無孔顆粒 的英文怎麼說
中文拼音 [wúkǒngkēlì]
無孔顆粒
英文
non-porous particle-
Suspended solids including fine particles and colloids cannot be removed efficiently with gravitation sedimentation ; they are removed using centrifuge, dissolved air flotation, diatomaceous earth filtration, coagulation sedimentation plus rapid sand filtration while dissolved solids are removed with ion exchange, ultrafiltration, activated carbon adsorption and chemical oxidation
懸浮固體之去除包括微顆粒及膠體物，無法以重力沉澱之物質，可採用離心分離機、空氣浮除法、矽藻土過濾法、混凝沉澱加快濾池等去除之。而溶解性固體去除則採用離子交換法、微細孔濾膜過濾、活性碳吸附以及化學氧化等去除之。Grinding wheel continues with an infinite number of hard, sharp and refractory grits on edge surface at a high speed of swing operation to cut and grind over the surface of work piece, and unceasing self - sharpening grains and pore continue to grind a tool for every kind of material
砂輪是經由高速回轉運作中，以其在外緣表面植無數上千萬之硬銳耐溫之小磨粒連續在工作物表面切削磨除，且不斷的自生銳利顆粒與磨屑空隙氣孔，繼續對各種材料做磨削工作的一種研磨工具。The porous ceramics is composed of lots of bridge arch - shaped microspores that connected and well - distributed inside the material. when the fluid passes through these pores, the suspended matters, colloid particles and big molecular organic substances are withheld or absorbed to the inner surface of the pore, and result in filtration, purification adn even - dispersion, high strength, good resistance to abrasion, high temperature and corrosion, no pollution, long workinglife, and easy to regenerate, the porous ceramics are available for filtration and fluidization of variou gas and liquid
微孔陶瓷過濾介質由許多大小分佈均勻，相互連通的橋拱狀開口氣孔組成.當流體從這些氣孔中通過時，流體中的懸浮物質，膠體顆粒，大分子有機物等被截留，吸附在微孔道內，從而達到了凈化和過濾均勻化的效果.微孔陶瓷強度高，耐磨損，耐高溫，耐腐蝕，無污染，氣孔分佈均勻，使用壽命長且再生簡便，特別適用於各種氣，液過濾和流態化過程Powder metal is often used instead because it is undesirable or impractical to join the elements through alloying or to produce parts by casting or other forming consists of producing small particles, compacting, and sintering. the squeezing pressure with added heat bonds the metal powder into a strong solid. powdered metals can be ferrous, nonferrous or a combination of ferrous and nonferrous elements
金屬合金一般是無孔隙固體；因為煉制出的合金的實際效果不理想，或者通過鑄造和其他成型方式對小的顆粒進行壓制，燒結出來的產品零件無法滿足需求，因而人們常常使用粉末金屬來代替金屬合金。Abstract : establishment of the macro dynamic mathematical models for coked zeolite catalyst coke burning regeneration was discussed from an engineering point of view. based on the modified particle - pellet model, dynamic mathematical equations for porous and nonporous catalyst coke burning regeneration were deduced, supplying a theoretical basis for computer simulation of coked zeolite catalyst regeneration
文摘:從反應工程學的角度討論了結焦沸石催化劑燒焦再生反應宏觀動力學數學模型的建立，根據已提出的修正的顆粒-粒子動態等溫物理模型，分別推導出了多孔焦炭的燃燒再生階段數學方程和無孔焦炭的燃燒再生階段數學方程，為結焦沸石催化劑再生反應過程計算機模擬提供了理論依據。Beginning with the analysis of the effects, which are brought by the application of only one kind of pore - former and some other operating factors ( such as sintering temperature, warmth retaining time and so on ), on the properties of the beads, e. g., porosity, strength, size distribution of the beads and pores size, etc., these effects are discussed in detail and the relationship between the factors is studied thoroughly. the use of mpf ( multi - pore - former ) is introduced for the first time, which is of the most importance and significance in this paper
研究從造孔劑選用和燒結過程對顆粒的孔隙率、機械強度、孔徑分佈及粒度分佈的影響入手，找出了造孔劑的種類及含量、燒結溫度以及保溫時間等因素對最終所得產品顆粒的性能影響及它們之間的相互關系，並首次提出將造孔劑復配使用來對填充法加以改進，無需擴孔處理，即能直接制備宏孔徑、高強度、小粒度、比表面大的多孔玻璃載體顆粒。The analysis of microstructure of samples showed that the grain of tio2 were very small under 700, the distance of grain became small with temperature increasing, the rate and size of pore was decreasing. the relative density of sample at 900 was 97 % and the grain size of sintered body was about 200nm. when the temperature exceeded 1100, the grain size of body grew up several times ( > 2 m )
Tio _ 2燒結體sem顯微形貌分析表明：低溫（ 700 ）時坯體內顆粒無明顯長大，燒結體緻密度不高（ 80 ）晶粒間距隨溫度升高而變小，氣孔率也隨之降低，氣孔尺寸變小；當溫度超過900時，晶粒間連接緊密，燒結體內出現大量絮狀物質，緻密度大幅度提高，達97以上，小氣孔已聚集成大孔洞且分佈均勻，晶粒長大不明顯（ 200nm左右） ；當溫度超過1100時，燒結體緻密度有所提高，但晶粒尺寸出現異常長大，長大了十幾倍（達2 m以上） 。Microstructure analysis showed that the tungsten carbide particle reinforced steel matrix composites, which were made by electroslag melting and casting method, not only had low content of porosity and nonmetal inclusion, but also could reduce the free carbon content immensely
顯微缺陷分析顯示，採用電冶熔鑄工藝制備的wc鋼復合材料不僅氣孔、夾雜物含量低，無明顯游離石墨痕跡，而且較好地解決了wc顆粒的偏聚問題，具有明顯的質量優勢。Heterogeneous ion - exchange membrane should have a flat and homogeneous surface and an uniform color without pin hole and obvious mechanical damage ( such as creases or folds ), detachment from the web and impurities that impair membrane quality
異相離子交換膜表面應平整均勻，色澤均一，無孔眼，無明顯有機械損傷（折傷） ，無脫網軋破，不允許有影響質量的難質存在，透明樹脂顆粒不應超過分享友人