緻密結塊 的英文怎麼說
中文拼音 [zhìmìjiēkuāi]
緻密結塊
英文
dense cake-
The thickness of film is frequent non - uniform, and factors are a good many. in practice, the production of uniform - thickness coatings from geometric position in the vacuum chamber
研究表明，使用等離子體源輔助沉積的光學薄膜折射率明顯提高，更加接近於塊狀材料，膜層結構比傳統沉積手段更加緻密，附著力也很高。It was also the egyptians who pulverized it into powder and mixed it into a paste to apply to the eyelids, one of the first forms of makeup
青金石屬架狀結構硅酸鹽中的方鈉石族礦物，晶體形態呈菱形十二面體，集合體呈緻密塊狀、粒狀結構。The experimental data has been used to validate pdm and low temperature sintering mechanics. the advantage and disadvantage of pdm have been discussed also. for the first time, the pdm is used to study the low temperature sintering mechanics of uo _ 2, and the research results indicate : 1
3 、基於燒結頸長大速率與緻密化動力學方程得出，影響二氧化鈾低溫燒結的因素有原始粉末粒徑、粉末堆積方式、坯塊原始密度、燒結溫度、燒結時間、燒結氣氛等;粉末壓坯一定時，燒結溫度、燒結時間和燒結氣氛就成為控制低溫燒結的關鍵因素。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 iron covered silicon powder was fabricated separately by the milling method and the mixing method. treated separately at 500, 600, 700, 800, 900 and 1000 for 1 minute, the iron silicon alloy bulk was attained. it also found that the density of the bulk was enhanced by the boost of the treated temperature
實驗分別採用球磨法和混料法制備鐵硅包覆粉末，採用放電等離子燒結技術分別在500 ， 600 ， 700 ， 800 ， 900 ， 1000保溫一分鐘進行處理，得到鐵硅合金塊體，研究發現，隨著處理溫度的提高，塊體的緻密度隨之增加，顯微結構的分析表明，塊體基本保持了包覆粉末原始自然狀態。分享友人