中子總量 的英文怎麼說
中文拼音 [zhōngzizǒngliáng]
中子總量
英文
neutron inventory-
On the lower shelf five vertical breakfast plates, six horizontal breakfast saucers on which rested inverted breakfast cups, a moustachecup, uninverted, and saucer of crown derby, four white goldrimmed eggcups, and open shammy purse displaying coins, mostly copper, and a phial of aromatic violet comfits. on the middle shelf a chipped eggcup containing pepper, a drum of table salt, four conglomerated black olives in oleaginous paper, an empty pot of plumtree s potted meat, an oval wicker basket bedded with fibre and containing one jersey pear, a halfempty bottle of william gilbey and co s white invalid port, half disrobed of its swathe of coralpink tissue paper, a packet of epps s soluble cocoa, five ounces of anne lynch s choice tea at 2 - per lb. in a crinkled leadpaper bag, a cylindrical canister containing the best crystallised lump sugar, two onions, one the larger, spanish, entire, the other, smaller, irish, bisected with augmented surface and more redolent, a jar of irish model dairy s cream, a jug of brown crockery containing a noggin and a quarter of soured adulterated milk, converted by heat into water, acidulous serum and semisolidified curds, which added to the quantity subtracted for mr bloom s and mrs fleming s breakfasts made one imperial pint, the total quantity originally delivered, two cloves, a halfpenny and a small dish containing a slice of fresh ribsteak
中層放著一隻盛了胡椒粉的有缺口的蛋杯,飯桌上還擺著那種鼓狀食鹽瓶,用油紙包著的四顆粘成一團的黑色橄欖,一聽李樹商標肉罐頭36的空罐兒,墊著纖絲的橢圓形柳條筐里是一隻澤西37梨,喝剩下的半瓶威廉吉爾比公司38釀造的藥用白葡萄酒裹在瓶子上的粉珊瑚色薄繪紙已剝掉了一半,一包埃普斯公司製造的速溶可可一隻縐錫紙袋裡裝著安妮林奇公司39出品的五英兩特級茶葉,每磅二先令一隻圓筒形罐子,盛著優質結晶角沙糖兩顆蔥頭,較大的那顆西班牙種的是完整的,較小的那顆愛爾蘭種的已經切成兩瓣兒,面積擴大了,氣味也更沖鼻了一罐愛爾蘭模範奶場的乳酪,一隻褐色陶罐,盛著四分之一品脫零四分之一兌了水並變酸了的牛奶由於炎熱,它已化為水酸性乳漿與半固體凝乳,再加上布盧姆先生和弗萊明大媽40作為早餐消費掉的部分,就足夠一英品脫了,相當于原先送來的總量兩朵丁香花蕾,一枚半便士硬幣和盛有一片新鮮排骨肉的一個小碟子。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 species and clonal composition of an orchard will, therefore, influence the amount of selfed seed in the total seed yield.
因此,種子園的樹種和無性系組成,會影響種子總產量中自交種子所佔的數量。The total shielding effects of the materials with certain thickness for fission neutron and - ray are all much better than iron, and the equivalent masses are lower than iron at same shielding effect
結果表明:在達到一定厚度后,這些材料對裂變中子、的總屏蔽效果均超過鐵,且相同屏蔽效果下的鐵質量當量顯著下降。Binding energy per nucleon as a function of mass number total number of protons and neutrons
原子核的比結合能與質量數質子和中子總數的關系圖Where a is the mass number equal to the numbers of protons plus the number of neutrons in the nucleus, z is the atomic number equal to the number of protons in the nucleus, x is the chemical symbol of the atom
表示, a是質量數,是原子核內的質子及中子數目總和。 z是原子序數,等於質子的數目。 x是原子的化學符號。In other words, the same amount of energy will be given off when stand - alone nucleons come together to form the nucleus. when the binding energy per nucleon is plotted against the mass number, i. e. total number of protons and neutrons in a nucleus the bottom right figure, it is found that the curve peaks around the mass number 56, i. e. the iron nucleus
如果把原子核內每顆核粒子的平均結合能又稱比結合能與質量數原子核中的質子和中子的總數繪製成圖右下圖,便可發現圖中曲線在質量數大約等於56即鐵原子核時到達最高點,即是鐵原子核的總體能量最低。In other words, the same amount of energy will be given off when stand - alone nucleons come together to form the nucleus. when the binding energy per nucleon is plotted against the mass number, i. e. total number of protons and neutrons in a nucleus ( the bottom right figure ), it is found that the curve peaks around the mass number 56, i. e. the iron nucleus
如果把原子核內每顆核粒子的平均結合能(又稱比結合能)與質量數(原子核中的質子和中子的總數)繪製成圖(右下圖) ,便可發現圖中曲線在質量數大約等於56 (即鐵原子核)時到達最高點,即是鐵原子核的總體能量最低。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。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
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。Secondly, the trends of dna and rna in the oocytes and follicle cells were displayed by histochemical method during oogenesis, which indicated that rna were synthesized at stage of the vitellogenic oocytes. but the quantity of dna was n ' t change
並根據這八個階段對卵子發生進行了組織化學的初步研究,結果表明,在卵子發生過程中,卵母細胞遺傳物質dna的總量相對保持不變,保證了遺傳信息的。Test methods for analysis of lead in pvc taken from insulation and sheath of electric and optical fibre cables - method a : total lead content determination with flame excitation atomic absorption spectrometry - method b : qualitative analysis of lead by lead sulphide staining
聚氯乙烯絕緣和護套光電纖維電纜鉛分析的試驗方法.方法a :用火焰激發原子吸收光譜測定法測定法含鉛總量測定.方法b :硫化鉛斑漬中鉛的定性分析Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,
具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對象,在闡述了曝氣過程式控制制參數選取可行性的基礎上,建立了以溶解氧濃度do和活性污泥排放量qw為控制變量,以曝氣池中有機物濃度s和微生物濃度x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代控制理論的觀點和污水處理理論,在現有關于污水處理最優控制問題研究的基礎上,建立了有約束條件多變量能耗最小數學模型,該數學模型是以有機物排放總量和狀態變量的末值條件作為約束條件,曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行轉化,並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元,應用具有控制約束的共軛梯度演算法對能耗最小這一最優控制問題進行求解,並進行模擬實驗驗證。First, this paper gives an introduction of some methods of unequal probability sampling, their estimators and variance estimators, including sampling with pps with replacement, methods of sampling without replacement suggested by brewer, durbin, sampford, des raj, murthy, rao - hartley - cochran. then, at the basis of rao and bayless ' s study, we consider that population can be splited two random subpopulations, which are respectively drawn from different infinite super - populations, and compare the stabilities of estimators of the methods that given above. we find that the minor difference between two super - populations has great effect on the efficiency of the estimators for the population with moderately large coefficient of variation ( c. v. )
本文首先從理論上介紹了若干種不等概率抽樣方法,它們的估計量、估計量的方差及其估計,其中包括有放回ppz及pps抽樣,不放回不等概率抽樣中的brewer 、 durbin 、 sampford 、 desraj , murthy 、 rao - hartley - cochran等人的方法;其次,在rao和bayless兩人就樣本單元數n = 2的情形對上述抽樣方法進行比較的基礎上,將總體隨機地分成兩個子總體,視每個子總體取自不同的線性超總體,在文中,我們利用計算機實現隨機分組,並通過畫圖比較各方法估計量的穩定性,結果表明,對變異系數c . v . ( x )較大的總體而言,兩個超總體之間的微小差異將對估計量的穩定性產生很大的影響,從而說明rao和bayless的比較結果還不夠完善。Many studies had attempted to characterize chemical weathering process by focusing on geochemisty of river particulate and sediment. the sediment geochemistry may reflect and compare with the carbonates and silicates weathering degree by introducing the chemical index of alteration ( cia ) and new sediment index of variation ( siv ) and elemental molar abundance ratio of the sediment. the one main objective of this study would provide and compare the relative weathering intensities of silicates and carbonates with the different basins
2沉積物地球化學與化學風化進程和機械剝蝕率化學風化指數與化學風化率屬于表徵化學風化作用意義不同的函數,前者為相對概念反映流域巖石在原巖基礎上己發生淋溶作用的深度,主要受到了氣候因子的深刻影響(中國流域沉積物化學風化指數由北到南呈有規則的遞增序列,氣候因子對風化進程的影響掩蓋了巖性的巨大差異) ,而化學風化率含義是指單位流域面積巖石風化淋溶產生的離子絕對總量。The calculation results show that the correlation between the multiplicity of intermediate mass fragments n ( subscript imf ) and total number of charged particles n ( subscript c ) is a sensitive observable for probing the isospin - dependent in - medium nucleon - nucleon cross section, but the isospin effects of symmetric potential on n ( subscript imf ) is not obvious in the chosen energy region
計算結果表明在所選能區,中等質量碎片的多重性與帶電粒子總數之間的關聯是提取介質中核子核子碰撞截面的靈敏觀測量,而此時對稱勢的同位旋效應卻不明顯。Chapter two and chapter three analyze the requirements of different types of enterprises, including mass production, middle and small batch production, single production. based on this, the main function frame of master production scheduling and job shop scheduling is established. four methods of drawing master production scheduling and four modes of formulating job shop scheduling are proposed, and most of them are discussed in details at aspects such as theory, realization and data store, etc. not only is it important for master production scheduling and job shop scheduling to support different types of enterprises, but also for other support functions
第二章通過對不同類型企業(包括大量生產、多品種中小批量生產、單件小批生產)的主生產計劃編制方式和功能的需求分析,提出了能夠適應多種生產類型企業需求的主生產計劃管理子系統的總體功能框架,重點研究了分別適應不同生產類型企業需求的固定周期計劃、滾動計劃、零部件預投計劃、投產計劃等四種主生產計劃編制方式,並實現了數據庫的設計。Basing on the theoretical analysis, this paper mainly does the empirical analysis on the influence of fdi on the volume of foreign trade, foreign trade structure and competitive ability of export product in china, and analyzes the investment behavior of the foreign - funded enterprise ( ffe ). in addition to the macro analysis, this paper analyzes the relation of fdi and trade in automobile industry and electronic industry
在理論分析的基礎上,本文著重對fdi對中國貿易總量、貿易結構和出口競爭力的影響以及外商投資企業的投資動機和貿易行為進行了實證分析;並進一步具體分析了汽車和電子行業中fdi與貿易的關系。Based on analysis of magnetic effect mechanism of alluvial cohesive soil, according to the distribution and character of river alluvial cohesive soil of first and second terrace of yongjiang river of nanning, pore water chemical characteristic, especially total iron content in pore water and holding form of iron ion in pore water, this text preliminarily divides the river alluvial cohesive soil of first and second terrace of yongjiang river of nanning into two magnetic effect region : reinforced region and weaker region of magnetic effect
摘要在分析粘性土磁效應機理的基礎上,根據? 、級階地河流沖積相粘性土的分佈及其特性和孔隙水化學特性,尤其是孔隙水中的總鐵含量以及鐵離子的賦存形式,將南寧市邕江? 、級階地河流沖積相粘性土初步劃分為磁效應強化區、磁效應較弱區兩個磁效應區。The ratio of ma added to the mox fuel is studied. the neutronics characteristics of ma transmutation, and the transmutation and burning efficiency of the modular fast reactor are calculated. the role of the modular fast reactor to buffer the growing of ma in china and the reduction of radiotoxicity of nuclear waster via multiple recycling of ma in the modular fast reactor are calculated
主要論述隨著我國壓水堆核電站裝機容量和運行堆年的增加,乏燃料中ma總量增長趨勢;模塊快堆的堆芯概念設計方案;在不改變模塊快堆堆芯設計的前提下, mox燃料中添加ma和稀土核素對堆芯中子學性能的影響以及模塊快堆的嬗變效率;模塊快堆對減少我國ma總量的作用;模塊快堆產生的最終核廢物的長期放射性毒性隨時間的變化等。分享友人