有效含氧量 的英文怎麼說
中文拼音 [yǒuxiàohányǎngliáng]
有效含氧量
英文
available oxygen- 有 : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
- 效 : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
- 含 : 動詞1 (東西放在嘴裏 不咽下也不吐出) keep in the mouth 2 (藏在裏面; 包含) contain 3 (帶有某種...
- 氧 : 名詞[化學] (氣體元素) oxygen (o)
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 有效 : effective; valid; efficacious
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In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。An one - pot process including direct condensation of ethyl isodehydracetate and hydrocitronellal, followed by decarboxylation, isomerization and isomer resolution, was developed for practical preparation of zr juvenile hormone analogue series with high content of effective component
以異脫氫乙酸乙酯與甲氧基香茅醛直接縮合為起點,將縮合、脫羧、異構化、 (順、反)異構體拆分等採用多步反應連續一鍋法的操作方法,成功地得到高有效含量的zr型保幼激素類似物。The result showed that organo - inorgano - mixed fertilizer could increase the quantity of availability, strengthen the activity of proteinase, sucrase, urase and peroxidase in the sugarcane roots, and increase the sugarcane yield and sugar content
結果表明,有機無機肥料配施,可提高土壤有效養分的含量,激活土壤蔗糖酶、脲酶、蛋白酶、過氧化物酶的活性,促進甘蔗生長與蔗糖分的累積,對甘蔗增產增糖有積極的作用。The results indicated that : combination of urea and soda had very high effect of increasing the crude protein content in straw, combination of over 5 percent quick lime and urea had the highest efficiency, 4 times of that of the ammoniation method with 5 percent urea only
結果表明:尿素與氫氧化鈉的組合對提高秸稈粗蛋白含量極為有效, 5 %以上的生石灰與尿素組合提高效率最高,為單純5 %尿素氨化法的4倍。The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites
研究結果表明:採用高純度的fe2o3有利於獲得高起始磁導率且頻率特性優良的鐵氧體;為了制備所需性能的鐵氧體,需要嚴格控制配方中各種原材料的含量,優化配方;由於粉體活性受預燒條件的影響,所以對不同要求的鐵氧體選擇的預燒條件就不一樣,適當降低預燒溫度有利於獲得較高的起始磁導率,而為了獲得良好的頻率特性可以適當地提高預燒溫度;根據對粉體顆粒粒徑的不同需求,可以選擇不同的球磨時間;而有效的添加劑是改善材料性能的必要條件,本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒結溫度、保溫時間和燒結氣氛是高磁導率mnzn鐵氧體制備最關鍵的工藝,適宜的燒結工藝可以獲得理想微結構和組成,從而得到高性能的鐵氧體材料;而從材料的微結構上來看,要提高材料的截止頻率,就要適當地細化晶粒、增加晶粒內部的氣孔。Abstract : to increase industrial grade silicon product quality, bottom blowing melt of industrial grade silicon outside the furnace can effectively decrease al and ca contents in industrial grade silicon
文摘:為提高工業硅產品質量,採用爐外底吹氧化精煉工業硅熔體,有效地降低了工業硅中鋁、鈣雜質的含量。Solder bar is made from high purity metal. by means of strict qualitg control the oxide and metallic and non - metallic impnrities and effectively minimized, the available high purity solder bar is with uniform and glazed surface good wetting and spreading ability after molten bright joint and minimum oxide residue after soldering. our product is suitable for wave and handwork soldering with high quality requirement
本公司生產焊錫條採用高純度金屬原料,在嚴格品管條件下,有效控制氧化程度以及金屬和非金屬雜質含量,焊錫條表面均勻光滑,純度極高,熔化后流動性好,潤濕性極佳,焊點光亮,氧化渣物極少發生,適用於高品質要求的各種波峰焊和手工焊。Quicklime with a high content of available lime, i. e. a low content of residual co
含高成分有效石灰的生石灰,即低含量的殘留二氧化碳和其它雜質是需要的。Contain wel ( water element ) which is extracted from lotus flower whose moisturizing effect is 10 times more than traditional ingredients, combined with several natural aromatic vegetal essence, provides outstanding “ aqua power ” for skin, make skin enjoy spa, instantly promote skin metabolism, improve oxygen in skin, make skin ruddy and shining, effectively improve quality of dry, dull and ageing skin and make skin appear energetic
採用從荷花中提取的wel (水盈素) ,其補水鎖水功效較傳統成份更強10倍,並結合多種天然香薰植物精華,給予肌膚前所未有的」水養動力」 ,享受spa般的呵護,快速激活皮膚代謝活力,增強皮膚細胞含氧量,提高肌膚紅潤度及光澤度,有效改善亞健康缺水、暗啞、衰老膚質,令肌膚時刻充滿活力。Compared to the single hg2 + treated, se4 + + hg2 + the mixed exposure could restrain the fall of the activity of t ? aoc, sod and gsh ? px, reducing the level of lipid peroxidation, and alleviating membrane damage, represented with the heighten na + - k + - atpase activity and reduced mda concentration, resulting in the increased resistance to hg2 + damage. however, se4 + were incapable of preventing from the damage of hg2 + ultimately, along with the exposure period, regardless of the fact that the obvious enhancement of t - aoc and atpase activity
混合處理后,與單一汞處理相比, se ~ ( 4 + )在一定程度上能有效抑制汞脅迫引起的t ? aoc , sod , gsh ? px的降低,降低膜脂質過氧化水平,減輕了對膜的硒對汞致劍尾魚抗氧化系統的毒害和生理損傷的拮抗作用損傷,表現為隨一k + / atpase活力升高,而mda含量降低,提高了機體對hg葉毒害的抗性;但隨著染毒時間延長,硒不能最終阻止毒害的加深。Abstract : the effects of calcium hydroxide purity, sodium hydroxide concentration, and chlorination temperature on effective chlorine content of calcium hypochlorite have been tested. the results indicate that the higher calcium hydroxide purity is, the higher effective chlorine content of calcium hypochlorite is, that when sodium hydroxide concentration is 30 %, and chlorination temperature is 20, the effective chlorine content of calcium hypochlorite is the highest
文摘:測試了氫氧化鈣純度、燒堿濃度和氯化溫度對漂粉精有效氯含量的影響.結果表明,氫氧化鈣的純度越高,漂粉精的有效氯含量越高;燒堿濃度為30 、氯化溫度為20時,漂粉精的有效氯含量最高The effects of calcium hydroxide purity, sodium hydroxide concentration, and chlorination temperature on effective chlorine content of calcium hypochlorite have been tested. the results indicate that the higher calcium hydroxide purity is, the higher effective chlorine content of calcium hypochlorite is, that when sodium hydroxide concentration is 30 %, and chlorination temperature is 20, the effective chlorine content of calcium hypochlorite is the highest
測試了氫氧化鈣純度、燒堿濃度和氯化溫度對漂粉精有效氯含量的影響.結果表明,氫氧化鈣的純度越高,漂粉精的有效氯含量越高;燒堿濃度為30 、氯化溫度為20時,漂粉精的有效氯含量最高Experiments have been carried out on measuring 03 and c2h4 concentration released from a fuji apple and a motorbike exhaust respectively
通過對富士蘋果、機動車尾氣中臭氧與乙烯含量的測量實驗,驗證了該演算法有效性。On the 90th day, the content of organic matter of soil samples under illumination condition was 2 - 3 times more than that of the beginning. ( 4 ) micro - algae can decompose organic phosphorus into inorganic phosphorus and increase the content or the potential content of soil available phosphorus. ( 5 ) theoretically, because of some micro - algae ' s nitrogen fixation, the sterile soil ' s content of nitrogen should increase, but in 90 days, its increment could not be determined
( 3 )土壤微藻通過光合作用將二氧化碳合成為有機物,增加土壤的有機質含量,在90天的實驗期內,有微藻生長的土樣內的有機質含量是對照組的2 - 3倍。 ( 4 )土壤微藻作為溶磷微生物之一能夠將有機態磷礦化成無機態磷,增加貧瘠土壤有效磷的含量或潛在的含量。Methods of test for boric acid, boric oxide, disodium tetraborates, sodium perborates and crude sodium borates for industrial use - determination of sodium oxide, boric oxide and available oxygen contents of hydrated sodium perborates
工業用硼酸氧化硼四硼酸二鈉高硼酸鈉與粗硼酸鈉的試驗方法.水合過硼酸鈉中氧化鈉氧化硼和有效氧含量的測定After the automation system began to run in 10, 2001, the whole seawater injection flow can be supervised all the time, and the water quality has been improved to eligible degree. at the same time, the management is ameliorated greatly, and the cost is decreased
本系統2001年10月正式運行后,實現了注海水系統全流程自動化監控,技術指標均達到埕島油田注水要求;懸浮固體含量5 . 0mg l ;溶解氧含量0 . 1mg l ,使水質得到了有效地控制。Introduced beer brewing in the process the diacetyl formationmech anism and the influence factor and the control method, from theyeast mold mushroom spawn, the wheat juice component, pass craft and so on oxygen quantity carries on the adjustment, may in the ac tivecontrol beer the diacetyl content, the improvement beer maturity
摘要介紹了啤酒釀造過程中雙乙酰的形成機理及影響因素和控制方法,從酵母菌種、麥汁組分、通氧量等工藝進行調節,可以有效控制啤酒中雙乙酰的含量,改善啤酒的成熟度。For the substrate of heavily boron doped wafer, it has been proved that oxygen concentration is increased and oxygen precipitation is enhanced by hb ( heavily boron - doping ) during crystal growth, which is beneficial for ig and therefore improve the yield of ulsi
另一方面,在相同的晶體生長條件下,重摻硼硅單晶氧含量升高,氧沉澱被增強,能形成有效吸雜點,提高矽片機械強度,抑制void缺陷,有利於提高ulsi的成品率。It was still a technical problem on how to add the air to the reactor in so small pressure difference. in addition, the photocatalytic reaction efficiency was very low at the high speed. the reactor will be large, the price will be very high and the electricity will be enormously consumed during the photocatalytic - oxidation of h2s in the methane
主要原因是沼氣中不含氧,使用時氣體流速大,壓差小,而用光催化氧化方法消除h _ 2s需要有相當量的氧參與,在壓差很小的情況下,一次空氣的加入存在技術困難;在高氣體流速條件下,光催化效率低,若用光催化方法消除h _ 2s ,反應設備龐大,耗電量高,價格昂貴,農民難以負擔。Therefore developing the environment simulation hermetic cabin that the stress, temperature, humidity, oxygen, carbon dioxide, vibration and noise etc can be adjusted, research many kinds of synthetically influences of multi - variable environment to the physiology function of animal such as single variable and the stress, temperature, humidity, oxygen, vibration and noise etc and its harm, looks for out the regularity of its influence to reach and probably gives rise to the critical scope of damage to the human body physiology function, and then but the measure of environment variable which sought actively to prevent and control inside the hermetic cabin looks has the meaning very much
因此,研製壓力、溫度、濕度、含氧量、振動和噪聲等可調節的環境模擬密封艙,深入研究單一變量和壓力、溫度、濕度、含氧量、振動和噪聲等多種變量環境對動物的生理功能的綜合影響及其危害,找出其影響的規律性及可能對人體生理功能產生損害的臨界范圍,進而尋求有效的預防和控制密封艙內部的環境變量的措施則顯得非常有意義。分享友人