粘性粉體 的英文怎麼說
中文拼音 [niánxìngfěntǐ]
粘性粉體
英文
sticky powder-
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 。On the lower shelf five vertical breakfast plates, six horizontal breakfast saucers on which rested inverted breakfast cups, a moustachecup, uninverted, and saucer of crown derby, four white goldrimmed eggcups, and open shammy purse displaying coins, mostly copper, and a phial of aromatic violet comfits. on the middle shelf a chipped eggcup containing pepper, a drum of table salt, four conglomerated black olives in oleaginous paper, an empty pot of plumtree s potted meat, an oval wicker basket bedded with fibre and containing one jersey pear, a halfempty bottle of william gilbey and co s white invalid port, half disrobed of its swathe of coralpink tissue paper, a packet of epps s soluble cocoa, five ounces of anne lynch s choice tea at 2 - per lb. in a crinkled leadpaper bag, a cylindrical canister containing the best crystallised lump sugar, two onions, one the larger, spanish, entire, the other, smaller, irish, bisected with augmented surface and more redolent, a jar of irish model dairy s cream, a jug of brown crockery containing a noggin and a quarter of soured adulterated milk, converted by heat into water, acidulous serum and semisolidified curds, which added to the quantity subtracted for mr bloom s and mrs fleming s breakfasts made one imperial pint, the total quantity originally delivered, two cloves, a halfpenny and a small dish containing a slice of fresh ribsteak
中層放著一隻盛了胡椒粉的有缺口的蛋杯,飯桌上還擺著那種鼓狀食鹽瓶,用油紙包著的四顆粘成一團的黑色橄欖,一聽李樹商標肉罐頭36的空罐兒,墊著纖絲的橢圓形柳條筐里是一隻澤西37梨,喝剩下的半瓶威廉吉爾比公司38釀造的藥用白葡萄酒裹在瓶子上的粉珊瑚色薄繪紙已剝掉了一半,一包埃普斯公司製造的速溶可可一隻縐錫紙袋裡裝著安妮林奇公司39出品的五英兩特級茶葉,每磅二先令一隻圓筒形罐子,盛著優質結晶角沙糖兩顆蔥頭,較大的那顆西班牙種的是完整的,較小的那顆愛爾蘭種的已經切成兩瓣兒,面積擴大了,氣味也更沖鼻了一罐愛爾蘭模範奶場的乳酪,一隻褐色陶罐,盛著四分之一品脫零四分之一兌了水並變酸了的牛奶由於炎熱,它已化為水酸性乳漿與半固體凝乳,再加上布盧姆先生和弗萊明大媽40作為早餐消費掉的部分,就足夠一英品脫了,相當于原先送來的總量兩朵丁香花蕾,一枚半便士硬幣和盛有一片新鮮排骨肉的一個小碟子。The expansion agents can only make up the shrinkage to some extent, and the compensation effects would be reduced when the retardener and fly - ash are used. the expansion agents are not panaceas to avoid the shrinkage cracking as expansion can also reduce the concrete soundness. under bad curing condition, the polypropylene fibrillated film fiber can improve concrete ' s anti - crarking property, while the nominal steels have very unobvious effects. to reduce the concrete shrinkage thus avoid the cracking, the former factors must all be taken into account in concrete proportion design to develop sound concrete
研究結果表明,水泥的品種和用量是影響混凝土收縮值的主要因素之一,當混凝土中水泥用量超過470kg / m ~ 3時,混凝土的收縮值超過400 10 ~ ( - 6 ) ,在約束狀態下存在高開裂風險;採用細砂使混凝土單位用水量顯著提高,收縮值也大幅增加;優質粉煤灰總體上能抑制混凝土的收縮,以超量方式摻入其抑制作用更加明顯,但粉煤灰混凝土早期的粘聚性較差,應注意養護,以免失水產生龜裂;早強減水劑和緩凝減水劑都會使混凝土收縮值增加;膨脹劑只能補償混凝土部分收縮,同時受緩凝劑和粉煤灰的抑制,而且膨脹使混凝土的體積安定性增加了不確定因素,膨脹劑不是解決混凝土收縮裂縫的良方。The highest density and the low resistivity and the best magnetostriction in a composite rod were obtained when the proportion of binder to powders " weight is 4 : 100
膠與磁性粉末的質量比為4 : 100時,粘結體的密度最高,電阻率最低,磁致伸縮性能最佳。In this paper, a high performance sma system applied to steel bridge deck is put forth in allusion to the pavement project of the wuhan junshan yangtze river highway bridge. it comprises steel slab, zn coating layer, closing layer, adhesive, pre - mixed asphalt stone and dual layer sma from bottom to top. it is based on the fea results of the forces and deformation of the pavement layer by means of the algor feas, according to this bridge ' s traffic and the ambient temperature varying range of the pavement layer
本文針對武漢軍山長江公路大橋鋼箱梁橋面鋪裝工程,從鋪裝層環境溫度變化范圍、交通量等使用條件出發,在用algorfeas有限元分析軟體分析鋪裝層受力變形基礎上,提出了(即鋼板+金屬鋅塗層+封閉層+粘接劑+預拌瀝青碎石+雙層sma )的高性能鋼橋面sma鋪裝體系,並對這種sma的組成材料,包括改性瀝青、集料、礦粉、纖維進行了比較研究,設計了這種sma的配合比,對sma混合料的性能進行了對比試驗,對這種sma方案進行了疲勞性能研究,驗證了所選擇sma方案的可行性。Besides the professional production of smco magnets of all specifications, ngyc also manufactures all kinds of agglutinate smco magnetic powder, ndfeb magnets and other magnetic application devices and concurrently also sells alnico magnets, ferrite magnets, magnetic rubber and agglutinate ndfeb
寧港永磁ngyc除專業生產各種性能釤鈷磁鐵外,還生產各種粘結釤鈷磁粉釹鐵硼磁鐵,各種磁應用器件,還兼營鋁鎳鈷磁鐵,鐵氧體磁鐵,橡塑磁,粘結釹鐵硼等業務。Sem micrographs of fracture surface showed that the function of rubber reclaiming agents to increase mechanical properties of composites was mainly counted on changing crosslink density of grt and the compatibilizer on improving interface between wpp / grt / wsf. the results showed that practical applied prospects were provided with wpp / grt / wsf composites by two - screw extruder
沖擊斷面sem表明,增容劑特別是雙組分增容劑的加入,能明顯增強wpp基體與grt分散相的相容性,明顯改善了二者的界面粘合;再生體系的加入,可使grt分散相的粒度明顯減小,起到了降低橡膠交聯密度的作用,使膠粉更易分散均勻。In this paper, the contrast of original image is enhanced by nonlinear transformation based on the characteristics of grain image ; after comparing several methods of threshold segmentation and analyzing their performance and applicability on grain image, the adaptive threshold segmentation based on gradient image is presented ; the noise of binary image is reduced with morphological filter, the hollow in binary image is filled in and a recognition algorithm is designed to remove agglomerate particle ; on the basis of mathematical morphology two methods are adopted to segment agglomerate grains that are not agglomerated tightly ; the parameters of size and shape, perimeter, area, diameter, complexlity, longest feret diameter, shortest feret diameter etc, are extracted. this technique is applied in measurement of pearl powder ' s particle size
本文根據粒度圖像的特點,採用非線性對比度增強處理改善顆粒顯微圖像的對比度;對多種閾值分割方法進行比較,分析了它們的性能和用於粒度圖像的適用性,在此基礎上提出了一種基於梯度圖像的動態閾值分割方法;對獲取的顆粒二值圖像進行形態濾波和空洞填充,設計了識別演算法去除凝聚體;對重疊不太嚴重的粘結顆粒採用了兩種基於數學形態學的分割演算法;提取了周長、面積、粒徑、復雜度、最長feret徑、最短feret徑等大小和形狀特徵參數,對珍珠粉等粉體粒度進行了測量。Ghg - electrical grade activated silica powder is produced by way of mingling on the basis of electrical grade silica powder. it has activt effect on surface & make silica powder mingled with resin, raise cohesive force between resin & silica powder, raise the water - resestance on the sunface and the compressive strength of pour object, reduce sediment, gradation & split, increase filler of silica powder, and replaced inpoted products on the producing line of imported dry type transfomer & high tension mutual induc tance equiment, it has been the best pouring insulate materual in electrical trade
電工級活性硅微粉是在電工級硅微粉的基礎上進行偶聯化處理而製成,具有表面活性作用,能使用硅微粉與樹脂發生交聯,提高樹脂與硅微粉的粘結力和界面增水性,提高澆注體抗沖擊強度,減少沉澱、分層、開裂現象,增加硅微粉的填充量,在引進的乾式變壓器、高壓互感器生產線上已成功地代替了進口產品,成為電工行業理想的環氧澆注絕緣材料。Based on the principles of designs of self - compacting and light aggregate concrete mix, sclc of lc30 - lc50 was developed by using absolute volume method. the main factors affecting the workability of sclc were studied by adopting the modified l - 800 fluidity instrument. the results indicate that the key techniques insuring good workability of sclc are about 30 % first - grade fly ash, about 50 % volume sand ratio, 2 % ~ 6 % dosages of silicon fume and compounded superplasticicizers with viscous ingredient
採用改進l - 800流動儀,研究了影響lc40自密實輕骨料高性能混凝土工作性的主要因素,結果表明:粉煤灰摻量保持30左右,硅灰摻量為2 6 ,體積砂率為50左右和摻加具有粘塑組分的復合高效減水劑是保證sclc拌合物具有較好工作性的關鍵。It is the fist thing to make particles to mix with htpb equally by the mixer. many superfine particles with various particle diameters, varieties, content and surface coated had been employed to study the influence on viscosity and dispersion of the slurry
為了使加入的粉體通過捏合機的捏合,在丁羥膠中得到均勻的分散,我們分別研究了粉體的粒度、品種、組成及粉體表面經包覆處理后,對推進劑漿料的粘度、分散性的影響。In order to obtain well effect on the improve the strength and toughness, the interface on the grain and the resin matrix should have a good glue performance ; the diameter of the grain should be small and the shape component of grain patch and fiber should be suitability
要獲得好的增強增韌效果,填料顆粒與樹脂基體界面上應有好的粘結性能;顆粒粒徑應小且填料粉體中粒狀、片狀和纖維狀的組分應適當。This paper presents comparative systematic research of problems in the preparation of economical mould pressing bonded ndfeb permanent magnets, which include the fabricating of economical rapidly - quenching ndfeb magnetic powder and mould pressing bonded ndfeb permanent magnets ; the effect of the ndfeb magnetic powder on the magnetic properties of the magnets and the effect of the cathode electrophoretic coating on the corrosion resistance of the ndfeb magnets
為了充分發揮我國稀土資源優勢,發展我國的ndfeb稀土永磁產業,本文比較系統地研究了高性價比的模壓成型粘結ndfeb永磁體制備過程中的相關問題,包括高性價比快淬ndfeb磁粉制備、模壓成型粘結ndfeb磁體制備、 ndfeb磁粉特性對粘結磁體磁性能的影響、 ndfeb磁體陰極電泳塗層工藝及其塗層對磁體抗蝕性的影響。The cementing metal and carbon nanotubes ( cnts ) were added into the milled solid solution of w - c. by ball milling not only the additives were well dispersed in the the powder but also the size of cementing metal crystal was reduced, which was in favor of the reinforcement of alloys
在w _ ( 50 ) c _ ( 50 )球磨製得的粉體中直接加入粘結金屬和碳納米管,利用高能球磨混合,提高它們在粉體中的分散程度的同時可以進一步減小粘結相的晶粒尺寸,有利於提高材料性能。The conjoint affection of ruo _ 2 power on ta foil is also discussed here, including : selection and ratio of adhesive, selection and ratio of conductive agent, temperature and time of heat - press treatment of electrode. research indicated that temperature and time of heat - press treatment of electrode have the most effect on electrochemical properties of as - produced electrode
然後討論了粉體與鉭片基體結合的影響因素,包括:粘合劑的選擇和比例、導電劑的選擇和比例、熱壓溫度和時間對電極片的電化學性能的影響,研究表明:熱壓溫度和時間對電極片電化學性能影響較大。The results indicate that, the viscosity of the slurry is increased and the dispersion of the slurry is decreased along with the superfine particle diameter decreasing ; the viscosity and dispersion of the slurry are obviously influenced by the variety of particles ; the viscosity of the slurry is increased and the dispersion of the slurry is decreased along with the superfine particle content in the slurry decreasing
研究表明:隨著粒子粒徑的減小,粒子在漿料中分散難度增加,漿料的粘度增大;粉體的含量增加,粒子的分散效果也下降,漿料粘度也上升;粉體種類的不同對漿料的粘度影響很大,同時也較大程度的影響了粒子的分散性。On the basis of the analysis abovementioned, the quantitative relation between the compositional distribution of sediment body and initial experiment parameters including powder characteristics ( density, size and size distribution etc. ) and settling parameters ( density and viscosity of suspension, heights of suspension and liquid, etc. ) have been established corresponding to the physical model selected
在此基礎上,結合選用的顆粒共沉降的物理模型,通過理論推導,建立了粉末特性(粉末的密度、粒度以及粒度分佈等)和沉降參量(懸浮液的密度、粘度和高度以及清液的高度等)同沉積體組分分佈之間的定量關系。The influnence of coupling agent, binders, curing process, formation process and the size of ndfeb powder on ndfeb bonded magnet has been systematically studied by a lot of experiments. the bonded magnet from rapid quenched ndfeb has been produced, and the influence of the technique factors such as coupling agent, coupling process, powder particle size, binder, solidification process, formation process on its properties has been analysised by means of sem, dgn - 3 magnetic properties analysis, compressive strength measurement, etc
本文通過大量的試驗,對各向同性ndfeb粘結磁體用偶聯劑、粘結劑、固化劑,以及固化工藝、成型工藝及其粒度對磁體性能的影響進行了多方面詳細的研究。在不同工藝條件下制備粘結磁體的基礎上,利用磁性能測試儀、力學性能測試設備和掃描電子顯微鏡等測試分析手段,研究了粘結方法制備ndfeb磁性材料的制備工藝,探討了偶聯劑、磁粉粒度、粘結劑、固化劑、固化工藝和模壓工藝等對ndfeb磁體磁性能及力學性能的影響。Remarkably, the temperature must be limited between softening point and solidification value, at which the bond can get perfect fluidity and stickiness. effects of bond content and pressure on magnet product during heating - pressing process are the same with effects during common - pressing process. fourthly, it is more than 250 hours before magnet is eroded when it is coated with lacquer by way of cathode electrophoresis
溫度對溫壓效果影響明顯,應當選擇在粘結劑軟化點以上、固化反應前的某一點,保證粘結劑具有適當的粘度和良好的流動性;與普通壓制工藝相同,溫壓工藝制備的粘結磁體密度和磁性能均隨壓制壓力的增大而提高,磁體性能和磁粉體積分數隨粘結劑含量變化的規律一致。At the same time, the result show that the particle size and distribution of rapidly quenched ndfeb magnetic powder affect obviously on the magnetic property of the bonded ndfeb magnets
採用不同顆粒度的磁粉進行配比對于粘結磁體的磁性能亦有影響,在100目與200目磁粉質量配比為2比3時有利於磁體性能的提高。分享友人