粉末外形 的英文怎麼說
中文拼音 [fěnmòwàixíng]
粉末外形
英文
powder appearance-
In this paper, the so preparing self - compacting concrete with low and middle strength using super fine mountain sand artifical sand and phosphorus slag is studied systemically. through the study the influence of the shape, the proportion of the dust and the grade of sand to the workability and the mechanical property of self - compacting concrete, it is found that super fine mountain sand artifical sand are not suit to prepare low and middle strength self - compacting concrete, but when they are combined and the additive and assistant band material are used, c20 - c40 high performance self - compacting concrete is prepared ; the corresponding additive is developed to solve the delamination caused by the low proportion of banding material ; the evaluating system for the workability of low and middle strength self - compacting concrete is built ; the controlling method for production, construction and curing was set up. and the result of the research is applied into several projects
通過分析特細山砂和機制砂的顆粒形態、粉末含量、顆粒級配等特性對自密實混凝土的工作性能和力學性能的影響，發現特細山砂、機制砂不宜單獨用於配製中低強度等級自密實混凝土，宜將特細山砂和機制砂進行合理復配，並選擇合適的外加劑和礦物摻合料，優化配合比設計，可生產c20 c40中低強度等級自密實高性能混凝土；研製開發出了具有高效減水、保塑、抗離析功能的外加劑，有效解決了中低強度等級自密實混凝土由於膠凝材料用量少而出現的離析、泌水問題；應用正交設計方法，對因素和水平進行合理選擇，確定了生產中低等級自密實混凝土的最優配合比；建立了中低強度等級自密實混凝土的工作性評價體系；提出了生產、施工及養護的質量控制技術方法。Moreover, the investigation for the ma of cu - cr indicates that : with using of protective atmosphere, active carbon has a good effect on the oxidation control during milling ; the structure refining and increasing of interface and defect result in the formation of non - equilibrium phase
此外，對cu - cr難互溶體系的ma研究表明：粉末的結構細化及界面、缺陷的產生導致了ma過程中亞穩相（氧化物非晶、過飽和固溶體）的轉變與形成；與保護性氣氛相比較，活性炭對ma過程中的氧化現象有良好的控製作用。The preparing process is as follow : mixing the nickel salt, zirconium salt and stabilizer in the solvent ( distilled water ) to prepare mixing solution according to a certain ratio ; commingling the mixing solution and coordination solution of carboxylic ammonia in accordance with a certain rate to form sol, drying the sol and turning it into gel, pre - sintering the gel to get the zro2 - nio powders and the zro2 - ni nanocrystalline composite powders were gained by reducing the zro2 - nio powders
方法如下：將鎳鹽、鋯鹽、穩定劑和水溶劑按所需成分配成混和溶液，再將混和溶液、外加劑按比例混和形成溶膠，溶膠經乾燥成為凝膠，凝膠經預燒得到ysz - nio氧化物納米粉末，將該氧化物粉術還原得到ysz - ni納米復合粉術。絡合。In this study, the preparing processes of zro2 - ni nanocrystalline composite powder aremixing the nickel salt, zirconium salt and stabilizer, solvent ( distilled water ) together to prepare the mixing solution according to certain ratio ; commingling the mixing solution, coordination solution of carboxylic ammonia, intrusion aid in accordance with certain rate to form sol, drying the sol and turning it into gel, pre - sintering the gel to get the zro2 - nio powder and gaining zro2 - ni nanocrystalline composite powder by reducing the zro2 - nio powder. xrd, x - ray wide - angle diffractometer, bet, sem, tem, hrtem analyses are used to study the zro2 - ni nanocrystalline composite powder and zro2 - ni cermet. the sintering temperature is determined
本研究的zro _ 2 - ni納米復合粉末的制備方法如下：將鎳鹽、鋯鹽、穩定劑和溶劑（水）按所需成分配成混合溶液，再將混合溶液、外加劑和氨羧絡合劑按比例混合形成溶膠，溶膠經乾燥成為凝膠，凝膠經預燒得到zro _ 2 - nio納米粉，將該氧化物粉還原得到zro _ 2 - ni納米復合粉。Herbal photo gallery collections include various kinds of herbal images, such as original medicinal plant photograph, herbal medicine illustration, macroscopic photograph of herb and its slices as well as powder and section microscopic photographs
中草藥圖片數據庫囊括了各種類別的中草藥圖片，包括原植物照片、藥用植物手繪插圖、藥材與飲片外形鑒別圖以及藥材粉末及切片的顯微鑒別圖等。Through parallel experiments, the rules were studied more that the composition of electroless plating solution and reaction condition affected on the reaction of electroless cobalt plating of nano - sian4 with ultrasonic wave, such as " induction period ", the speed of reaction, appearance and morphology of composite powder, the component and phases of the plating et al
通過對比實驗，分別就鍍液組分及其工藝參數對納米氮化硅化學鍍鈷反應孕育期、反應速度、復合粉末外觀、形貌，鍍層成份及相結構的影響規律進行了深入研究。孕育期是反映化學鍍液質量，影響化學鍍效率的重要參數。Reactive powder concrete ( rpc ) is a new kind of compound concrete that has ultra - high strength, high ductility. besides having characteristic of concrete filled steel tubular, rpc filled steel tubular structure can decrease cross section owing to the ultra - high strength of rpc, and economize on concrete and small dead load. the structures have broad prospects in high commercial and civil building, many - storied factories, high - span bridges and urban traffic
活性粉末混凝土（ rpc ）是一種新的超高性能、高韌性的水泥基復合材料，將其灌入鋼管形成鋼管活性粉末混凝土，這種結構除了具備鋼管混凝土的一般特性外，因其超高強度使構件截面尺寸大大減小，還可進一步節約混凝土並減輕結構自重，必將在高層建築、公共建築、多層廠房、橋梁、交通等領域有著廣泛的應用前景。The alloy structure has been shown by x - ray powder diffraction. x - ray photoelectron spectroscopic data have confirmed that the nickel and cobalt in the bimetallic nanoclusters is in the zero - valence state and alloy state, respectively
利用差熱分析、紅外光譜、 x射線粉末衍射和透射電子顯微鏡對反應的氧化過程、結晶過程和產物的結構與形貌進行了表徵。The samples were characterized contrastively by sem, tem, saed, positron annihilate and the different mechanism for two methods were preliminarily discussed. the experimental results showed that nano - cuo prepared by sol - gel method was spherical, which was agglomerated badly and can aging easily. however, nano - cuo prepared by pressure - hydrothermal method has loose and thin - piece appearance structure
結果表明，溶膠-凝膠法制得的氧化銅粉末呈類球形，團聚嚴重，易老化；而壓力-熱液法制得的氧化銅具有疏鬆的、薄片狀的外觀結構，粒子厚度約為20nm ，分散性較好、抗老化能力強；壓力-熱液法制備的氧化銅比溶膠-凝膠法制備的氧化銅缺陷濃度小。With the ideal of quality first ; customer first, we have established good and long - standing completion relations with domestic multiple famous modification plants. we will strengthen to cope rate and make joint - venture etc multiple varieties in technology and equipment, import and export compensation trading etc merging methods, we will widen the technology and development as well as capital invest in powder methods oil bearing shaft, structure parts, alloy products
本公司以「質量為本，顧客至上」為理念，產品與國內多家知名整機廠有良好長期的配套關系。本廠將加大力度，與國內外同仁採用多種形式的技術設備合作合資進口補償貿易等聯合方式，加大粉末冶金含油軸承結構件合金製品的技術開發和資金投入，在國際國內大市場的浪潮中，力爭把企業建成為高起點高效益的行業佼佼者！Standard specification for ultra - high - molecular - weight polyethylene powder and fabricated form for surgical implants
外科植入物用超高分子量聚乙烯粉末及組成形式的標準規范Orgasol ? particles are virtually spherical, possessing a porous structure and a narrow particle size distribution. their structure and shape differs from those of ground powders
顆粒是真正球形的，具有多孔狀的結構和狹窄的粒徑分佈。它們的結構和外形不同於那些通過研磨方法得到的粉末。分享友人