深度劑量 的英文怎麼說

中文拼音 [shēnliáng]
深度劑量 英文
depth dose
  • : Ⅰ形容詞1 (從上到下或從外到里的距離大) deep 2 (深奧) difficult; profound 3 (深刻; 深入) thor...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 深度 : 1. (深淺程度) degree of depth; depth 2. (觸及事物本質的程度) profundity; depth
  • 劑量 : [物理學] [醫學] dosage; dose; dosis劑量槽 dosage bunker; 劑量測定(法) dosimetry; health work; ...
  1. In the experimental studies on the behaviors of helium in aluminum, ion implantation technique was adopted to introduce helium with different energies, doses and distributions into some specimen of monocrystal, polycrystal, and preferred orientation as to the structure of aluminum. the energies varied in the range of 50ev to 4. 87mev. the corresponding helium peak depths by trim simulation varied in the range of 16 angstrom to 20. 7 microns

    在金屬鋁中氦行為的實驗研究中,首先用離子注入技術在單晶、多晶以及擇優取向的鋁樣品中引入不同能和濃分佈的he原子,能范圍從50ev 4 . 87mev , trim模擬的he濃峰值的范圍為16 (
  2. The datong deashed coal, some different minerals, and five additives were used during the coal water slurry ( cws ) preparation

    摘要以脫灰的大同煤為原料,通過加入一定的不同類型礦物,用5種添加進行成漿實驗。
  3. Fe3o4 nano - particles, which can be dispersed in nano scale, were prepared by means of chemical co - precipitation method. such influencing factors as the type of precipitant, the feeding mode, the surfactants, the reaction temperature, the curing temperature were surveyed. some properties such as crystal structure, particle size, magnetic properties and iron content were characterized

    入探討了沉澱的種類、加入方式、表面活性、反應溫、熟化溫等各種因素對產物的粒徑及磁性能的影響,對fe _ 3o _ 4納米粒子進行了晶體結構、粒徑、磁性能、鐵含等性能的表徵。
  4. Based on the analysis and practice of the ultrasonic soldering process, the results show that it is important to procure high soldering quality on controlling submersion depth, the ultrasonic soldering time, assembling clearance and solder composition

    根據對超聲波釬焊工藝的分析和實踐,結果表明控制產品在釬焊時的浸沒與產品裝配間隙、超聲波釬焊時間和釬成分是獲得高釬焊質的重要條件。
  5. Secondly, the radiation effects of the system of silicon gate si / sio2 ( silicon gate nmos and pmos ) implanted bf2 are made a deep systematic study. especially, the relationship between threshold voltage shift ( vth and vit vot ) in radiated mos transistor and irradiation dose rate, irradiation dose, irradiation temperature, bias voltage, device structure as well as annealing condition is explored emphatically

    在此基礎上,對bf _ 2 ~ +注入硅柵si sio _ 2系統低率輻照效應進行了入系統的研究,著重研究了bf _ 2 ~ -注入mos管閾值電壓漂移( vth和vit 、 vot )與輻照率、輻照總、輻照溫、偏置電場、器件結構以及退火條件的依賴關系。
  6. Dosimetry of electron beam central axis percent depth dose

    高能電子線射野中心軸百分深度劑量測定
  7. Conclusion : depth doses measured for open fields can also be used for enhanced dynamic wedge fields dose calculation

    方法:利用電離室法測平野、動態楔形野、物理楔形野的深度劑量和射野外周邊
  8. The agreement is also within the uncertainty when being compared with the alanine and cta film dosimeters made by jaeri. in addition, this dosimetry system is used to measure field and depth - dose distribution curves for 12mev electron beams, which shows it ' s suitability and practicability for electron beam irradiation

    另外,還利用該體系對12mev電子束輻照場的分佈及深度劑量分佈進行了實際測,得到了與cta和fwt60等薄膜計相一致的結果,這也進一步說明該體系在電子束輻照上的適用性和實用性。
  9. Then the paper develop a refrigerant model by means of traditional bp algorithm 、 statistics theory 、 experience theory and thoroughly analyze the combination of these three methods and their predict precision. and then the paper put forward an advanced algorithm on the basis of combining the statistics theory and the problems on the traditional bp algorithm. the imitate results show that the algorithm has an ability of fast convergence speed and

    然後分別應用傳統bp演算法、全法和增法建立冷卻子模型,對三者的擬合和預報精作了入分析,並結合統計學習理論針對傳統的bp演算法存在的問題提出了改進的演算法。模擬結果表明該演算法具有較快的收斂速和較強的學習能力。
  10. Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction

    目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素,以便充分掌握影響孔大小、分佈、形態的因素,使孔調控范圍得以拓寬,使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發,分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程,它適用於上臨界共溶溫型聚合物一稀釋二元體系.熱致相分離法成膜的過程,可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料,其孔隙率、孔徑大小、結構形態與聚合物稀釋的種類、組成配比、聚合物濃、聚合物分子等因素密切相關.結論:可採用熱致相分離技術制備多孔膜,通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分離成膜過程中聚合物-溶體系的相圖測定,不同厚的多孔膜形貌研究,不同x (聚合物-溶相互作用參數)體系所制備的多孔膜形貌等需人研究
  11. From the simulation of peb process, we prove that peb could reduce standing wave effects and improve resist development profile. after analyzing the effects of standing wave effects on resist profiles, we bring forward a certain thickness and these effects could be ignored when resist is beyond that value. finally, the characters of thick resist profile are analyzed, and experiment results are also given

    同時,在論文中還入討論了抗蝕折射率變化對光場計算帶來的誤差;模擬了后烘過程對駐波效應的改善作用,論證了採用適當的后烘工藝改善抗蝕光刻質的作用;分析了駐波效應對厚層抗蝕顯影輪廓的影響,提出了一個可以忽略駐波效應影響的抗蝕條件值;最後還模擬和分析了厚層抗蝕顯影輪廓特點並給出了實驗結果。
  12. First, according to the demand of vimp for resin system, the reaction kinetics and rheological of up resin are investigated and the optimal content of low additive profile ( lpa ) is determined. then vimp based on a high - permeable medium and grooves are studied by visual experiments, through which the appropriate high - permeable mediums are selected and the parameters of width, depth and spacing for flow grooves and spacing for supply grooves are optimized. furthermore, various factors affecting the mold filling process are discussed and the whole vacuum infusion procedures are described taking examples of the manufacture of a model boat and a sandwich panel in one infusion

    文中首先根據vimp對樹脂體系的要求,對vimp用不飽和聚酯樹脂體系的動力學和流變學性能進行了研究,確定了最佳低收縮添加的含;對高滲透介質型和溝槽型vimp開展了實驗研究,通過可視化實驗優選出較好的高滲透介質,確定了引流槽的寬和槽間距及主槽的槽間距等工藝參數並進行了優化;對影響充模過程的各種因素進行了詳細的討論,並以模型船和夾芯面板的製作為實例描述了兩種vimp的成型過程;在實驗的基礎上,建立了二維滲漏模型,採用控制體有限元法對高滲透介質型vimp進行了成型過程的計算機模擬計算,通過充模時間和流動前峰的計算值與實驗結果的比較,驗證本文所採用的數學模型和數值方法的正確性,其結果對實際生產具有一定的理論指導意義。
  13. Secondly, the observation of the arabidopsis thaliana seeds which were irradiated by the ion beam through the sem found that with the increase of the ion beam dose, the ion beam mechanical erosion degree of the seeds was deep. and there are many holes and gaps in the surface of the seeds in dose

    通過掃描電鏡對離子注入后的擬南芥種子的觀察發現,經離子注入過的種子種皮有明顯的孔洞和裂痕,並且注入離子對干種子表皮的作用程的增大而加
  14. This paper analyses the problem of concrete cracking and leakage, and set up the model of the middle or low - strength steel slag anti - cracking and impermeable concrete ( acic ) on the base of the analysis. the four principles of water permeable resistance character, volume stability character, toughness and anti - chemical corroded character have been put forward for raw materials selection and durability design of acic, acic is designed by the theory of composite material and the theory of fiber - reinforced, and two series of acic, such as fly ash series and steel slag series, have been manufactured by means of mineral admixture, hybrid fiber and chemical admixture. hydrating heat, macro - mechanics quality, durability and microstructure of the acic have been researched

    本文對中低標號大體積混凝土滲透開裂問題進行了研究,從混凝土自身結構形成與經濟角指出大摻粉煤灰與膨脹復合配製大體積混凝土的問題所在,提出採用鋼渣微細礦粉配製中低標號防滲抗裂混凝土的思路,運用復合材料理論設計中低標號防滲抗裂混凝土,提出了低水化熱、抗滲性能、體積穩定性、韌性和抗沖磨性能是中低標號防滲抗裂混凝土材料選擇和耐久性設計的主要原則,採用鋼渣微細粉復合混雜纖維、化學外加的技術路線,配製了適合於水等特殊環境中的大體積中低標號鋼渣系列防滲抗裂混凝土,對其進行水化特性、宏觀物理力學性能、耐久性和微觀結構研究。
  15. The hot - dip - depth and temperature difference between fluid and platelet wall are influenced by many factors, such as the coefficient of heat conductivity of platelet and fluid, the coolant fluid, the knudsen number, and so on. high temperature make kn number become bigger, and then microscale effects become notable

    3 、熱浸、流體與層板壁面的溫差大小要受層板的導熱系數、冷卻及流動的kn數等因素的影響。高溫條件使kn數增大,微尺效應增強;而高壓條件下kn數減小,微尺效應減弱。
  16. In addition, we use spectrophotometric to study the compositions of nickel - iron alloy prepared by electrodeposition, and the main results are as follows : iron ( ) forms a stable deep purple complex with ethylenediaminetetraacetic acid disodium salt ( edta ) and hydrogen peroxide in aqueous solution at ph = 10. 7 - 11. 3 ; nickel ( ) forms a red complex with dlacetyl dioxime in aqueous ammonia when an oxidation ( iodine ) exists ; thus the amount of iron ( ) and nickel ( ) can be determinated by the absorption of their complexes at 519nm and 538nm respectively

    利用三價鐵與edta和h2o2形成穩定的紫色三元絡合物,在氨性溶液中,當有氧化存在時,鎳與丁二酮肟形成酒紅色的絡合物,用吸收光法可分別在519nm和538nm波長處測定鐵、鎳的含, fe和ni的相對標準偏差分別為0 . 95和1 . 2 ;對實際樣品的測定結果與xps分析一致。
  17. This thesis bagan with the review of space combined environment effect investigation. the dose - depth profile of charged particle in the materials was calculated, and a fitting method of space environment dose - depth profile was used for the determination of test parameters

    本論文在總結國內外空間綜合環境效應方面的研究現狀的基礎上,利用軟體計算了材料中的分佈以及擬合空間分佈的方法確定試驗參數。
  18. Adding assistant at optimal dosage, reinforcing agent has very strong permeability. its permeating length into c20 concrete can be 12. 5mm and 4. 5mm into c30 concrete

    通過試驗研究,以最佳摻摻加助后,耐久性增強具有很強的滲透性,其在c20混凝土中的滲透可達12 . 5mm ,在c30混凝土中達4 . 5mm 。
  19. The thermodynamic conditions of decomposition of the foaming agent tih2, homogeneous and heterogeneous nucleation in high - temperature solid and liquid, growth and movement were achieved to demonstrate the trend of pore evolvement in this paper. moreover, according to the characteristics of in - situ gas foaming, the equations of the height change of foaming samples with heating time were primarily established to study the behavior of foams and to guild the experiment processes

    另外,論文通過大的熱力學分析,得出了發泡過程中發泡分解以及氣孔在固液態時的均勻形核和非均勻形核、氣孔的生長和運動等熱力學條件,揭示了氣孔演化的趨勢;論文還根據內生氣源發泡的特點,初步建立了高溫熔體中氣體發泡高隨時間變化的方程,為進一步入的研究發泡機理奠定了一定的基礎。
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