輻射化學法 的英文怎麼說
中文拼音 [fúshèhuàxuéfǎ]
輻射化學法
英文
chemical radiation- 輻 : 名詞(車輪中車轂和輪圈的連接物) spoke
- 射 : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 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...
- 輻射 : radiation; exposure; radio; beaming
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1 ) lay stress on the combination of language training and thinking training, and weave together with the ability of listening, speaking, reading and writing. 2 ) emphasize the comprehensiveness of knowledge, sensibility, competence and understanding. through certain affecting and pleasing to eye ways to inspire thinking and encourage aspiration and cultivate students of wholistic development 3 ) employ diversified methods of teaching and learning and establish a radial communicative teaching model. 4 ) make cll immerge into the daily life in class, main points of language of the course are practiced, while, out of class, the knowledge is extended, broaden, and deepened
認為絕不能單打一或以偏概全,一是強調語言訓練和思維訓練相結合,聽說讀寫能力貫穿其中;二是強調知情能理的綜合,通過娛目、動情、激思、鼓志等方法全面地發展人;三是教與學多種形式的綜合,形成輻射式的教學交往模式;四是語文與生活同在,通過課內練在點子上,課外延伸、拓展、深化。The physical methods include mechanical scarification, low and high temperature, hydration - dehydration, irradiation, high pressure and other physical treatments, and the chemical ones include acid scarification, alkali solution soaking and other organic chemical treatments
物理方法有機械損傷、低溫和高溫處理、干濕交錯處理、輻射和高壓處理等;化學方法有酸蝕、堿液浸泡和有機溶劑等處理。The temperature distribution on the high temperature side of an electric tunnel furnace is analysed and simulated on the basis of the principle of thermal radiation by the way of thb ( thermal heat balance ). the heated silicon carbon sticks are decomposed into innumerable tiny heating faces, which exchange the heat with the heated materials. a numerical model based on the radiation intensity law is constructed to calculate the energy absorbed by the heated materials and simulated by a computer. the results showed that the even distribution of temperature can be obtained by optimizing the arrangement of the silicon carbon sticks according to the calculation results to make the structure design more reasonable. these calculation results have been used in the practical designs and the expected objectives achieved
利用熱輻射原理,採用熱平衡法對電熱隧道窯的高溫恆溫區溫場進行了分析和模擬.計算中將發熱棒分解為無數微元發熱面與燒結體進行熱交換,依據輻射強度定律,建立了燒結體接收能量的數學模型,並用計算機進行了模擬計算.結果表明,依據模擬結果來優化硅碳棒的排布,可使結構設計更加合理,進而可以獲得分佈均勻的恆溫區溫場.計算結果已在窯爐設計中應用,實踐效果良好Firstly it discusses the value, meaning, background and method of this topic. then it deducts the single - bubble sound pressure, spectrum of sound pressure, power spectrum. according to the real situation of traveling bubble cavitation noise around a schiebe body, the mathematical model of single - bubble collapse is selected, furthermore, the mathematical model of mass traveling bubbles without interference effect is established, and the multi - peaks and rebound phenomenon while bubbles collapse is also analyzed with statistical method
首先論證了本項研究的意義,價值,背景和方法,然後推出了單空泡輻射噪聲聲壓,聲壓譜和功率譜,針對回轉體流動泡空化噪聲的具體情況,選擇了雙指數模型作為單空泡潰滅的數學模型,進一步建立了無干涉條件下的群泡輻射噪聲的數學模型,並用統計的方法分析了空泡潰滅時的多峰值和反彈現象。Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation
在近年來提出的基於質點運動學原理的單站無源定位理論基礎上,本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型,並對它們進行了分析和模擬;第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件;第四章針對傳統擴展卡爾曼( ekf )方法的缺點,提出了一種修正協方差的擴展卡爾曼濾波( mvefk )方法,並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較;第五章通過引入雷達機動目標跟蹤方法和模型,提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法;第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究,提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。Emphasis is laid on the new methods of post - functionallization in terms of plasma graft copolymerization, supercritical carbon dioxide graft copolymerization and solid state mechanical chemical graft copolymerization, and some renovations to the traditional post - functionallization in terms of solvent graft copolymerization, radiation graft copolymerization and solid phase graft copolymerization
本文重點介紹近年來后功能化的新技術如等離子體接枝、超臨界二氧化碳接枝、固相力化學接枝和縮合聚合接枝以及傳統方法比如溶液接枝法、輻射接枝法和固相接枝法的更新與改進。Methods of testing plastics - optical and colour properties, weathering - determination of ultraviolet radiation intensity using polysulphone film
塑料試驗方法.第5部分:風化條件下光學和顏色性能.試驗方法540c :用聚碸膠片測定紫外線輻射強度From mathematical models for inverse scattering in two dimensional inho - mogenous media including variable impedance, all kinds of probable mixed variable impedance boundaries and cracks, from interior and exterior trans - mission problems and radiation condition, ill - posed integral equation and indicator function method are formulated for the diverse of boundary iden - tification. it is shown that the kernel of the integral equation characters the boundary of scatterer, which is determined by solving it by virtual of regularity method, meanwhile, some numerical tests are given. 3
在二維非均勻介質逆散射邊界識別的數學模型(包括一般的非均勻介質,正交各向異性介質,變阻抗介質,各種可能的混合變阻抗邊界問題)下,由內透射問題和外透射問題以及輻射條件,推導了上述介質的邊界識別的積分方程和指示函數方法,由於積分方程的核充分表徵了散射物的邊界,由此說明只要利用正則化方法求解該積分方程,就可以確定散射物的邊界。Graft co - polymer of starch - acrylamide, tested by ir, was prepared by microwave radiation and chemical graft
摘要微波預輻射法和化學接枝法均可合成澱粉丙烯酰胺接枝物,產物可經紅外光譜證明。Studying the heat - mass transfer and multi - spices electric - chemical reaction, a dynamic temperature model was deduced for molten - carbonate fuel cell stack. the thermal radiation, shift reaction, and the change of gas spices were considered in this model. establishing momentum equation, the paper has developed a 3d temperature and flow fields model for mcfc stack based on cfd technique
建立了熔融碳酸鹽燃料電池堆內部單體的暫態溫度模型,並考慮了電堆的輻射換熱、轉換反應、反應氣體組分變化對溫度場的影響;根據mcfc的微分控制方程組,考慮氣體組分的熱力學性質及動量變化的影響,利用數值分析方法求解熔融碳酸鹽燃料電池堆的三維流場與溫度場,分析了各作用因素對熔融碳酸鹽燃料電池堆溫度分佈的影響機制。Mainly responsible for supervising and inspecting the carrying out and implementation of national or local environmental protection policy, rule of laws and regulations and standard, make and organize implementation of the environmental protection plans of the whole city, responsible for the protection of water body, atmosphere, soil environment in the whole city, supervise and manage the prevention and control of pollution such as wasted water, liquid waste, offal noise, vibration, poisonous chemicals and electromagnetic wave radiation, responsible for supervising the law - enforcing work in environment
主要負責監督檢查國家和地方環境保護方針、政策、法律、法規規章及標準的貫徹實施,制定並組織實施全市環境保護規劃、計劃、負責全市水體、大氣、土壤環境的保護,監督管理廢水、固廢廢棄物噪聲、振動、有毒化學品以及電磁波輻射等污染的防治工作,負責環境監督執法工作。This paper has studied the drying dynamics experimental law of vegetable seed respectively in a fixed bed and a spiral vibrofluidized bed model dryer and simultaneously analysed seed physiology variation characteristics, and thereupon expounded the mechanism of vegetable seed heat and mass transfer enforcement, developed a spiral promotion vibrofluidized bed dryer for vegetable seed dehydration with high efficiency and good quality, energy saving
綜合工程熱物理和種子生理的研究方法,選用白菜與菜豆種子在固定床與振動流化床中進行了乾燥動力學實驗研究以及種子生理的同步測試,闡明了蔬菜種子乾燥的強化傳熱傳質機理,並在此基礎上研製了輻射-對流-導熱-振動綜合傳熱的優質、高效、節能的螺旋提升振動流化床蔬菜種子乾燥機。In the laboratory experiment part, human peripheral blood, cultured cells and icr mice were study objects. the changes of mitotic chromosome numbers were measured by human metaphase chromosome counts and statistic analyzed used x2 - test. the changes of meiotic chromosome numbers were measured by mice one - cell zygote chromosome counts and statistic analyzed usedx2 - test. the effects of low dose ionizing radiation on the expression of topoisomerase ii were measured by immunocytochemistry, western blot and rt - pcr
流行病學結果顯示長期小劑量輻射接觸與染色體不分離呈正相關,為進一步在細胞遺傳學和分子生物學方面研究小劑量電離輻射與染色體不分離關系及其機制,本課題第二部分以外周血、培養細胞、 icr小鼠為研究對象,用外周血染色體計數和單細胞受精卵染色體計數的方法研究小劑量輻射和拓撲異構酶復旦大學2000級博士生學位論文11a抑制劑及其二者的協同效應對有絲分裂和減數分裂染色體不分離的影響,用免疫細胞化學染色、 westernblot 、 rt pcr等方法研究了電離輻射引起拓撲異構酶a表達變化。Abstract : in this paper the synthesis methods of silver nanostructure materials, such as nanocubes, triangular nanoprisms, nanorods, nanowires, nanotubes, dentrites, flake, nanodisks, nanobelts, and so on, were introduced, the methods include reducing precipitation, photoinduced conversion, irradiation reduction, electrodeposition, template, microwave - assisted, ultrasonic - assisted, hydrothermal assemble, microemulsion, and so on
摘要:介紹了納米立方體、三角形納米稜柱、納米棒、納米線、納米管、樹枝狀、片狀、納米盤、納米帶等納米結構銀的制備方法,包括溶液還原沉澱法、光誘導轉化法、輻射還原法、電化學沉積法、模板法、微波或超聲波輔助法、水熱法、微乳液法等。In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given
從光路、光學元件的自行設計到理論分析計算,初步建立了一臺實驗系統;採用abcd矩陣法結合collins公式計算了四通式單光柵展寬器的展寬量,並模擬了相關參數對展寬比的影響,對實驗具有指導意義;評價了再生放大器和多通放大器的優缺點,對放大過程中通常忽略的放大自發輻射現象( ase )進行了分析,並提出了相應的解決方法;針對放大過程中出現的增益窄化和增益飽和現象,對輸入種子脈沖提出了一種新的分段頻率調制函數,實現了對增益窄化效應和增益飽和效應的共同抑制;提出了系統的材料(包括放大介質和光路中的普通介質)正是融合高階色散的來源。Based on apdl, the design language of finite element analysis software ansys, and visual c + +, the software on acoustics design of underwater cylindrical shell structure is developed. when input parameter of the cylindrical shell in the interface redeveloped in this paper, the software execute the batch file of apdl in the vc process to establish the finite element modal and carry out the analysis, the analysis result and the vibration mode can also be displayed. furthermore, the software has been developed to process the acoustics optimization design of the finite cylindrical shell with stiffener in appointed frequency range
本論文從便於工程實際應用出發,對使用有限元分析軟體進行二次開發以方便結構振動分析及改進結構設計的方法和過程進行了研究,在此基礎上對水下航行器圓柱殼體的結構聲學特性進行了分析,在指定頻率區間,對結構以振動輻射聲功率級為目標函數進行了部分參數的結構優化設計,與此同時,為了方便有限元分析軟體的使用和簡化設計過程中大量重復的工作,利用ansys提供的參數化設計語言apdl ( ansysparametricdesignlanguage )結合vc對有限元軟體ansys進行了二次開發,形成了一體化的水下圓柱殼體結構聲學設計軟體。In this paper, a study has been made of analyzing the acoustics and vibration characters of the plate & shell and stiffened plate & shell structures with fea ( finite element analysis ) and basic theories of structural vibration and acoustic radiation, which, to some extent, helps the nonprofessional people understand the acoustical characters of these structures through acoustical means
本文利用有限元方法,結合結構振動與聲輻射基本原理,對板殼、加筋板殼結構的聲?振特性進行了分析,利用信號處理技術實現結構聲?振特性的可聽化模擬。在一定程度上,使非專業人士也可以通過聲學手段了解結構的聲學特性。Insert genes into cancer cells to make them more susceptible to or prevent resistance to chemotherapy, radiation therapy, or hormone therapies
把基因插入癌細胞中使他們更易受到或者防止抵抗化學療法,輻射治療,或者激素治療Unfortunately, surgery and or local radiation will cure less than a quarter of these patients. most of the remainder will receive systemic chemotherapy during their illnesses
不幸的是,進行單一開刀手術及局部輻射治療,只能治愈不到四分之一的病人,其餘大部份的人,則必需接受全身性的化學療法。Abstract : in the survey of disposable sanitary products on beijing market, it was found that 39. 5 % of them were disinfected with chemical method, 33. 5 % with ionizing radiation disinfection and others with heat and ultraviolet disinfection
文摘:調查北京市售一次使用性衛生用品, 39 . 5 %用化學法消毒, 33 . 5 %用電離輻射消毒,其餘用熱力與紫外線消毒。分享友人