有機微粒 的英文怎麼說
中文拼音 [yǒujīwéilì]
有機微粒
英文
organic particles-
The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno
研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳含量最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。The research status of the world diesel exhaust aftertreatment technology is summarized systemicallyo at the same time, the development status and problems about oxygenation catalysis converter and particulate filter are analyzed on the basis of mentioned informations, we bring up a diesel exhaust cleanse system, that adopts the technique course of catalysis conversion combining particulate collection and regeneration the system collects exhaust particulate by means of efficacious filtering material it can oxidize ho co and macromolecule solvable organic via catalyst and diesel oil additive enhanced temperature will partly oxidize collected particulate and ultimately achieve the aim of exhaust reduction, after processing system frame design and trial matching, it ' s detected that the system can surely cleanse gas exhaust and particulate in addition, gas - ejected combustion - supporting regeneration for diesel particulate filter is also researched, we have rudimentarily designed the software and hardware of the g as - ejected combustion - supporting system having processed a series of trials, we discover the rules of the system credibly working these rules demonstrate the right direction for researching gas - ejected combustion - supporting regeneration technology
本文系統地介紹了國內外柴油機排氣后處理技術的研究現狀,分析了氧化催化轉化器和微粒捕集器的發展現狀及存在的問題,以此為基礎,提出了一種柴油機排氣凈化系統,該系統採用催化轉化與微粒捕集及再生相結合的技術路線,通過過濾材料的有效過濾,將排氣中的微粒進行收集,藉助于催化劑和柴油添加劑使排氣中hc 、 co及高分子可溶性有機物氧化,產生的高溫使得收集到的微粒部分氧化,從而達到降低排放的效果。通過系統結構設計和試驗匹配,實現了對氣體排放物和微粒的凈化。同時,論文中還進行了柴油機微粒捕集器噴氣助燃再生的研究,初步設計了噴氣助燃系統,進行了控制系統軟、硬體的開發,通過正交試驗,摸索出了噴氣助燃系統可靠工作的一般規律,為噴氣助燃再生技術的開發提供了方向。Of the eons of geological periods recorded in the stratifications of the earth : of the myriad minute entomological organic existences concealed in cavities of the earth, beneath removable stones, in hives and mounds, of microbes, germs, bacteria, bacilli, spermatozoa : of the incalculable trillions of billions of millions of imperceptible molecules contained by cohesion of molecular affinity in a single pinhead : of the universe of human serum constellated with red and white bodies, themselves universes of void space constellated with other bodies, each, in continuity, its universe of divisible component bodies of which each was again divisible in divisions of redivisible component bodies, dividends and divisors ever diminishing without actual division till, if the progress were carried far enough, nought nowhere was never reached
隱藏在大地的洞穴里和能移動的石頭底下蜂巢和土墩子中那無數微小的昆蟲類的有機生物:微生物病菌細菌桿菌精子憑著分子的親和之凝聚力而粘在一根針尖上那幾萬幾億幾兆個多不勝數肉眼看不到的微小顆粒人類的血漿是一個宇宙,群集著白血球和紅血球,每個血球又各自形成一個空虛的宇宙空間,群集著其他球體各個球體連續性地也是由可分割的構成體形成的宇宙,各個構成體又可以分割成為幾個能夠進一步分割的構成體。就這樣,分子與分母實際上在並未分割的情況下就不斷地減少了。如果這個過程延續到一定時候,就永遠在任何地方也不會達到零。The specially designed biofilters provide support facilities for intensive culture of filter feeding organisms such as edible shellfish. these filter feeding organisms and cultured shellfish help to remove organic wastes and suspended particles from the fish culture zones
特設的生物凈化設施,為濾食性海洋生物,例如青口,提供棲身之所,這些附生生物會加速清除養魚區的有機廢物和懸浮微粒。The specially designed biofilters will provide many hard surfaces for development of numerous filter feeding organisms and support facilities have been included in the units to permit intensive culture of edible shellfish. these filter feeding organisms and cultured shellfish will filter and remove nutrients and suspended particles from the fish culture zone.
特設的生物凈化設施為許多濾食性的海洋生物,例如青口,提供棲身之所,這些附生生物會加速清除養魚區內的有機廢物和懸浮微粒。Several key factors, ultrasonic dispersion, water / organic solvent mixing medium, surfactant, were used and adjusted in order to obtain composite particles with better monodispersity and less organic impurities
在有機介質加入量較小的情況下,極性較小的丙酮更有利於合成單分散性好、粒徑小的磁性復合微球。Density of composites was varied with the amount of organic and grain size of ultramicro iron. influence of microstructure on and was discussed with the interface defect mechanism
指出了復合粒子密度的變化是由於有機相含量與超微鐵粒徑的變化引起的,並用界面缺陷的理論探討了微觀結構對與的影響。High efficiency composite catalysts coated on mental carrier, with electrical heated and oxidation - catalysis technology, have a good conversion efficiency. maintenance 20, 000km ; durability 100, 000km. using automobile : comply with the eu - ii emission standard
採用金屬基過濾,結合電加熱和氧化催化技術,對柴油機車排氣中的co hc nox和微粒等污染物有很好的四元凈化效果。Then by means of heterocoagulation and encapsulatin, on controlled condition the superfine powders of caco3 and tio2 were coated with different nonaparticles ps. the composite particles with core / shell structure were prepared by heating the composite particles above the glass transition temperature of ps
然後根據異相凝集-包埋法原理對具有不同表面電性的微米級的caco _ 3和tio _ 2進行包埋復合,制得以無機粒子為核,有機粒子為殼層的包覆型有機?無機復合粒子。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The active material is a sub - micron thin - glass film with an immobilized fluorescent ruthenium organic complex
活躍材料為亞微細粒的玻璃膜與固定熒光釕有機聯合體。More than 97 % soluble salts and 99 % glues, microbe, particulate and organic substances and etc can be removed with the reverse osmosis
反滲透可除區水中97以上的溶解性鹽類和99以上的膠體、微生物、微粒和有機物等,成為現代純水、高純水、太空水(超純水)工程中首選的最佳設備。Compared to other types of internal combustion engines, diesel engines that are used more and more widely are more fuel - efficient, provide highest torque and pulling capability, are lower emitters of hydrocarbons and carbon monoxide, but diesel engines can emit up to 30 times more particulate matter than gasoline engines
與其他類型的內燃機相比,應用越來越廣泛的柴油機具有更高的燃油效率、提供更大的轉矩和拖動能力,碳氫化合物排放低,但微粒的排放卻是汽油機的30倍以上。The equipment adopts screw slip - joint. it mainly separats arganic materal, colloid, utrasmall particle, bacterium. it has good effect on cleaning, sterilizing and conecntrating big - molecule material
本廠生產中空纖維超濾組件採用螺紋活接形式,主要以分離有機大分子物、膠體、超微粒子、細菌等為主,對深度降濁、澄清、除菌和大分子物的濃縮等具有非常卓越的效果。The equipment adopts screw slip - joint. it mainly separates arganic materal, colloid, utrasmall particle, bacterium. it has good effect on cleaning, sterilizing and xomecntrating onecntrating big - molecule material
本公司生產中空纖維超濾組件採用螺紋活接形式,主要以分離有機大分子物、膠體、超微粒子、細菌等為主,對深度降濁、澄清、除菌和大分子物的濃縮等具有非常卓越的效果。The second strategy include that a metallic nickel ( ni ) core was encapsulated with a polymeric polystyrene ( pst ), and then coated with an outlayer of dielectric titania to form ni / pst / tio2 composite particles. the morphology and structure of the particles were characterized by tem, sem, tg - dta, xrd, and ft - ir
其次,以聚苯乙烯包覆金屬鎳粉,形成了ni pst磁性聚合物微球,然後在該微球外包覆二氧化鈦,制得了粒徑均勻、形態良好的鎳聚苯乙烯二氧化鈦( ni pst tio _ 2 )無機-有機結構的多層核-殼復合微球。With the reference of many relevant materials, the author prepared a fined molybdenum disulfide powder with a average size of 800nm by ball milling, and a nano - copper with average size of 30nm in micromulsion solution method, and synthesized surface - modified titanium dioxide nanoparticles with average size of 40nm in organic media via sol - gel method. the tribological performances of three particles were studied by universal test as well, with the result of fined molybdenum disulfide powder with good reducing wear and antiwear performance at low load, nano - copper with good reducing wear and antiwear performance at high load, surface - modified titanium dioxide nanoparticles maintaining stable reducing wear and antiwear performance from low load to high load due to its characteristics of organic and inorganic nanocomposite. the results indicate that the nanocomposite is the most perspective oil additive. the reducing wear and antiwear mechanism of nano oil additive was studied with in - situ tribochemical principle. nano additives possess broadly developing prospect with its above - mentioned performance
在參閱了大量文獻的基礎上,分別採用了球磨法、微乳液法、溶膠?凝膠法制備了超細二硫化鉬、納米銅粒子、表面修飾納米二氧化鈦,經原子力顯微鏡測試,獲得的超細二硫化鉬的粒度平均在800nm以內,納米銅粒子平均粒度約為30nm ,表面修飾納米二氧化鈦平均粒度約為40nm ,在萬能摩擦磨損試驗機上測試了三種粒子的摩擦學特性,結果表明:在合理的添加濃度范圍內,超細二硫化鉬在低載時具有優良的減摩抗磨性能,納米銅在高載時具有比較好的減摩抗磨性能,表面修飾二氧化鈦粒子因具有有機與無機復合物的特性,從低載到高載都保持穩定的減摩抗磨性能。A worm grading device is installed in the machine, which will release the satisfied particle from the grinding chamber to avoid over - gringing. in this way we not only makes super fine powder, but also we make the particles uniform and even. this machine can carry out dry - grinding and grading operation for all kinds of organic substance and mineral substance, so the powder made by this machine is widely used in the chemicals, metallurgy, mine, energy, electronics, medincine, pesticide, plastic, paper - making, pigment, painting, dyestuff, grinding - stuff, food and cosmetics industries
該機內裝高效蝸輪分級機,能使被粉碎后的合格細粉及時分離,迅速排出機外,避免「過粉碎」 ,不僅能制取超微粉,而且還有產品粒度分佈窄、均齊性高、顆粒形狀便干控制、產品分散性好、可廣泛應用於化工、冶金、礦業、能源、電子、醫藥、農藥、塑料、造紙、顏料、塗料、染料、磨料、食品、化妝品等行業,能對各種有機物和無機物進行乾式粉碎和分級作業。The results showed that appropriate copolymer composition and processing techniques were fairly important in the preparation of composite magnetic microspheres. superparamagnetic magnetic composite microspheres with size less than 500nm, magnetic content 22 % and saturation magnetization 32. 5emu / g could be prepared by this novel method. it is proposed that the polymer
綜合看來,採用dpe法制備的磁性復合微球磁含量高、飽和磁化強度高、無機微粒分佈均勻,且表面潔凈,包覆效率高,因而具有更好的綜合性能,是一種具有廣闊應用前景的新方法。However, techniques of dpf and regeneration adopting in china presently is still not immature in technical aspect of after - treatment. dpf of infrared regeneration system has been experimented and researched in this paper. it has been tested for the filter efficiency, regeneration efficiency, the controllability of regenerating process, cost, life and the suitability to fuel with high sulfur
有關研究表明,微粒捕集器是徹底減少柴油機微粒排放的最有效方法,但在我國,后處理技術方面目前採用的微粒捕集器及再生技術還不成熟,本論文對紅外再生系統中的微粒捕器進行試驗研究,對其過濾效率、再生效率、再生過程可控性、成本、壽命及對高含硫量燃油適應性進行測試。分享友人