滴定過量 的英文怎麼說

中文拼音 [dìngguòliáng]
滴定過量 英文
overtitration
  • : Ⅰ動詞(液體一點一點地向下落) drip Ⅱ名詞(一點一點地向下落的液體) drop; droplet Ⅲ量詞(用於滴下的液體的數量) drop
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 過量 : excessive; overdose; surfeit; excess; overmeasure; overage; bellyful
  1. Through the analysis of contest experimental test questions from 1995 to 2003, it is found that metage, synthesis, standardization and determination are the characteristics of these years " experimental test questions. chemistry experiment is based on the elementary knowledge, especially checking the usage of suction pipet and buret. the core of questions lies on the basic operation of metage, dissolution, suction, refluxing, filter, wash and titration

    對1996 - 2003年化學競賽決賽實驗題進行分析得出: 「稱?合成?標?測」是近幾年實驗試題的特點;化學實驗重在基礎,特別是考察移液管和管的使用;基本操作如稱、溶解、移液、回餾、抽濾、洗滌、等是實驗考查的重點。
  2. The influence of the cloud droplet spectrum character and the spectrum growth and change is considered, which does not use a cut - off value for conversion from cloud water into rain water process. in the continuous coalescence equation, the particles fall velocity difference is not moved out from the integral, but is integrated in the equation as the function of diameter d to avoid the error of using particles average fall velocity. in the new scheme, generation rate of graupel due to the collection of snow by graupel and the collection of cloud ice by graupel are included

    雲中凝結核ccn的數濃度採用超幾何函數表示;雲水向雨水的自動轉換程採用grabowski ( 1999 )的公式,考慮了雲譜的特徵和發展變化對該程的影響,而不是採用原方案給閾值的方法描述該程;對連續碰並方程不再將粒子落速差作為常提出積分號外,而是直接作為粒子直徑函數在積分號內求解,這樣處理可以迴避使用粒子群的平均落速帶來的誤差;增加了霰和雪、霰和冰晶的碰並微物理程。
  3. Nickel base alloy powder - determination of chromium content - persulfate oxidation titrimetric method

    硫酸銨氧化法測
  4. The effects of the method repeatability, sample mass, standard titrate solution and enviroment temperature on the uncertainty of pta acid value determined with titrimetry were assessed and discussed

    摘要對法測精對苯二甲酸酸值的程中的方法重復性、樣品質、標準溶液、環境溫度等方面對不確度影響進行了評討論。
  5. The samples of pmn - pt have been dissolved by thick vitriol. now a convenient chemical titration analysis method was proposed to make analysis of the cations in the system

    對煅燒后的樣品進行溶解,對其中的陽離子通絡合等方法來進行分析。
  6. These ions are thought to help create new particles called aerosols and, when aerosols grow above a certain size, they become the seeds around which cloud droplets form

    這些離子被認為幫助產生了新的微粒,浮質,而當浮質超,就成為霧形成所必需的內核。
  7. With the numerical solution, an internal condensation critical curve can be calculated out by condensation theory and depositing theory, on the curve, the enter water ability equal to the out water ability, which can be used as the basis to determine the occurrence of internal condensation. but the result doesn ’ t coincide with the real completely. in this dissertation, we plan to get the critical curve by practical experiment results, because that the enter water ability only relates to the condensation density and the out water ability only relate to the volume ratio of the pneumatics system

    然而由凝結理論和沉積理論得到的計算結果往往與實際有一偏差,本課題希望通實驗的方法獲得內部結露臨界線,即系統進水能力和排水能力相等的曲線,由於系統的進水能力和充放氣程中凝結水密度有關,排水能力和系統容積比有關,可以通實驗總結出以凝結水密度和容積比表示的內部結露臨界曲線,作為判別內部結露是否發生的依據。
  8. The pilot fuel model has been given to calculate the distribution of the liquid fuel and time of fuel pre - combustion, at the same time, analyzing the important action to the combustion of the natural gas in the combustion chamber of engine, determining the best quantity of pilot fuel. the explosive combustion model has been established to compute the pressure of the cylinder during the combustion, determining the main influence factors. the emission model has been established to forecast the co, nox emission

    理論方面,提出了基於化學反應的燃燒模型?多組分氣相反應系統的化學反應動力學模型,以此進行雙燃料發動機的熱力學?化學反應動力計算;引燃油燃燒模型,計算引燃油液的分佈規律和滯燃期,驗證引燃油在雙燃料發動機燃燒程中的作用,揭示不同噴油規律對雙燃料發動機的影響,確在不同負荷下的合理引燃油;爆震模型,揭示爆震與工質能釋放間的關系和影響爆震的各種運轉因素,確合理的爆震依據,減小爆震傾向。
  9. It has important significance to study the welding technology of variable polarity pulsed mig for high efficiency weding and good quality of welding products. we should control the welding current, output voltage and the process of melting drop more effectively

    研究薄板鋁合金變極性脈沖mig焊接技術,更有效地控制焊接電流、電壓輸出和熔程,提高焊接程的穩性、提高焊接速度,對于提高焊接效率和焊接產品質具有重要的意義。
  10. Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead

    分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔渡的特點,發現其電弧程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一的情況下,通調節焊接迴路中的電感和電源電壓,可以改變電弧的程行為形式.若電弧程呈「燃弧?熄弧?短路」交替進行,並且熄弧時間最短時,短路渡頻率最高,在這種情況下,飛濺小,焊道成型好,焊接程穩
  11. The content of mineral nitrogen content ( nh4 + - n + no3 - n ) decreased during the incubation period after applying nh4 + - n fertilizer and urea. it maybe relates to the nh4 + - n fixation, volatilization, and its nitrification. ( 4 ) fertigation by drip irrigation increased the n uptake and accumulation of dry matter of summer maize, and improved the activity of crop photosynthesis

    灌施用硝態氮肥相比,施用銨態氮肥和尿素后在培養期間土壤礦質態氮( n03一n + nh獷一n )的含有降低的趨勢,降低的原因可能與nh4 +一n在土壤中的固、揮發及硝化等程有關。
  12. Abstract : a continuity wave model is put forward for the dispersion processof liquid - liquid two - phase system, by coupling mass and momentum conservation equations of two - fluid model. the conditions that result in a dispersion choke and the weak instability of a dispersion process are derived from the model. the phenomena of catastrophic inversion and transitional inversion are explained. the effect of drop size distribution on the maximum volume concentration of a emulsion is predicted using the model. according to the theory herein, emulsion inversion is the regime transition of liquid - liquid system due to the instablity of a dispersion process. the effect of drop size distribution on the maximum volume concentration of a liquid - liquid emulsion only occurs in a certain range of weber numbers

    文摘:以雙流體模型為基礎,通守恆方程和動守恆方程的耦合,提出了液-液兩相系中彌散傳質的連續波模型.由該模型得到彌散傳質程阻塞和彌散傳質程弱不穩性產生的條件,計算了液尺寸及其分佈對乳化液極大堆砌分數的影響,解釋了劇變型乳化逆變和漸變型乳化逆變現象.研究結果表明,乳化逆變是由於彌散傳質程的不穩性而引起的懸浮體型態的改變,隨液尺寸多分散性的增大,極大堆砌分數增大;隨液平均尺寸的增大,多分散性對極大堆砌分數的影響減弱;當韋伯數足夠大時,液尺寸及其分佈對乳化液極大堆砌分數無影響
  13. Standard test method for semi - quantitative field test method for base number in new and used lubricants by color - indicator titration

    利用顯色指示劑法測試新的和已用的潤滑劑堿值的半現場試驗法的標準試驗方法
  14. The main problems existed in the measured buildings conclude : low energy efficiency plants, low eer when the cooling load decreased during the night period in hotels, bad management, dissatisfied indoor air quality, low efficient water system and so on. if we can avoid these problems, a lot of energy can be saved

    重慶市公共建築主要存在的問題有:設備效率達不到額值,冷水機組冷配備大,酒店在夜間低負荷運行時空調系統能效比( eer )很低,室內環境很不令人滿意,水系統輸送效率低下,跑冒漏現象嚴重,運行管理混亂等。
  15. Butadiene for industrial use - determination of peroxides - titrimetric method

    工業用丁二烯中氧化物含的測
  16. Styrene for industrial use - determination of content of peroxides - titrimetric method

    工業用苯乙烯中氧化物含的測
  17. Thermotitration is an ideal technique for process and quality control in industry

    是工業生產程和質控制方面的一項理想的技術。
  18. Hydrogen peroxide for industrial use. determination of hydrogen peroxide content. titrimetric method

    工業用氧化氫.氧化氫含的測.
  19. On the basis of consulting a large number of literatures domestic and aboard, the present situation and latest development of hydrodynamic characteristics of overland flow and slope erosion dynamic process were reviewed. aiming at revealing the effect of rainfall splash intensity on hydrodynamic features of sheet flow and slope erosion, with a combination of runoff experiment and simulated rainfall experiment with a fixed intensity, applying hydrodynamic and erosive theory, the effect of rainfall on overland flow velocity and the influence of rainfall splash intensity on hydrodynamic features ( such as velocity, flow depth, flow patterns, resistance ) of sheet flow on slope and the influence of rainfall splash intensity on the overland flow sediment contain was researched

    本文在查閱了大國內外文獻資料,全面了解了坡面流水動力學特性及坡面侵蝕動力程等方面的研究現狀及最新進展的基礎上,以揭示雨打擊動能對坡面薄層水流水動力學特性及坡面侵蝕的影響為目標,採用水槽放水試驗和雨強模擬試驗相結合的方法,運用水動力學與侵蝕理論,研究了降雨對坡面薄層水流流速的影響,雨打擊強度對坡面薄層水流流速、水深、流態、阻力等水動力學參數的影響,雨擊濺作用對坡面流泥沙含的影響。
  20. Method for chemical analysis of constantan resistance alloy the ammonium persulfate oxidation - ammonium ferrous sulfate titrimetric method for the determination of manganese content

    康銅電阻合金化學分析方法硫酸銨氧化-硫酸亞鐵銨法測
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