hydrogen efficiency 中文意思是什麼
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The experimental results showed that in the condition of this experiment four algaecides all had strong removing rate on algae, and their removing rate increased with dose increasing, and decreased with algae density increasing. according to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite. in the condition of this experiment, the suitable dose of potassium permanganate was 0. 8mg / l, the algal removing rate was beyond 90 % and the cost of this algaecide was only 0. 0068 / m3. the efficiency of algae removal by four algaecides for huanghe river water was studied. the results showed that the majority of huanghe river water was bacillaroiphyta, and the dominant genera was melosira, which reached 78 % ~ 94 %
結果表明，在實驗條件下，四種殺藻劑均具有一定的殺藻效果，藻類去除率均隨藥劑投量的增加而提高；原水藻類數量影響殺藻劑殺藻效果，四種殺藻劑的藻類去除率均隨原水藻類數量的增加而降低；通過殺藻效果、經濟性以及安全性等方面的綜合比較，對于以有毒藍藻為優勢藻屬的引灤水，四種殺藻劑的優劣程度從優到劣排序為：高錳酸鉀硫酸銅過氧化氫次氯酸鈉；在實驗條件下，高錳酸鉀適宜投加量為0 . 8mg l ，藻類去除率高於90 ，所需的藥劑費用僅為0 . 0068元m ~ 3 。 -
Abstract : as a hydrogen abstracting photoinitiator, sulfo - benzophenonehas low volatility, high sensitivity and broad photoresponse range. the binary photoinitiating system composed of sulfo - benzophenone and tertiary amine has even higher photoinitiating efficiency. three sulfo - benzophenone compounds and a new aliphatic tertiary amine were synthesized. the photographic sensitivities of binary photoinitiating systems composed ofsulfo - benzophenone and tertiary amine synthesized were measured
文摘:合成了3種含硫二苯甲酮化合物及一種新型脂肪族三級胺光促進劑，並對其組成的二元光引發體系的引發性能進行了研究，測定了其最低固化光量。 -
At the same time, we further study the affection of the coagulant aids active silica acid and oxidizing agent hydrogen peroxide upon the efficiency of coagulation. results show that the suitable preoxidation and adding coagulant aids can enhance the coagulation effect. the best dose are : [ fe3 + + al3 + ] / [ sio2 ] = l / 2 for active silica acid and 4mg / l for the oxidizing agent,
同時，對助凝劑活化硅酸和氧化劑雙氧水對混凝效果的影響作了進一步的研究，發現經適當預氧化和添加助凝劑可強化混凝效果，適宜劑量分別為：活化硅酸的最佳添加比例為[ fe ~ （ 3 + ） + al ~ （ 3 + ） ] [ sio _ 2 ] = 1 2 ，氧化劑雙氧水最佳劑量為4mg l 。 -
Influence of hydrogen - air ratio on combustion efficiency for microcombustor
過量空氣系數對微細腔內氫氣預混燃燒效率的影響 -
Preparing anti - reflective coating and hydrogen passivation are two key procedures in the process of high efficiency crystalline silicon solar cells
減反射膜的制備和氫鈍化是制備高效率的晶體硅太陽電池的非常重要工序之一。 -
The convective term is solved by ausm + ( a sequel to ausm which means " the advection upstream splitting method " ). the 7 species 8 steps model and 7 species 7 steps model of hydrogen / air is used in the hydrogen reacting flowfield, the 9 species 5 steps model of methane, the 10 species 10 steps model of ethane and the 10 species 13 steps model of kerosene are used in the hydrocarbon reacting flowfield, the results of the distributions of velocity, mach number, pressure, static temperature, total temperature, species mass fraction and the combustion efficiency are gained, and the numerical results of the pressure of hydrogen and methane are compared with those of the experiment
計算中通量項採用ausm +通量分裂格式，氫反應流場採用氫/空氣的七組元八方程模型和七組元七方程模型，碳氫反應流場採用甲烷的九組元五方程模型、乙烯的十組元十方程模型和煤油的十組元十三方程模型，得出了超燃發動機燃燒室流場的速度、馬赫數、壓力、靜溫、總溫和組元質量分數分佈及燃燒效率等性能參數，其中氫和甲烷的計算壓力分佈與實驗結果進行了比較。 -
Moreover, it has been pointed out that the hydrogen engine used in ? cylinder injection with high pressure can increase volumetric efficiency and compression ratio, - therefore, the performance indexes in this engine, such as output power, thermal efficiency, range of thickness of mixture with normal operation and nox emission, can be improved, and it is possible for the engine to realize rapid combustion of thin mixture, so abnormal combustion, such as backfire, pre ? ignition, can be controlled effectively
指出了採用內部混合氣形成方式且高壓噴射的氫發動機，有利於提高充氣效率和壓縮比，從而改善發動機的動力性和經濟性；有利於擴展發動機正常工作的濃度范圍；並且有利於實現稀薄混合氣快速燃燒，從而可以有效地抑制早燃、回火及爆燃等異常燃燒和no _ x排放量。試驗指出了發動機的點火正時、噴射正時及噴氫量對發動機的性能、異常燃燒、 no _ x排放量有很大影響。 -
Seen in a broader context, even the supposed great advantages of hydrogen, such as the efficiency and cleanliness of fuel cells, are not as overwhelming as might be thought
由更廣泛的層面來看，即使如燃料電池的效率與潔凈度，氫氣所擁有的優點，也未必如想像般所向披靡。 -
Of village whether shanxi famous hot spring recuperate township, centre courtyard hot spring well surface temperature 46, includes more than ten kinds of minerals compositions such as radon, fluorine, hydrogen sulfide, silicate, it is tired to relieve, inspire enthusiasm, lubricate efficiency such as the skin, have good physiotherapy function on diabetes, hyperlipemia and many kinds of diseases
頓村又是山西著名的溫泉療養之鄉，中心院內溫泉井出水溫度46 ，含氡氟硫化氫酸鹽等十幾種礦物質成份，具有解除疲勞，振奮精神，潤滑肌膚等功效，對糖尿病高血脂多種疾病有良好的理療作用。 -
The redox of v ( ) / v ( ), v ( ) / v ( ) couple on the graphite displayed one electron quasi - reversibility. it is proved that trace in3 +, sb3 + can inhibit cathodic hydrogen evolution during the charge process by increasing the hydro - gen overvoltage in addition that sb3 + is a stabilizing / kinetic enhancing ion. during the charge / discharge process, cross - mix and self - discharge rarely happened. the maximal energy density of the lab - level vanadium battery is 21 wh / kg. the capacity efficiency of the lab - level vanadium battery is as high as 94. 7 %
釩電池充電末期，會發生水的電解反應，痕量銦離子的加入提高了析氫過電位，抑制了充電過程中負極氫氣的析出；銻離子的加入不僅可以抑制氫氣的析出，還提高了正極反應速率，增強了正極表面的穩定性。實驗中得到的最高質量比能量為21wh / kg ，充放電過程中僅有極少的交叉混合和自放電發生，自製釩電池的容量效率可高達94 . 7 % -
The results are as following : the rate of hydrogen desorption and the quantity of hydrogen absorption have relations with the activity of the surface of alloy ingots. the fresh and more active alloy ingots are more efficiency
研究發現：氫爆的速度和吸氫量與合金鑄錠表面的活性有關，表面新鮮，活性大的合金鑄錠氫爆的效果高。 -
Both hydrogen plasma and sinx thin film can effectively enhance the short circuit current density of mono and poly silicon solar cells, which cause the improvement of the absolute transfer efficiency about 0. 5 % ~ 2. 9 %. depositing sinx thin film followed by hydrogen plasma treatment will result in better passivation effect. the thickness of sinx thin film will decrease and the refractive index will increase after annealing
經過薄膜後退火處理發現，氮化硅薄膜經熱處理后厚度降低，折射率升高，但溫度達到1000oc時折射率急劇降低；沉積氨化硅薄膜后400oc退火可以促進氫擴散，提高鈍化效果；超過400oc后氫開始逸失，晶體硅材料中的少子壽命急劇下降； rtp （快速熱處理）處理所導致氫的逸失比常規退火處理顯著。 -
High efficiency iron powder low hydrogen type electrode which is suitable for welding key structure of medium and thick plate
低氫型藥皮高效鐵粉焊條，適于焊接重要的中厚板結構，可提高熔敷效率。 -
The proper temperature is felt about from the substrate of p ( 100 ) cz - si, and it is found that the solar cell conversion efficiency has been improved from 8. 85 % to 11. 45 % for the annealing process. suitable processing conditions for cells " fabrication, hydrogen passivation, sinx anti - reflection coating deposited by plasma enhanced chemical deposition ( pecvd ) are also studied
將太陽電池樣品分別用pecvd （ plasmaenhancedchemicalvapordeposition ）做減反射膜，用fg （ forminggas ）燒結，測試電池性能，發現用pecvd處理后電池效率有所提高，用fg燒結后同樣有所改善。 -
In the past, the process, which is known as electrohydrogenesis, has had poor efficiency rates and low hydrogen yields
過去，這種被稱之為「電-氫」的過程效率低，產氫氣量少。
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