alterative grain, waste oils in the edible oils, dairy products of animal protein hydrolysate, soda consumption level of carbon dioxide and africa, the central african edible soy protein hydrolysate, peppery products in sudan, 17 kinds of possible existence of non - food raw materials illegal conduct special inspection of the scene production enterprises
通知要求各地質量技監部門要立即安排對糧食加工品中陳化糧、食用油中地溝油、乳製品中動物水解蛋白、碳酸飲料中非食用級二氧化碳、醬油中非食用蛋白水解液、辣味製品中蘇丹紅、腐竹中吊白塊等17種可能存在的非食用原料非法行為進行生產企業現場專項檢查。An apparent activation energy of 182. 35kj / mol was obtained for the range of 1250 c to 1350 c, and that of 82. 32kj / mol for the range of 1350 c to 1400 c. at the same time, the relation between reaction velocity and reaction time is linear in the range of 1250 c to 1350 c, but it is a parabola curve in the range of 1350 c to 1400 c. so it can be concluded that the process undergone in the range of 1250 c to 1350 c is controlled by chemical reaction while that in the range of 1350 c to 1400 c by diffusion
本實驗採用的試樣是以鈦白粉和活性碳按1 ： 30的比例混合料為原料，在6mp下成型為37 . 2 26mm的柱形樣塊，分別在1250 、 1350和1400于氮化爐中測定反應速率與時間的關系。當反應在1250 1350時，表觀活化能為182 . 35kj mol 160kj mol ，反應速率與時間的關系是線性的，說明此階段反應由化學反應控制。當反應在1350 1400時，表觀活化能為82 . 32kj mol 160kj mol ，反應速率與時間的關系符合拋物線方程，說明此階段反應由擴散控制。Phosphate deposits are distributed along the margin, platform and basin in the west yangtze area. the analysis methods include the paleogeography, petrology, organic geochemistry, geochemistry. the conclusions are drawn that the source of phosphate deposits distributed along the margin originate from the weathering production of continent, while phosphate deposits along the platform and basin gain phosphorus through hot spring on the buttom of the sea floor, which is brought to the sedimentary environment by rising sea - fluid, then accumulated by the organism and microorganism, meanwhile, basin phosphorite keep relatively higher organic carbon content
認為早寒武世早期古陸遭受風化，被剝蝕下來的產物成為潮坪型磷塊巖的主要磷質來源，在碳酸鹽巖臺地發生的熱點活動和上升洋流從盆底深部帶來的磷質，共同作為臺地型磷塊巖的磷源，盆地型磷塊巖的磷質同樣是由熱點活動和上升流攜帶至缺氧的沉積環境中，通過藻類或微生物的富集作用成巖，並保留了較高的有機碳含量。分享友人