溶度分析 的英文怎麼說
中文拼音 [róngdùfēnxī]
溶度分析
英文
solubility analysis-
They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面物理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。The model 625 analyser is designed to monitor the dissolved oxygen concentration in boiler feed-water and other aqueous solution.
625型分析儀用來監視鍋爐進水和其它水溶液中溶解氧的濃度。In the paper the solubilities of anthracene, phenanthrene and carbazole are studied in benzene, toluene, xylene, the heavy solvent oil, clohexane, dmf, pyridine, cyclohexanone and acetone, and qualitative analysis is done by three aspects in the process of the solute dissolved the solvent : ( l ) the molecular struture and the interspace struture ; ( 2 ) reciprocity force of the intermolecule ; ( 3 ) the cohesion energy
本文考察了蒽、菲、咔唑在苯、甲苯、二甲苯、重溶劑油、環己烷、 dmf 、吡啶、環己酮和丙酮等有機溶劑中的溶解度。並從三個方面對溶劑溶解固體定性分析: ( 1 )分子結構及空間結構, ( 2 )分子之間相互作用力, ( 3 )內聚能,得到的結果與實驗得到的數據基本一致。Formation causal analysis and foundation strength discussion on dissoluble soft intercalation in rock foundation of a project
某工程巖石地基中溶蝕軟弱夾層形成原因分析及地基強度探討The distribution and change pattern of soil co2 concentration in soil profile data are analyzed as well as its effect factors. a model for soil caco3 eluviation - illuviation is developed based on mechanism of soil chemical thermodynamic principle and applying other modeling experience for reference
本文以磚窯溝流域為例研究和分析了土壤剖面co _ 2濃度的分佈變化規律及其影響因子;對土壤碳酸鈣淋溶錠積進行了定性、定量研究。As to the separation of p - xylene / m - xylene, in order to blend polymer hydrophobe with p - cd which is preferential to adsorb p - xylene, etherified p - cd was synthesized using benzyl chloride ( phch2cl ). the influences of etherification conditions on the reaction conversion and the degree of substitution of etherified p - cd were investigated. the reaction conversion increases with the increasing of molar ratio of phcr ^ cl : p - cd and the concentration of p - cd
對于px mx體系的分離,為使對px具有優先絡合能力的一環糊精( cd )能夠與油溶性高分子共混,本文採用williamson合成法運用氯化芐( phch _ 2cl )使-環糊精( - cd )醚化,並由元素分析結果,計算出醚化產物的取代度和轉化率,系統地考察了反應條件對轉化率和取代度的影響。In this thesis, agbr hydrosol was prepared by nabr ( aqueous solution of certain concentration ) titrating agno3 ( aqueous solution of certain concentration ) and agno3 titrating nabr. the effect factors to agbr hydrosol were discussed and analysed
本文用一定濃度的agno _ 3滴定nabr ,和用一定濃度的nabr滴定agno _ 3制備了agbr水溶膠,並對制備水溶膠的各個因素進行了討論和分析。Abstract : according to the observation of the number concentration spectrum and the mass concentration of atmospheric aerosol, tsp and its particle size distribution, micrometeorology, and the solar spectroscopic radiation, even the neutron activation treatment of sand dust samples in helan mountainous area, the formation law of sandstrom, dust and sand blowing weather and the characteristics of climatic variation in this area and the influence of helan mountain are counted and analysed
文摘:利用賀蘭山地區沙塵暴歷史資料和綜合觀測資料,對大氣背景、浮塵、揚沙和沙塵暴發生期間的大氣氣溶膠數濃度譜、質量譜、大氣總懸浮顆粒( tsp )及粒徑分佈、微氣象、分光日射觀測以及沙塵樣品進行中子活化處理,分析了該地區浮塵、揚沙和沙塵暴形成規律,氣候變化特徵和賀蘭山的影響。Several analysis methods such as casting slice, scanning electron microscope, porosity and permeability data, mercury injection data and density of fissures are used to study the reservoir properties of volcanic rocks in huang - yu - re area, the east sag of liaohe basin. volcanic rocks in this area are mainly composed of basalt, diabase, tuff and trachyte. the dominating type of volcanic reservoir space includes secondary solution pores and structural fissures
通過火山巖的常規物性分析壓汞分析和裂縫密度分析,結合鑄體薄片和掃描電鏡,研究了遼河油田黃于熱地區的火山巖儲層物性特徵,認為該區火山巖儲層巖石類型主要有玄武巖輝綠巖凝灰巖和粗面巖,主要儲集空間類型為次生的構造裂縫和溶蝕孔縫。Two independent measuring principles in one instrument enable new applications in the concentration analysis and quality control of three - component solutions
由兩種獨立的測量原理集成的一臺儀器,授予一個全新的應用空間-三元溶液的濃度分析和質量管理。Utilising dissolved gases analysis, a new insulation fault diagnosis method for power transformers is proposed. this method is based on the group grey relational grade analysis method. first, according to the fault type and grey reference sequence structure, some typical fault samples are divided into several sets of grey reference sequences. these sets are structured as one grey reference sequence group. secondly, according to a new calculation method of the grey relational coefficient, the individual relational coefficient and grade are computed. then according to the given calculation method for the group grey relation grade, the group grey relational grade is computed and the group grey relational grade matrix is structured. finally, according to the relational sequence, the insulation fault is identified for power transformers. the results of a large quantity of instant analyses show that the proposed method has higher diagnosis accuracy and reliability than the three - ratio method and the traditional grey relational method. it has good classified diagnosis ability and reliability
基於變壓器油中溶解氣體分析,提出了一種基於群灰色關聯度分析的變壓器絕緣故障診斷新方法.首先根據故障類型與灰色參考序列構造,選擇變壓器典型故障樣本構造多組參考序列,這些參考序列組構成一個灰色參考序列群.其次根據給出的新的關聯系數計算方法,計算個體關聯系數和關聯度.然後根據給出的群灰色關聯度計算方法,計算群灰色關聯度和構造群灰色關聯度矩陣.最後根據關聯序識別變壓器絕緣故障診斷.通過大量變壓器絕緣故障診斷實例分析,所提方法診斷準確性與可靠性優於三比值法和傳統的灰色關聯分析方法,具有較好的分類診斷能力和可靠性Spectrophotometrical analysis of solutions ; terms, symbols, units
溶液的分光光度分析.術語符號和單位By means of sem, tem, laser scattered particle analyzer, etc., the formation mechanism of ultrafine sio2 particle was studied. it was found that at the initial stage, the sio2 particle consisted of some minicrystal, but after the initial stage the sio2 particle was formed by some soluble aggregated substance growing on the surface of the early particle
運用掃描電鏡、透射電鏡、激光粒度分析儀等檢測手段,探討了體系中超細二氧化硅顆粒的形成機理和過程,指出超細二氧化硅粒子前期是由體系中的微晶核組成,中後期則由體系中的可溶性縮合物在其表面生長而成。Instant coffee. size analysis
速溶咖啡.粒度分析Phase solubility analysis
相溶度分析Methods for analysis of acid plating copper solutions part 6 : determination of arsenic content by spectrophotometric method
酸性電鍍銅溶液分析方法第6部分:分光光度法測定砷的含量This involves the supply of gas control equipment, odour organic gases control, particulate control, monitoring measurement analytical equipment and chemicals such as activated carbon, catalysts and scrubbing solution
包括供應氣體控制設備,氣味/有機氣體控制、微粒控制、監測及量度/分析設備,以及活性碳、催化劑、洗滌溶液等化學品。This involves the supply of gas control equipment, odourorganic gases control, particulate control, monitoring & measurementanalytical equipment and chemicals such as activated carbon, catalysts and scrubbing solution
包括供應氣體控制設備,氣味有機氣體控制、微粒控制、監測及量度分析設備,以及活性碳、催化劑、洗滌溶液等化學品。Nuclear energy - chemical separation and purification of uranium and plutonium in nitric acid solutions for isotopic and dilution analysis by solvent chromatography
核能.用溶劑色譜法對同位素和稀釋度分析用的硝酸溶液中鈾和鈈的化學分離和提純After analyzing all kinds of uncertainty in determination, it was found that the uncertainty of results was mainly introduced by those of repeatability, working curve and standard solution, but other uncertainty was very trivial and can be neglected in real evaluation
通過對測定過程中的各種不確定度分析,得到了測定結果的不確定度主要由測量的重復性、工作曲線和標準溶液引入的不確定度組成,其他方面引入的不確定度較小,在實際評定中可以忽略。分享友人