中子照相法 的英文怎麼說
中文拼音 [zhōngzizhàoxiāngfǎ]
中子照相法
英文
neutrography- 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...
- 照 : Ⅰ動詞1 (照射) illuminate; light up; shine 2 (反映) reflect; mirror 3 (拍攝) take a picture ...
- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 照相 : 1 (拍照) take a picture; take pictures; take photographs; take photos; photographing base; phot...
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4 the spectrum of highly ionized cu and ge was investigated by means of the beam - foil technique. by comparison with other experimental data we determined 42 energy levels of cu and 13 energy levels of ge. for the spectrum without experimental data for comparison, they are determined by isoelectronic sequence
摘要4我們採用束箔光譜方法測量高離化態cu和ge束的光譜線,與文獻中的實驗數據相對照,確定了42條cu的譜線和13條ge的譜線,對于無實驗值可對照的譜線,利用理論值和實驗值進行等電子序列證明。At first, double random phase encoding techniques are looked back and its improved methods are introduced in detail. in connection with characteristics of spherical wave gene and function of phase mask, one random phase encoding techniques are proposed with spherical wave based on 4f system
本文首先對雙隨機相位加密技術進行了回顧,並對它的一些改進方案的特點作了詳細介紹,並在此基礎上,根據球面波相位因子的特點和相位掩模在加解密中作用,提出了一種利用球面波照射4f系統的單隨機相位編碼加密的新方法。There are concerns that harvesting wild shrimp for aquaculture may deplete local shrimp populations or cause by - catch problems, hi addition, the use of wild shrimp poses a serious risk to the shrimp aquaculture industry because they may be carriers of virulent viruses. the life cycle of chinese shrimp has been closed, paving the way for the establishment of genetic improvement programs. the use of dna markers can contribute significantly to the development and implementation of genetic improvement programs
本文嘗試利用aflp及其相關技術sampl在中國對蝦中篩選相關分子標記,並通過比較抗病中國對蝦(第四代抗病蝦)及對照(前幾代抗病中國對蝦、野生中國對蝦)譜帶差異,試圖找到與中國對蝦生長速度、抗病等性狀相關的分子標記或主效基因,為中國對蝦的遺傳圖譜構建、 qtl作圖、分子標記輔助選擇及其他育種方法奠定遺傳學基礎,同時對中國對蝦性別相關標記和sampl法發展微衛星標記作了一些探討。Then based on the analysis of the constructions of wh, go and ls sequences, the corresponding correlation properties are derived and methods of selecting subsets with good periodic mean - square cross - correlation property or aperiodic mean - square correlation property from the wh set and go sequence set whose go zone z = l are investigated. furthermore, the methods of truncating the go sequences to obtain the quasi - orthogonal ( qo ) set whose family size m is larger than the length l and the quasi - generalized - orthogonal ( qgo ) set whose size m is larger than li2z are discussed, together with the numerical results of the correlation properties
基於這些結果,探討了如何從wh序列集和廣義正交區z = 1的go序列集中,分別按照周期互相關均方特性最優和非周期相關均方特性最優的準則選擇性能較好的序列子集;同時討論了將廣義正交序列截短來獲得準正交( qo )序列集和廣義準正交序列集( gqo )的方法,並給出了這一類序列相關特性的數值計算結果。Standard test method for determining image quality in direct thermal neutron radiographic examination
測定直接熱中子射線照相檢查中成像質量的標準試驗方法During the experiment of protein crystal growth in space carried by chinese re - entry capsule fsw - 2, the crystals of barheaded goose hemoglobin suitable for x - ray analysis were obtained both in space and earth as contrast group. the diffraction data of both crystals were collected, and the structures were solved using molecule replacement methods. the comparison of structures in space and earth indicate that, the interactions among molecules in crystal and subunits of molecule in space is weakened relative to the crystal on earth, there is a contact in the
在1994年我國返回式衛星fsw - 2上進行的空間蛋白質晶體生長實驗中,獲得了適合於x射線分析的空間實驗組和地面對照組的斑頭雁血紅蛋白晶體,並收集了x射線衍射數據。應用分子置換法解析了結構,並進行了比較研究。結果顯示空間晶體的分子間和分子中亞基間的相互作用趨于減弱,在What we do at this aspect are : firstly, we describe the permutation symmetry of the structure of some special networks and the corresponding attractor sets with some geometric graphs in euclidean space, which are called attractors graph and geometrized structure graph of the networks respectively ; the geometrizing conditions are also given ; we study the dynamical behavior of the networks using the geometrized structure graph and attractors graph of the network ; moreover, we propose an approach to construct a big - size network with some small - size network with symmetry by the method of direct - sum, direct - produce and semidirect - produce. we also study the dynamical properties " relation between the big - size network and the small - size networks. all those results will provide some theoretical basis for designing a special large - scale network
本文在這方面所做的工作如下:首次將一些特殊網路的結構和吸引子集的置換對稱性用三維歐氏空間中的一些幾何圖來表示,分別稱之為幾何結構圖和吸引子圖;給出了網路對稱性的幾何化條州即相應的對稱性群為可遷群) :並惜助網路的幾何結構圖和吸弓吁圖分析網路的動力學性質;此外,我們提出了用簡單的具有一定對稱性的小網路按照群的直和、半直積和直積的方式組合成較大的網路的方法,探討了這些小網路和所組成的大網路的一些動力學性質的關系,如穩定態的個數、各穩定態的回憶性質等,為較大網路的設計提供一些理論依據。Tem was used to consecutively investigate the size and appearance of dibasic lead phosphite in the reaction process. it found that nanocrystal grain of lead oxide phosphite hydrate had favorite direction in the mlps method, many nanocrystal grain in near area would aggregate and assembled as nanowire, the diameter of the nanowire was about a crystal grain size and the length of nanowire could reach hundreds of nanometers, then they would gather to needle or bar like particles
利用tem對二鹽基亞磷酸鉛在反應過程中粒子的大小、形貌進行跟蹤觀察,並記錄下三個時間下的微粒照片,發現用微液相合成法制備的二鹽基亞磷酸鉛晶粒在生長團聚時存在取向規律,同一區域的晶粒會長成一條納米線,直徑有一個晶粒的大小,長度可以達到幾百nm 。The system design includes information model, function design and dada - base logical relation. the information model is established by entity - relation method, and the e - r picture is ploted, and the in - out diagram is gived out ; the fuction designed is established by idef0 method, the subsystems are designed according to the model in detail, we give out the explaining document and explain the calculation method for the model ; we design the data - base logical relation by the above models, decide the distributing and partition the relation diagram of the data - base, then define the logical structure of the diagrams
其中信息建模採用實體-聯系的方法建立系統的信息模型,並用idef1x圖表示出該信息模型,同時給出電泵物資管理系統輸入輸出信息表;功能設計用idef _ 0方法建立電泵物資管理系統分系統功能模型,參照功能模型對內部各子系統進行詳細設計,給出分系統功能模塊的詳細說明書及相應功能演算法描述;數據庫邏輯設計依據系統分析結果、信息模型及功能模型,確定電泵物資管理系統數據庫分佈,劃分數據庫內部關系表,定義表的具體邏輯結構。Abstract : this paper describes the methods to form silver clusters in solid, liquid and gas phases ; the properties of clusters such as absorption bands, esr, redox potential, ea and ip, and their catalytic behaviours in photo - splitting water and photographic development processes
文摘:本文綜述了在固相、液相和氣相中形成銀團簇的方法,銀團簇的主要性質如吸收光譜、 esr 、氧還電位、電子親和勢與電離能,以及銀團簇在光解水和照相顯影過程中的催化作用。Objective to critically assess the quality of literature about systematic review or metaanalysis on traditional chinese medicine published in chinese journals. methods electronic searches in cnki, vip and wanfang database were conducted to retrieve the systematic reviews or metaanalysis reports on tcm, including herbal medicine, needling, acupuncture and moxibustion, as well as integrative medicine, they were identified and extracted according to the 18 items of quorom quality of reporting of metaanalyses statement and relative information
方法電子檢索中國期刊全文數據庫cnki中文科技期刊數據庫vip和萬方數據庫,鑒定所有中醫藥包括中醫中藥中西醫結合針刺及針灸的系統綜述系統評價或meta分析報告,按照國際meta分析報告標準quorom聲明中的18項條目及相關信息提取資料,評價指標主要包括有無具體目的資料來源資料提取方法納入研究的質量評價定量資料綜合等。Standard test method for determining the l d ratio of neutron radiography beams
中子射線照相束長度直徑比測定的標準試驗方法This thesis suggests a process considered minimizes the population size as similar individuals occur in the fitter members of the population, which helps reduce the execution times for ga by removing the redundancy associated with the saturation effect found in the later generation. this thesis uses a method that adds dynamic penalty terms to the fitness function according to the optimal degree of solutions, so as to create a gradient toward a feasible suboptimal or even optimal solutions. on the basis of the difference of the biggest and the smallest of fitness of individual, modifying the fitness function in order to convergence is a satisfaction
動態調節種群大小,去掉遺傳演算法在迭代後期搜索產生的過多相似個體,達到減少計算時間的目的;按照解的優劣程度給適應度函數增加一個在ga搜索過程中動態改變的可變罰函數,給搜索最優解創造一個梯度,使遺傳演算法收斂到可行的較優解或最優解;根據適應度值最大和最小個體的差修正適應度函數,使適應度函數值適中不容易造成收斂太快、局部收斂或根本不收斂而變成隨機搜索;為了避免「近親繁殖」採用競爭擇優的交叉操作;利用并行遺傳演算法的思想,提出一種自適應多子種群進化策略;提出人口汰新政策來解決類似甚至相同的個體的情況發生。But fauchery, in order to breathe more freely, had gone to the balcony. la faloise, who was studying the photographs of actresses hung in frames alternating with the mirrors between the columns, ended by following him
拉法盧瓦茲在仔細觀看照片框內的女演員們的照片,照片框與鏡子相間地掛在柱子中間,最後,他也隨著福什利走到陽臺上。And according to real conditions has finished relative experiments. consequently, in theory the author utilizes subspace and lanczos methods to analyses, experimental data. through the comparing, find in " limiting elements calculation the different boundary can affect dynamic properties, for example, the important place of lateral vibration, vertical vibration, shrinking vibration and vertical distortion vibration in automatic frequency
在現有條件下完成了相應的部分實驗,並用subspace (子空間)迭代法和lanczos (蘭索斯)法在理論上對實驗數據進行分析,同時與試驗成果相互對照,找出不同的邊界條件在有限元計算中對結構動力特性的影響,例如,側向振動、上下振動、收縮振動及豎向扭曲振動在結構的自振頻率中的主次關系。According to present situation of brand equity, for the first time, five important brand equity factors were extracted from brand features by applications of principal component analysis and factor analysis methods, they were brand status, customer - recognized value, brand image, brand creative abilities and brand executive abilities ; on the same time, five types of brand equity were divided with k - means cluster methods on the base of five brand factors, they were leading brand, matured or ripe brand, concrete brand, customer - based brand and creative brand. in order to extract brand equity strategy, correlation and linear regression analysis methods were used, as a result of analysis, four strategies were put forwarded including brand marketing strategy, marketing dividing strategy, marketing stretching strategy and marketing entrance time, applying nonparametric tests and duncan tests, five brand equities were also differed in many aspects
在品牌資產各組成要素中,應用主成分分析和因子分析方法,提取了五個品牌資產最重要的構成因子,首次提出品牌資產最重要的因子是品牌地位和顧客認知價值,其次為品牌形象、品牌創新能力和市場執行能力;根據品牌資產的構成因子,運用聚類分析法,對調查企業的品牌資產類型進行了分類,按照品牌構成屬性將企業分為領導型、成熟型、務實型、顧客導向型和創新型品牌企業;在對企業品牌策略分析基礎上,運用相關分析和線形回歸方法,求導形成品牌的重要策略因子,提出建立品牌資產最重要的策略因子是推廣策略,其次為市場分化策略、市場延伸策略和進入市場時機。The behaviors of several inorganic nanoparticles ( sio2, al2o3, tio2 ) under ultrasonic irradiation, such as dispersion, crushing and activation, were studied. tem, ftir, spectrophotometry characterized the morphology, structure and dispersion stability of nanoparticles respectively. the results show that the inorganic nanoparticles in the aqueous solution can redisperse more effectively through ultrasonic irradiation than by conventional stirring, which was the basis for monomers to polymerize on the surface of nanoparticles
研究了超聲輻照下多種納米粒子( sio _ 2 、 al _ 2o _ 3 、 tio _ 2 )在水體系中的分散、粉碎及活化等各種行為,採用tem 、 ftir 、分光光度法等對納米粒子的形態、結構、分散穩定性進行了表徵,證明超聲輻照比常規攪拌更有效地實現無機納米粒子在液相中的分散,為單體在納米粒子表面的聚合創造了條件。The provisions of article 8 para. 1 hereof shall not apply to copies of electronically exchanged confidential information made as a matter of routine information technology backup and to confidential information or copies thereof which must be stored by the receiving party or its advisers according to provisions of mandatory law, provided that such confidential information or copies thereof shall be subject to an indefinite confidentiality obligation ac - cording to the terms and conditions set forth herein
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