酸處理前 的英文怎麼說
中文拼音 [suānchǔlǐqián]
酸處理前
英文
bat-
That is the premise of the bg / ha electrophoresis codeposition. the laws of the electrophoresis deposition of the bg and ha partic les were found by the study on each of their deposition under the different conditions. the electrophoresis codeposition of the bg and ha particles had been studied and the bg / ha graded coating, which is compact in the bottom layer and porous near the surface layer, had been prepared on the surface of the dental implant after the low temperature heat treatment ( about 740 ) and fast firing ( 50 - 80 / min, heat preservation time was 5 - 8min. )
以bg微粉和ha微粉作為塗層原料，通過研究bg和ha微粉在非水介質中的分散情況和帶電特性，選擇冰醋酸為介質，使分散在其中的bg顆粒和ha顆粒表面均帶上正電荷，為電泳共沉積提供前提條件；通過對不同條件下bg 、 ha各自電泳沉積的研究，探索出了兩者電泳沉積的規律；通過對bg和ha在冰醋酸中電泳共沉積以及后續低溫（ 740左右）快燒（ 50 ? 80 min ，保溫5 ? 8min ）熱處理的研究，在鈦合金牙根種植體基體上成功制備出了底層緻密而表層多孔的bg ha梯度塗層。The paper reports concisely the technology development of pretreatment and subsequence treatment of acidic water stripping installation now, the technology of pretreatment of acidic water include : remove waste gas, waste oil, suspending solid, effluvium and safety measure taken, the technology of subsequence treatment of acidic water include : the technology of return use of srripped water and the technology of sbr and the technology of ion exchange of denitrification, especially the proprietary technology of fripp in the field
摘要簡述了目前煉油廠酸性水汽提裝置的上下游處理技術及其研究進展，上游技術主要包括：酸性水降壓脫氣、除油、脫懸浮物、惡臭氣體脫臭和應採取的安全防護措施；下游技術主要包括：汽提凈化水的回用、 sbr法、離子交換法除氨等工藝，並簡要介紹了撫順石油化工研究院在本領域上的專有技術。To study the determination of sulfite in food by pararosaniline hydrochloric spectrophotometry, then according to the sample characteristic, the treatment select soak, ultrasonic and distill
摘要通過對測定食品中亞硫酸鹽過程進行研究，根據樣品的特性不同對所採集的樣品採用浸泡、超聲和蒸餾三種前處理方法。This paper discusses the acid rinsing process in flax tow pre - treatment technology, and compares the influence degree among the three factors which are acid concentration, processing temperature and time in acid rinsing process by means of the unifactor experiment and orthogonal experiment, finally decides the optimized process
摘要對亞麻短纖前處理工藝中的預酸處理工序進行了研究，採用單因子實驗及正交實驗，比較酸濃度、處理溫度、處理時間對預酸處理效果的影響程度，並得出最佳處理工藝。And the effects of ballmilling, floatation and weight - selection, acid treatment and heat treatment on the specific surface and adsorbability of the natural minerals have been studied further, especially on diatomite and sepiolite
並進一步研究了球磨、浮選和重選、酸處理、熱處理等前處理對天然礦物的比表面和吸附性的影響，並著重討論了前處理條件對硅藻土和海泡石的吸附性能的影響。The surface modification of foils contributes to the activation of surface before etching, and consequently provides more pit sites. the redemption and regeneration of passive film on foil surface lead to continuous growth of tunnels. anodized in oxide - forming acid, the etched foil shows higher capacitance
侵蝕前鋁箔的表面改性處理研究了堿性、酸性溶液、直流電和低頻交流電對比容的影響，結果表明堿性溶液和酸性溶液處理有利於活化表面、提高比容；直流電和低頻交變電流表面改性需嚴格控制時間在5s內，最佳為2s ，可提高比容8 10 。The results of treatments with different concentration of phosphate in the present study indicated, whether boea leaves were treated before desiccation or during rehydration, and whether they were intact leaves, leaf halves or leaf discs, the boea leaves were injured and their photochemical activity of psii were serious affected by treatment with 0. 1mol / l phosphate or over, thus resulted in poor resurrection for dehydrated boea leaves. the photochemical activity of psii was a sensitive parameter of physiological activities for boea leaves during dehydration and rehydration
本文利用不同濃度的磷酸鹽溶液處理牛耳草葉片，結果發現，不論是在乾燥前還是在復甦時處理，也不論是處理牛耳草整葉、半葉還是葉圓片， 0 . 1mol l以上的磷酸鹽溶液都對牛耳草葉片具有損傷作用，極大的影響了其光系統的光化學活性，使得牛耳草葉片在脫水后不能很好的復甦。Methods ： to treat teeth with fluoride treatments before or after etching
方法：在酸蝕前後分別用氟化泡沫對牙釉質進行氟化處理。Veneer dyeing can improve wood visual characteristics and imitatethe color and luster of precious wood species, to increase the decorative effect. the veneers of hardwood species such as % populus tomentosa, paulownia elongata % were adopted to make dyeing experiments by using acid dyestuff. the result shows : the acid dyestuff in textile industry could be used in wood dyeing process. compound dyeing can be adopted by using the mixture of several kinds of dyestuff. the different treatment methods before the wood was dyed affects the dyeing effect of wood. there is a great difference in the deformed degree of dyeing veneers, smooth level has a relation with wood density. the density of dyestuff, dyeing time and dyeing temperature and so on have many influences on dyeing effect. different technological process has been used in veneers of different wood speicies
木材單板染色有利於改善木材視覺特性，可以實現模仿珍貴樹種木材的色澤，提高裝飾效果.該研究選取毛白楊和泡桐等闊葉樹種木材單板採用酸性染料進行染色實驗，結果表明：紡織工業用酸性染料可用於木材染色，也可以採用幾種染料混合復合染色；木材染色前的不同處理方法影響木材的染色效果；染色單板的變形程度有較大差異，平整度與木材密度相關；染料濃度、染色時間和染色溫度等對染色效果有較大的影響，不同樹種單板應採用不同工藝Through the comparison between freeze - drying and heat - drying, the agglomeration and the desorption of the precursor on carbon support can be alleviated with freeze - drying method. the effects on the electrocatalysts by pretreatments of carbon support, dispersant and precursor are studied. the result shows that pretreatment of the carbon support by kmno _ 4 can add oxygen - containing functional groups on the surface of carbon, which can reduce the hydrophobicity of the carbon support, and then make it much easier for carbon to dissolve in water to form suspension ; isopropyl alcohol can make the carbon support in high dispersion in the precursor solution, which can make the precursor absorbed on the surface of the carbon
採用高錳酸鉀氧化預處理的碳載體比表面積較大，表面含氧官能團數量較多，親水性較好，有利於前軀體在碳載體表面的吸附;選取異丙醇作為預凍液中的分散劑，有利於碳載體在前軀體溶液中的分散，容易實現前軀體離子在碳載體表面的穩定吸附和分散;使用酸性pt （ no _ 2 ） _ 2 （ nh _ 3 ） _ 2作為前軀體，可以使前軀體離子和碳載體表面的酸性含氧官能團發生離子交換反應，使得前軀體離子吸附量增大，分散更加均勻，以上三種因素的選取都可以得到催化活性更高的pt / c催化劑。With the increase of exposure time, the antioxidative ability of spirodela polyhiza dereased, sod and ap activities were induced, and asa content of treated plants were always lower than those of control plants, but the proline ( pro ) contents in treated plants increased. these factors would break the balance of the metabolism of ros and the active oxygen accumulation in leafy thallus of spirodela polyhiza could be the result, the membrane lipid peroxidation was accelerated ( mda content increased ), ultra - microstructure of chloroplast was damaged, photosynthetic capacity dereased, biomass ( dry weight ) reduced
實驗研究結果如下： （ 1 ） uv - b輻射處理后前2天，紫萍超氧化物歧化酶（ sod ）和抗壞血酸過氧化物酶（ ap ）等抗氧化酶系統有不同程度的升高，隨著uv - b處理時間的延長，紫萍體內抗氧化保護系統能力下降， sod和ap的活性下降，並且非酶類抗氧化物質抗壞血酸（ asa ）含量一直低於對照組，而脯氨酸（ pro ）的含量則一直在升高。All those series of surface treating agents are widely used in manufacturing cars, tractors, motorcycles, bicycles, building machines, transformers, transducers, and mechanical and electrical appliances - before the finishing of these products. they are also used in drawing of steel wires and tubes, in cold rolling and acid pickling of steel articles
本公司生產製造金屬表面處理劑的系列產品除油劑除銹劑表調劑磷化劑鋁合金清洗及氧化劑等，該系列產品廣泛用於汽車行業拖拉機行業摩托車自行車工程機械變壓器換熱器機電產品家用電器及其他機械產品的塗裝前處理，鋼絲鋼管的拉拔鋼鐵冷軋酸洗等。A method was developed for the determination of free amino acids in tobacco of different areas ( yunnan, guizhou and henan ) and of different technological processes using reversed phase high performance liquid chromatography ( rp hplc )
摘要選取雲南、貴州、河南的經不同工藝處理生絲、薄板乾燥、高溫氣流乾燥的煙絲；採用微波協助萃取技術進行樣品的前處理；經活化的陽離子交換柱進行純化，再用柱前衍生反相高效液相色譜的方法對其游離態氨基酸進行含量分析。The pretreatment, effect of bath compositions and operation conditions such as temperature, currenty and time on compactness of the zinc and cu / ni / cr coatings have been investigated. the relationship of operation conditions to thickness of the coatings was studied by weight method. the specimens have been pickled in nacl or sulfate acid solution to evaluate the porosity of the coating
研究了鎂合金電鍍前處理工藝，電鍍鋅、電鍍銅/鎳/鉻工藝配方及其施鍍溫度、電流密度和時間對鍍層緻密性的影響;採用稱重法研究施鍍工藝與鍍層厚度的關系，利用nacl溶液和硫酸溶液浸泡試樣來考察鍍層孔隙率，採用劃痕試驗和熱震試驗檢驗鍍層的結合力，採用金相顯微鏡和掃描電子顯微鏡觀察鍍層表面形貌。3. bring forward a new idea : the ideology of synergetics used in atomic simulation and multi - scale simulation of materials design. on the basis of this, next tasks were put forward : ( 1 ) analyzing the changes of stress - strain curves of the interphase before and after pre - treatment ; ( 2 ) the efficient of the coupling effect of o2, na2s04 and h2o stream on the oxidation and erosion resistance of interphase ; ( 3 ) the methods of improving environment performance of interphase above 1273k
提出將協同學的思想用於原子級模擬及跨尺度模擬的思路，並在此基礎上，提出下一步的工作設想： （ 1 ）分析熱處理前後界面相區域應力-應變曲線的變化； （ 2 ）航空發動機模擬環境中，氧、硫酸鈉蒸汽及水蒸汽耦合效應對界面相抗氧化性、抗腐蝕性的影響； （ 3 ） 1273k以上界面相環境性能提高的方法。1enviromental protection neutral oil cleaning technology : european general - purpose neutral oil treatment technology is used for cleaning before spray coating instead of using acid o alkali agents. this pollution - free cleaning technology ensures that no acid or alkali substances are left on plate surtace after cleaning, and further guarantees the quality of later spray coating for stronger powder adhesion without blistering or coming off
1環保中性塗油清洗技術：在噴塗前的清洗技術，採用歐洲通用的中性塗油處理技術杜絕使用酸堿類試劑，對環境無污染，並保證清洗后的板面無酸堿殘留，保證后續噴塗質量，使粉末附著力更強，不易起泡不易脫落。The formation mechanism of mash scale is the following : slightly soluble or soluble substances in hypersaturated state separate out during distillation, soluble calcium salt converts into calcium carbonate scale or soluble calcium salt resolves into indissoluble calcium carbonate scale by heating
摘要醪垢的形成因素有：微溶或可溶物質在蒸餾過程中處于過飽和狀態而析出；可溶性鈣鹽轉化成碳酸鈣垢；可溶性鈣鹽受熱分解生成難溶碳酸鈣垢；前處理的制槳工藝。In the determination of residual pesticides in onion, garlic and chives by gc - ms, the sample was treated with phosphoric acid or with microwave before crushing, to make the allinase inactive and to eliminate the matrix interference
摘要採用氣相色譜及質譜聯用技術，測定蔥、蒜及韭菜等蔬菜中多種農藥殘留量時，在粉碎試樣之前，用磷酸或微波加熱處理試樣，可使蒜酶鈍化並消除其基體干擾。Aldononitrile acetates and alkaline nitrobenzene oxidations were used to analyze the change of structuia1 polysaccharides and composition of lignin in 80 % ethanol - extracted rice straw treated with sodium hydroxide, ammonium bicarbonate, or urea
摘要以氫氧化鈉、碳酸氫銨和尿素處理的稻草為研究對象，採用糖腈乙酰酯法和堿性硝基苯氧化法，分別測定了化學預處理前後稻草用80 %乙醇浸提殘渣中結構性多糖和木質素組分的變化。Aluminium and aluminium alloys - anodizing - part 4 : estimation of loss of absorptive power of anodic oxidation coatings after sealing by dye spot test with prior acid treatment ; german version en 12373 - 4 : 1998
鋁和鋁合金.陽極處理.第4部分:採用在酸處理之前用著分享友人