顆粒圓度 的英文怎麼說
中文拼音 [kēlìyuándù]
顆粒圓度
英文
degree of rounding of grains-
Fractal description of roundness of clastic particles
碎屑顆粒圓度的分形描述This paper is to take the test model of a 1mw pulverized coal furnaces of four wall - tangentially - fired as the research subject
本文以一臺1mw的四墻切圓煤粉燃燒室為研究對象，對爐內的速度場以及顆粒的運動軌跡進行了計算分析。Therefore it is reasonable that special surface of steel - making slag powder is controlled in the rang between 450 - 500m2 / kg. furthermore, when special surface of different steel - making slag powders are close, steel - making slag powder, which surface is attached lot of fine particle powder or which degree of roundness is high, has higher cementitous property
實驗結果表明，提高比表面積可提高鋼渣粉的膠凝性能，但當比表面積超過500m ~ 2 kg時，鋼渣粉的膠凝性能提高已不顯著，鋼渣粉的最佳比表面積應控制在450 500m ~ 2 kg之間；比表面積相近時，表面有細小顆粒吸附且顆粒圓形度高的鋼渣粉有相對較高的膠凝性能。Generally speaking activity of steel - making slag is higher than first grade fly ash. influence of special surface and particle morphology of steel - making slag powder on cementitous property is studied by experiment. results show that cementitous property of steel - making slag powder increase with increase of its special surface, but increase of cementitous property is not obvious when its special surface is beyond 500 m2 / kg
實驗結果表明，提高比表面積可提高鋼渣粉的膠凝性能，但當比表面積超過500m ~ 2 kg時，鋼渣粉的膠凝性能提高已不顯著，鋼渣粉的最佳比表面積應控制在450 500m ~ 2 kg之間；比表面積相近時，表面有細小顆粒吸附且顆粒圓形度高的鋼渣粉有相對較高的膠凝性能。With increasing flow exponent, the velocity of power law fluid near the pipe center decreased, and the velocity of particle near the pipe center increased but decreased near the pipe wall
隨著流動指數的增加，冪律流體在圓管中心附近的主流速度減小，同時顆粒相速度在圓管中心附近增大，而在管壁附近減小。The synthetic analysis holds that the conveyance speed of solid phased particles of well drilling liquid moving on the level motioned elliptical linear sieve is again higher than that of circular sieve
綜合分析認為，鉆井液固相顆粒在平動橢圓篩上的運移速度高於直線篩，在直線篩上的運移速度又高於圓型篩。The general situation and progress of magnetic dipole theoryresearch during recent twenty years in china were introduced briefly including magnetic dipole ; linear and strip magnetic dipoles of finite lengths ; magnetic force on a magnetic particle ; the effect of magnetizing field orientation on the revelation of defect by magnetic particles ; longitudinal magnetization of rod, tube and cuboid steel ; the relationship between the slot depth in a workpiece and magnetic leakage field ; the cause of stray magnetic pattern along base apex edges of a workpiece magnetized circumferentially ; the analytic expression for the magnetic leakage fields inside and outside the slot on the cylindrical surface of a disc ; and the effect of a needle - like magnetic medium on the magnetic force between two point magnetic charges
簡述20年來中國無損檢測中磁偶板子理論研究的概況和進展，主要介紹磁偶極子，有限長磁偶極線和極帶，磁粉顆粒的受力，磁化場方向對磁粉顯現缺陷的影響，棒料、管材和方鋼的縱向磁化，工件表面溝槽深度對其引起漏磁場的影響，周向磁化時工件底棱上的雜亂顯示成因，圓盤邊緣柱面上溝槽內外漏磁場的解析表達式和針狀磁介質對兩個點磁荷間磁力的影響等。Abstract : the general situation and progress of magnetic dipole theoryresearch during recent twenty years in china were introduced briefly including magnetic dipole ; linear and strip magnetic dipoles of finite lengths ; magnetic force on a magnetic particle ; the effect of magnetizing field orientation on the revelation of defect by magnetic particles ; longitudinal magnetization of rod, tube and cuboid steel ; the relationship between the slot depth in a workpiece and magnetic leakage field ; the cause of stray magnetic pattern along base apex edges of a workpiece magnetized circumferentially ; the analytic expression for the magnetic leakage fields inside and outside the slot on the cylindrical surface of a disc ; and the effect of a needle - like magnetic medium on the magnetic force between two point magnetic charges
文摘:簡述20年來中國無損檢測中磁偶板子理論研究的概況和進展，主要介紹磁偶極子，有限長磁偶極線和極帶，磁粉顆粒的受力，磁化場方向對磁粉顯現缺陷的影響，棒料、管材和方鋼的縱向磁化，工件表面溝槽深度對其引起漏磁場的影響，周向磁化時工件底棱上的雜亂顯示成因，圓盤邊緣柱面上溝槽內外漏磁場的解析表達式和針狀磁介質對兩個點磁荷間磁力的影響等。Even the chemical synthesis model sand can not satisfy the need of silt dynamics research in different similar scale for the expensive self - cost and unchangeable density
而採用合成的樹脂顆粒作為模型沙，成本較高，且過于圓滑，亦不能根據相似比尺的要求調整其密度，給泥沙動力學研究造成不便。As the eutectic time increases, the graphite morphology departs from sphericity to the abnormal morphology, and the roundness of the graphite particles decreases as well
隨著共晶時間的延長，鑄件的石墨形態逐漸偏離球形，向異常化趨勢發展，石墨顆粒的圓整度隨之降低。All the performance index, such as color and lustre, roundness, proportion of the sand size and chemical resistance, is equal to those of the foreign products. with stable and reliable quality and low price, beijing bonana will provide the products quickly with good aftersale service. bonana color quartz sand has been adopted or designated as the only one by many foreigh companies, such as perstrop, sika, master, etc.,
石英砂，其色澤顆粒圓度粒度配比及耐化學性等指標均與國外產品相當，質量穩定可靠，不僅價格較低，而且供貨周期短售後服務好，已為許多外資公司如perstrop ， sika ， citigate ， master等所採用或為指定用砂。Premium wafer - a wafer that can be used for particle counting, measuring pattern resolution in the photolithography process, and metal contamination monitoring
測試晶圓片-影印過程中用於顆粒計算、測量溶解度和檢測金屬污染的晶圓片。分享友人