high enrichment 中文意思是什麼

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 。

The quantities of organic carbon and nitrogen in the bed load were high than in the runoff plots and this had a nutrient enrichment phenomenon

4 ，在徑流流失的氮素中又以水溶態氮素為主，約占徑流流失氮素的78 87

Separation and enrichment of mercapto cotton - titration analysis of high quantitative silver

滴定法測定高含量銀

In analyzing the neutron active detection, the neutron multiplication in the nuclear warheads induced by outer neutron source with different neutron energys is studied with numeral simulation, and the feasibility of through counting neutrons to determine the presence of high enrichment uranium ( heu ) in nuclear warhead has been proved. the method of detecting the warhead which contains heu pit by counting the released neut rons whose energy is higher than that of source neutron is studied. the feasibility of this method has been studied

對幾種主動探測核彈頭方法進行的研究中，首先對不同能量各向同性外源中子照射核彈頭的中子增殖行為進行了數值模擬，檢驗了用外源中子照射核彈頭后，通過測量瞬發中子在核彈頭中的增殖量，來證明核彈頭中高濃鈾存在的可行性；研究了用能量低於1mev的外中子源照射核彈頭，用測量核彈頭中裂變產生的高於源中子能量中子數的方法探測核彈頭，通過數值模擬分析了可行性。

The formation water property adjacent to high pressure compartment not only lies on primary water, also the enrichment degree of extraneous water and hydrocarbon from beneath stratum

鄰近高壓封存箱儲層中的地層水的性質不僅取決于原生水還取決于來自深部地層的外來水以及油氣在其中的富集程度。

Molecularly imprinted polymer can be used to highly selective separation and enrichment of trace analyte in complicated biological, medicine and environmental samples because of its characteristics of high selectivity, chemical stability, easy preparation, so the application of molecular imprinting technique in sample pretreatment was especially remarkable

分子印跡聚合物具有選擇性高、穩定性好及制備簡單的特點，可用於生物、醫藥、環境樣品等復雜基體中痕量分析物的高選擇性分離與富集，因此在樣品前處理中的應用特別引人關注。

Influence of the tectonic thermal events in yanshan epoch on coalbed methane enrichment and high - productivity in xishan coal field in taiyuan

燕山期構造熱事件對太原西山煤層氣高產富集影響

The results showed that the melting ratio of silica flux decreases and the complete melting time prolongs with the size of silica flux and matte grade increasing, and the effect of the blowing air and oxygen enrichment is not remarkable in the high grade copper matte converting process

對于高品位冰銅轉爐吹煉，鼓入氣體流量和氧濃度對石英熔劑熔化率影響不顯著；熔劑粒度和冰銅品位對熔化率影響顯著，並隨著熔劑粒度和冰銅品位的增加，熔劑熔化率降低，完全熔化時間延長。

This paper presents the results of investigating the destructive and oil - displacing capacities of species w3, g12 and s11 for waxy crude oil from production well chang 74 : reduction of wax content by 7 - 11 % and of interfacial tension by 10. 7 44. 0 % ； reduction of high carbon number normal alkanes and enrichment of low carbon number ones ; production of gases ( mainly co2 and n2 ) and acids ; enhancement in oil recovery by 8. 2 10. 6 % ( in core experiments )

本文報道這幾種菌在油藏條件下的生長情況，與昌74井原油的作用及巖心驅油結果：使原油含蠟量降低7 % 11 % ，使界面張力降低10 . 7 % 44 . 0 % ，使高碳數正構烷烴含量下降，低碳數正構烷烴含量增多，產酸產氣，提高巖心採收率8 . 2 % 10 . 6 % 。

Although it primarily serves undergraduates, it also functions as an online reference for graduate students, investigators, and professionals, as well as a core text and enrichment for high schools and continuing education

盡管我們主要是為大學生服務，但是我們在網上為高中和繼續教育學校提供畢業生、調查人、教授和核心課本。

Absolute amounts of soil erosion is not large for the falling gradient in black soil region, but the nutrient is high in erosion soil, the nutrient of erosion soil and runoff is high, which leads to soil fertility degeneration, while n and p nutrient pour into water with surface runoff, it leads to water nutrient enrichment and pollution, and becomes one of confined factors of water nutrient enrichment

吉林農業大學碩士學位論文黑土地表徑流氮磷養分特徵及其與肥力退化的關系由於黑土耕作區坡度平緩，土壤侵蝕的絕對量並不很大，但由於土壤中攜帶的養分高，養分流失的較多，流失的養分將引起肥力的退化，而且氮磷等養分隨地表徑流流出匯入各種水體，引起水體富營養化和污染，成為水體富營養化的限制因子。

In china, most of carbonate source rocks are low organic enrichment and high - maturity, over - maturity, therefore, neither does the existing assessment method of argillaceous gas source rocks in china fit for the evaluation of this sort of source rocks, nor can copy the foreign evaluation of lower maturity carbonate gas source rocks. the value of carbonate gas source rocks is an important thing that determines the investment and oriention of exploration

我國碳酸鹽巖普遍有機質豐度低且以高過成熟為主，對其氣源巖的評價不僅不適宜直接採用國內已有泥質氣源巖的評價方法，也不能照搬國外較低成熟度碳酸鹽巖氣源巖的評價方法，然而，對氣源巖的評價事關我國對天然氣的勘探方向和投資力度，因而具有極其重要的現實意義。

For the cdznte spectrum with worse resolution, the analysis results show that the method can distinguish high - enriched uranium and low - enriched uranium, and work out the enrichment data in low precision

對能量解析度較差的cdznte能譜而言，該方法能夠較好地區分高濃鈾和低濃鈾樣品，並在較低的精確度下給出了鈾富集度的數據。

In this paper introduced the study of fuzzy controller which was used for co2 supplying control from co2 source - high - pressure steel tin to culture box, studied the control of relative humidity and co2 concentration in the culture box and effects of co2 enrichment ( enrichment concentration was 900 - 1100mol mol - 1 ) on the growth of chrysanthemum plantlet and tried to clean the air in the culture box by cycling the results indicated that this environment control system operates normally and reliably. it can keep the co2 concentration and relative humidity in setting scope ; it is good to the growth of the culture plantlets to clean the air in culture box by cycling ; co2 enrichment can promote the growth and photosynthetic and can increase the percentage of shooting the number of new leaves of the chrysanthemum plantlet cultured under co2 - enriched condition is 1. 85 times of the plantlet cultured under co2 - nonenriched condition ; the number of the roots of the chrysanthemum plantlet cultured under co2 - enriched condition 5. 67 times greater compared with the plantlet cultured under co2 nonenriched condition

結果表明：所研製的無糖組培微環境co _ 2增施監控系統工作正常、穩定、可靠，能有效地將組培箱內的co _ 2濃度及其相對濕度控制在設定范圍內；用箱外循環法對箱內氣體凈化處理后，改善了組培箱內的氣體環境，有利於組培苗的生長發育； co _ 2富集環境中，組培苗生長健壯、發育良好，生根率顯著提高，根系發達。本實驗條件下，處理組菊花組培苗的新增葉片數是對照組的1 . 85倍；處理組的根總長是對照組的10 . 6倍；處理組根數是對照組的6 . 67倍。

Chemolithoautotrophic nitrifying bacteria have many unfavorable physiological characteristics, namely, slow growth, small biomass and susceptible to environmental factors. to remove high ammonia - nitrogen concentration in wastewater from refineries, we directly enriched nitrifying bacteria of activated sludge via optimizing enrichment conditions ( temperature > phu nh4 + - n concentration ). the results showed that the number of nitrifying bacteria after 6 weeks enrichment increased 32. 8 times and nitrification rate improved 2. 76 times than that before enrichment

實驗結果表明，在ph7 . 7 8 . 5 、 28 ， 150rpm振蕩暗培養的條件下，通過不斷添加富集培養基，經過6周的培養后，可以使硝化細菌的數量增加32 . 8倍，硝化速率提高2 . 76倍，達到了富集的目的。

Determination of trace non - rare earth impurities in high - purity eu2 o3 by icp - aes after enrichment by partial dissolution of gallium

電感耦合等離子體發射光譜法測定高純氧化銪中非稀土雜質

The study shows that the under the abnormal high pressure zone which can be as a good sealing or cap rock is favorable for hydrocarbon enrichment and for exploration and development in the northern margin of qaidam basin

研究柴北緣地區異常高壓的特徵、成因以及對油氣的封閉作用，對該區油氣勘探與開發具有重要的意義。

Finally, this paper analyzed reservoir characteristic of turbidite lithologic reservoir and the control iactors of oil and gas enrichment and high production and figure out that the major factors of influence and control reservoir are pressure, temperature, microfacies types, sand thickness, the action of fault, and the non - uniform feature of reserve by anatomizing typical reservoir

最後，對濁積巖的儲層敏感性反應和濁積巖巖性油藏的成藏特點及其富集高產的控制因素進行了討論，認為砂體所處的壓力和溫度條件、沉積微相類型、砂層厚度、斷層的活動及儲層的非均質性等是其主要影響和控制因素。

Now, people have acquainted with many important aspects about cd pollution such as source, enrichment and harm etc, and put forward some controlling measures based on the laws of cd ' s transfer and transformation in soil - plant system. but most of these controlling measures cannot be applied widely because of high cost or long - time spending, and the relatively economic and effective method to handle with the severe cd pollution problem is still agricultural measure which use chemical inhibitor there have been many studies on inhibitor selection and many effective inhibitors have been obtained

盡管對環境鎘污染的來源、水平、危害有了較全面的認識，並依據對土壤-植物系統中鎘遷移轉化規律的認識提出了許多防治措施，但這些措施或者因為治理成本過高，或者因為所需時間太長而難以被廣泛應用，應對目前嚴峻的鎘污染問題的經濟有效的手段仍主要依靠以施用化學改良劑為主的農藝措施。

Determination of polycylic aromatic hydrocarbons by on - line enrichment and high performance liquid chromatography

在線富集高效液相色譜法測定飲用水中的多環芳烴