中子通量水平 的英文怎麼說
中文拼音 [zhōngzitōngliángshuǐpíng]
中子通量水平
英文
neutron flux level- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 通 : 通量詞(用於動作)
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 平 : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
- 通量 : [物理學] flux; shower
- 水平 : 1. (跟水面平行的) horizontal;level2. (達到的高度) standard; level
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The results showed that the mean proportion of polymorphic loci ( ppb ) of anabasis aphylla, which comprised 3 subpopulations ( 58 individuals sampled ), generated by 16 primers was 94. 56 %, the value of ppb of ceratocarpus arenarius, which had 4 subpopulations ( 80 individuals sampled ), using 16 primers was 98. 00 %. the paper had proved that the higher genetic diversity and the genetic differentiation existed in the populations of boih anabasis aphylla and ceratocarpus arenarius, while the latter had much more genetic diversity than the former. moreover, the study discussed the shannon information index and nei ' s gene diversity index of the two species natural populations, which indicated that there were more genetic variations within the subpopu
另外,通過rapd資料的聚類分析及相關性分析研究,發現無葉假木賊和角果藜自然種群的遺傳結構與綠洲沙漠過渡帶的微生境生態因子(主要是土壤因子)相關,其中無葉假木賊亞種群遺傳多樣性水平不僅與土壤含水量( w ) 、鉀鈉離子濃度( k + na )和氯離子濃度( cl )呈顯著的正相關( p 0 . 05 ) ,還與土壤中有機質( som ) 、全氮( nt )和全磷( pt )含量呈顯著的負相關;同時,角果藜種群的遺傳多樣性水平與土壤中有機質( som )和全氮( nt )含量呈顯著的正相關,而與co _ 3 ~ ( 2 - )濃度呈顯著的負相關;除此之外,其它土壤生態因子與兩物種遺傳多樣性水平的相關性均不顯著(卜0 . 05 ) 。Based on the situation of demand exceeds supply in the market, the author would like to find out the constraints of the water chestnut development by use of pra ( participatory rural appraisal ) in a survey to carry out stakeholder analysis including the water chestnut farmers, government and processing companies. also, the author applied a tool of system theory to analyze the constraints of water chestnut plant production development. the results are as following : the study shows that a main factor that restricts the plant yield ( per unit yield ) and quality ( product quality ) of water chestnut is the low level of prevention and control of water chestnut culms damping - off ; a disease of the water chestnut
針對賀州市荸薺產業發展中的「銷大於產」的突出矛盾,筆者通過運用pra (參與式農村評估)方法,對荸薺種植區的農戶、政府機構、加工流通企業等進行了調查研究,並運用系統科學的方法對荸薺種植系統的不同組成因子的制約因素進行分析,得出研究結論如下:農戶對荸薺稈枯病害的綜合防治水平偏低,制約其荸薺種植的產量(單產)和質量(商品質量) 。Based on analysis of geologic foundation record about pingzhuang basin, a lot of sino - foreign geothermal geology record and investigation of field geology, measuring of ground temperature in person and geo - chemical analysis of ascension spring, gushing water of fault, the fact that the anomaly of geothermal gradient of pingzhuang basin, which is in region of low geothermal gradient, is caused by redistribution of conduction - oriented geothermal heat flow which is result from upheaval and depression of basin foundation bed is pointed out. after the field of ground temperature is simulated under the background of conduction - oriented geothermal heat flow by means of ansys, the characteristic of ground temperature distribution of top surface of basin foundation bed ( yixian team ) is revealed. the sound condition of transmissibility fault and feeding water source, which are imperative in formation of the low - medium temperature geothermal system of convective type, is possessed in pingzhuang basin
通過對平莊盆地基礎地質資料、國內外大量地熱地質資料的分析和野外地質調查、礦井實測地溫以及上升泉、斷層涌水的地球化學分析等工作基礎上,指出地處低地溫梯度背景區的平莊盆地地溫梯度異常是由於盆地基底隆起和坳陷引起傳導型大地熱流再分配所致;運用州sys數值模擬了大地熱流向地表傳導背景下的盆地地溫場,從而揭示了盆地基底(義縣組)頂界面地溫分佈特徵;闡明了盆地具有形成中低溫對流型地熱系統所必需的導水斷裂、補給水源等的良好條件,中低溫對流型地熱系統是地熱勘查的主要對象;圈定了平莊盆地北部朝陽溝?駱駝營子地熱勘查遠景區。The extracted marrows ganoderma lucidum and semen zizyphi spinosae contained in threesss can regulate secretion of hydrocortisone in human body and reduce excitation of human body during nighttime ; in addition, ganoderma - lucidum spores and semen zizyphi jointly stimulate secretion of sleeping - inducting peptide in body. improve rate of " high efficient sleeping quality and immunity. recover and strengthen mental strength, mental strength and vigor. through sleeping. the psychlogy and physiology return to the youth level
「索萊爾」多元明膠囊中所含的靈芝和酸棗仁提取精華,能調節人體內皮質醇的分泌,降低人體在夜間的興奮度;此外靈芝孢子粉和酸棗仁共同作用,能夠在體內刺激「睡眠肽」和格里酶「的分泌,有效促進「高能睡眠」率,延長「高能睡眠」時間,從而達到全面改善睡眠質量,提高免疫力,使體力、腦力、精力得到迅速恢復和加強,通過睡眠將生理及心理狀態調整到青春期水平。Poiycyclic aromatic hydrocarbons ( pah ) are priority trace organic pollutants in the clrtap ( convention on long - range transboundary air poliution ) pops ( persistent organic poilutants ) protocol. both laboratory experiments and fie1d surveys unequivocally demonstrated that pah adversely affect estuarine and marine organisms. pah are implicated in the development of iesions and tumors in fish, they produce biochemical disruptions and cell damage that iead to mutations, developmental malformations and cancel although many marine organisms do not exhibit acute responses to pah " exposure, but suffer sublethal effects
本論文以湄洲灣海域和廈門西海域養殖區為研究區域,採用現代分析技術,從分子水平上系統研究了多環芳烴( pah )在海水、沉積物、養殖魚類中的含量分佈:通過現場實驗,實驗室暫養、投毒和恢復實驗系統測定了養殖魚類的肝臟、膽汁、鰓、全血等不同器官、組織的生化指標及養殖魚類肝臟、膽汁的化學指標,探討了這些指標對水環境多環芳烴污染的生物指示作用。Cosmic ray test was carried out to choose and optimize working parameters of full - length prototype and its data acquisition system, verify the electronics system about dynamic range, drift time measurement search window, charge measurement integral width, work stability and electronics grounding and noise. in experiment, acquired abundant experience with the solution of actual problem and verified their reliability of physical design. this lays the foundations for the successful construction of the besiii drift chamber and electrical system
測試過程中我們調整了電子學的動態范圍、漂移時間和電荷測量參數驗證了電子學系統工作的穩定性、抗干擾能力及噪聲水平等並成功解決了實驗過程中遇到了問題。通過長時間的取數進一步檢驗了全長模型和電子學系統工作穩定性,驗證了全長模型及其數據獲取系統物理設計的可靠性,為漂移室和電子學系統的成功研製奠定了基礎。A large planar microphone array, which consists of 111 microphones, was successfully applied to obtain a two - dimensional mapping of the sound sources on a landing aircraft. the focus of study in this paper is on the landing gear noise source. the spectra, directivities and sound pressure levels of flap side - edge noise of 7 narrow - board commercial aircraft and 7 wide - board commercial aircraft are presented. it is found that the landing gear noise spectrum is broadband with some single tones in some cases. the directivity of the total sound pressure level of a landing gear noise resembles that of a horizontal dipole. the level differences between the various aircraft landing gears are larger than those expected from the airspeed differences. it is thus expected that the louder noise emission of the landing gears can be reduced by redesigning
應用由111個傳聲器組成的平面傳聲器陣列對當前流行的民用客機進場著陸過程中的機體噪聲源進行了實驗測量,本文對七架窄體客機和七架寬體客機的起落架噪聲進行了分析,得到了起落架噪聲的頻譜特性、指向特性和聲級變化.研究發現,起落架噪聲的頻譜是由寬頻隨機噪聲與一些較為明顯的單音噪聲源組成,起落架噪聲的指向性類似於一個水平放置的偶極子.不同飛機起落架噪聲的聲級相差較大,這說明可以通過重新結構設計降低起落架噪聲。The high precision time - interval measuring instrument ( hptimi ) is manufactured for the rigorous requirement such as high precision, high stability and multi - channels in detonation experiment and particle acceleration experiment
高解析度時間間隔測量儀正是應爆轟物理實驗中高可靠性、高精度和多通道等測量要求而研製的,其使用有助於使爆轟與粒子加速等物理實驗的電子測量技術達到一個新的水平。Secondly, many crop water parameters, including eta, wue and water sensitive parameters etc., were studied through onsite experiment, typical household survey and other methods. by analyzing crop water usage characteristics, we concluded : 1. about eta : the amout of pear water consumption was highest ( 750. 2mm ), however, the watermelon planted in greenhouse consumed only 266. 5mm ; 2
通過對大田作物需水量與自然降水量的平衡分析,可以將順義區主要大田作物分為三類: 1 )灌溉需求量較大的作物,包括水稻、冬小麥、苜蓿、棉花; 2 )灌溉需求量較小的作物,包括夏播作物(夏玉米、夏花生、夏大豆)和耐旱、避旱作物(高梁、穀子) ; 3 )中間型作物,包括大部分春播作物(春玉米、春花生、春大豆等) 。The main issues of the research are put as following : firstly, with the international comparing of market sharing rate and trading competitive index, it was revealed that wheat in china has inferior international competitiveness with a bit rising during current years, however, which is still behind that of the main wheat export countries. secondly, after the international comparing of the main factors that affect the international competitiveness of wheat, it was discovered that chinese wheat has the obvious cost advantage on unit product, while because of the high circulation fee, it results in inferior advantage on the price ; low and unstable quality is another factor which leads to inferior wheat competitiveness ; the input of fertilizer and labor makes little impact on the productivity of chinese wheat, while the input of seeds, irrigation and machine makes a strong impact, so it should be more invested in seeds, irrigation and machine to reduce wheat ' s unit cost. the assistant industries of the wheat, such as breed, production materials and processing industries, have inferior international competitiveness and lagged development
其次,通過對影響小麥國際競爭力的主要因素的國際比較發現:中國小麥單位產品生產成本具有明顯優勢,但由於較高的流通費用,導致在價格上不具有優勢;小麥質量較差、品質不穩定是導致中國小麥國際競爭力較低的主要因素;生產要素中化肥和勞動力投入對中國小麥生產力水平的影響程度較小,而種子、灌溉和機械投入對小麥生產力水平的的影響程度較大,因此小麥生產投入要以增加種子、灌溉和機械的投入為主,代替大量的化肥和勞動力投入,進一步降低小麥單位產品成本,增強中國小麥國際競爭力;中國小麥的上下游輔助產業(包括品種資源、生產資料和加工業)的國際競爭力較弱,發展較為滯后;中國小麥生產者的組織化程度較低嚴重製約了中國小麥質量的提高、流通費用的降低和加工業的發展;小麥生產經營活動本身的特點決定了在充分發揮市場機製作用的基礎上,必須通過政府的宏觀調控來克服其市場機制的失靈,保障市場機制有效運行,但通過國際比較研究發現:中國政府在生產者支持、市場體系建設和國際貿易政策上對小麥的支持水平較低,與提高中國小麥國際競爭力的要求有較大差距,尤其是較低的生產者支持水平和市場體系建設程度制約了中國小麥國際競爭力的提高。Not only will you be able to improve your surroundings toattractromance, but you can increase your personal energy thatwill makeyou feel more energized ( 7 ) and attractive, according tofeng shuiconsultant ( 8 ) sugitas e - book the feng shuiequation
風水先生蘇吉塔在電子圖書《風水平衡》中說: 「不僅可以通過改善環境來獲得艷遇,還可以通過提高自身的能量使自己感到有活力、有魅力。 」The approaches establish a relationship between monthly precipitation abnormality and monthly circulation, soil moisture and temperature on the shallow and deep layers. the relationship is the precipitation diagnostic equation and its coefficients and dimensions are determined by using the observed data of huai river basin. then we select the main soil moisture and temperature attributing factors by the dimensional analysis to establish a forecasting equation of summer precipitation over huai river basin with the statistic approach
通過將大氣中的熱量、水汽收支方程與一個簡化的兩層土壤溫度、濕度方程相結合,並依據月尺度大氣環流的演變特徵,推導出月降水距平與500hp月平均高度距平場、土壤深淺兩層溫、濕度的關系;利用臺站觀測資料,使用統計反演方法確定方程中各項的系數和量級,從而找出影響降水的主要土壤溫、濕因子;利用統計方法建立這些因子與淮河流域夏季降水異常之間的簡單線性預報方程,並對1992 - 2000年淮河流域夏季降水趨勢進行回報。Abstract : a large planar microphone array, which consists of 111 microphones, was successfully applied to obtain a two - dimensional mapping of the sound sources on a landing aircraft. the focus of study in this paper is on the landing gear noise source. the spectra, directivities and sound pressure levels of flap side - edge noise of 7 narrow - board commercial aircraft and 7 wide - board commercial aircraft are presented. it is found that the landing gear noise spectrum is broadband with some single tones in some cases. the directivity of the total sound pressure level of a landing gear noise resembles that of a horizontal dipole. the level differences between the various aircraft landing gears are larger than those expected from the airspeed differences. it is thus expected that the louder noise emission of the landing gears can be reduced by redesigning
文摘:應用由111個傳聲器組成的平面傳聲器陣列對當前流行的民用客機進場著陸過程中的機體噪聲源進行了實驗測量,本文對七架窄體客機和七架寬體客機的起落架噪聲進行了分析,得到了起落架噪聲的頻譜特性、指向特性和聲級變化.研究發現,起落架噪聲的頻譜是由寬頻隨機噪聲與一些較為明顯的單音噪聲源組成,起落架噪聲的指向性類似於一個水平放置的偶極子.不同飛機起落架噪聲的聲級相差較大,這說明可以通過重新結構設計降低起落架噪聲。The results showed that the addition of sio2 resulted in acute enhancement of pure water flux combined with unchanged rejection properties, and the improving factor of pes membrane flux was above 4
Sio _ 2的加入,使pu和pes平板膜的水通量大幅度提高,而截留率相對保持穩定,其中pes平板膜的水通量改善因子超過4 。In the light of present hotel e - commerce construction status and the macro - environment of china, chapter five proposes a stage - by - stage hotel e - commerce development strategy, after the comparison of the three entry approaches to the hotel e - commerce, it points out that hotels of china should make use of the good opportunity of the national golden tour project, join the tour hotel net positively and build up their own e - commerce. this will not only improve the inside flow and management of hotels, improve the service quality and working efficiency, but also can realize a global marketing and online reservation through the destination marketing system. it will enhance the whole competition level of the chinese hotel industry
第一章導論介紹了本文的研究意義、研究視角和方法;第二章介紹了本文所研究的飯店電子商務的概念與內涵,並對國內外飯店電子商務的發展現狀進行了對比,對制約我國飯店電子商務發展的原因進行了總結;第三章從經濟學的角度,對電子商務的應用價值進行了理論上的提煉;第四章開始將電子商務引入飯店,首先分析了電子商務在飯店企業中的適用性,然後介紹了飯店中電子商務的技術構建,再從管理學角度對飯店應用電子商務所帶來的商業模式變革及其價值進行了詳細闡述;第五章針對目前我國飯店電子商務的建設現狀和宏觀環境,提出了分階段發展飯內容提要店電子商務的戰略,並對三種飯店電子商務介入途徑進行了對比,指出應該借國家金旅工程建設的良好契機,積極加入旅遊飯店網,藉助現有的電子商務平臺,建設飯店電子商務,不但可以改善飯店企業內部流程與經營管理,提高服務質量與工作效率,還可以通過目的地營銷系統,實現全球營銷與在線預訂,增強中國飯店業的整體競爭水平。Through to 2005 the zhenjiang 20 - 59 year - old 1, 863 adults bodies shape, the function and the quality physique determination result analysis, as swell a with the jiangsu province target contra research, finally indicated that, zhenjiang adult physique physique condition slightly good yu quansheng, but does not have the remarkable difference ; the bodily shape various targets besides the female height and the entire province quite, other remarkably am lower than the entire province avenge value ; the bodily function heart and lungs function man vital capacity target and the entire province quite outside, the female remarkably is lower than the entire province, the cardiovascular function man and women is higher than the entire province average level ; in the physical quality balances the ability man remarkably to be higher than the entire province, the man and women carries the strength, the female sit - ups, the female closes one ' s eyes shan zuli the entire province quite, other each target remarkably is lower than the entire province average level
摘要通過對2005年鎮江市20 - 59歲的1863名成年人身體形態、機能和素質體質測定結果的分析,並與江蘇省指標對比研究,結果表明:鎮江市成年人體質狀況略好於全省,但無顯著差異;身體形態各指標除女子身高與全省相當外,其餘均顯著低於全省均值;身體機能心肺功能男子肺活量指標與全省相當外,女子顯著低於全省,心血管機能男女均高於全省平均水平;身體素質中平衡能力男子顯著高於全省,男女背力、女子仰臥起坐、女子閉眼單足立全省相當,其他各項指標均顯著低於全省平均水平。The sustainable utilization evaluation of regional mineral resources this text regards laiwu ( in the middle of the shandong province, the east hillfoot of mount tai ) as a district of studying, so do maplnfo as workbench. by the present situation analysis of mineral resources, 19 indexes are chosen to form the evaluation system of the mineral resources sustainable development, they are fund tax rate, worker per capita incomes, rehabilitation rate, sloping rate, the ratios between reserves and extraction, tailing utilization ratios, atmosphere quality, water quality, economic - societies coordinate coefficient, etc. according to the experts, the quantitative indexes are quantified
2 、區域礦產資源可持續利用評價本文以萊蕪市(位於山東省中部,泰山東麓)為研究區,以mapinfo為工作平臺,通過對礦區礦產資源開發現狀分析,決定選擇資金利稅率、職工人均收入、塌陷土地復墾率、采區回採率、儲采比、尾礦利用率、大氣環境質量、水環境質量、經濟社會協調系數等19個因子,組成礦區可持續發展評價的評價因子,根據專家賦分值將定量因子進行量化,用模糊數學的方法對數據進行處理,使它們具有可比性。This paper presents a method of test, estimation and predication of some state parameters of the power unit in power and electric equipment, these parameters can be temperature, voltage, current and so on ; when attaining the values of these parameters at the next state, whether the power unit will go into the malfunction or not can be knew, according to the result, some measures can be made ; by controlling the values of correlative parameters, the unit could be maintained in its optimal running status ; so the damage to the power unit can be prevented, the running quality of the driving system can be guarantied, and the optimized control level of the system can be improved
本論文提出了一種利用預測估計的方法,對電力電子設備中的功率器件的某些主要狀態參量(如:溫度、電壓和電流)進行測試、估計並預測,從而得出未來的運行狀態;然後據此判斷該功率器件是否已進入故障范圍,以便提前採取措施,通過對相關參數的調整來保證功率器件始終工作在最佳狀態;這樣,既避免了功率器件損壞的發生,又避免了驅動系統故障狀態的出現,明顯地提高了系統優化控制的水平。Upon using an artificial neural network ( ann ) a new short - term climate forecast model with the monthly mean rainfall in june in the north of guangxi as predictand is established making empirical orthogonal functions ( eof ) to the 36 predictors ( 15 ssa predictors, 21 500hpa height predictors ) with over 0. 05 significant correlation level of previous 500hpa height and sea surface temperature ( sst ) field, and selecting the high relative principal components, at the same time, a new approach of constructing ann learning matrix is developed. predictive capability between the new model ( principal components ann model ) and linear regression model for the same predictors is discussed based on the independent samples and historical samples
本文通過對廣西北部6月平均降水量(預報量)同北半球月平均500hpa高度場和北太平洋月平均海溫場進行相關普查,選取了前期36個同預報量相關顯著水平達到0 . 05以上的預報因子( 15個海溫場預報因子, 21個高度場預報因子) ,並運用自然正交函數展開方法對這36個前期預報因子展開,取其中同預報量相關程度高的主成分,結合人工神經網路技術,提出了一種新的構造人工神經網路學習矩陣的方法,建立了一種新的短期氣候預測模型。Standard test method for logging in situ moisture content and density of soil and rock by the nuclear method in horizontal, slanted, and vertical access tubes
在水平傾斜和垂直通道管中用原子核法對滲出土壤和巖石的潮氣含量和密度測定的標準試驗方法分享友人