透射法 的英文怎麼說

中文拼音 [tòushè]
透射法 英文
transmission beam method
  • : Ⅰ動詞1 (滲透; 穿透) penetrate; pass [seep] through 2 (暗地裡告訴) tell secretly; let out; lea...
  • : 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) ...
  • : 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...
  1. Transmission electron microscope and hplc were adopted to study cellular ultrastructures and aloin contents of aloe vera l. growing under shaded condition and natural light

    摘要分別用電子顯微鏡技術、高效液相色譜研究了生長在遮蔭和自然光照條件下庫拉索蘆薈葉片的超微結構和蘆薈素含量。
  2. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光度、鄰苯三酚自氧化電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。
  3. And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media

    以土力學模型為基礎,利用以土骨架和孔隙流體的四個位移為基本未知量的數值方去模擬二維飽水介質中的地震波傳播,採用了顯式差分方(中心差分和newmark常平均加速度結合)和邊界,通過比較利用幾種差分格式求解的加速度結果,發現一種用速度單邊差分求解加速度的方在本文研究中較為實用,分別編制了體波( p波或sv波) 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。
  4. Funchonal cytology of trionyx ' s digestive tract was studied using ligh and electron microscope. immunal cytochemistry and special stanjng. the funtion includes digeshon, absorption, respitalion, endocrine secretion and mucous immunology it was shown that the morphological mctue, dianbution of vallous cell and ultrastwhon were different from mammai and avian

    應用光鏡、電鏡技術、免疫細胞化學反應以及特殊染色方,對鱉消化道的消化吸收、呼吸、內分泌和粘膜免疫機能的細胞學形態基礎進行了系統研究。
  5. Test method for the transmission electron microscope

    電子顯微鏡試驗方
  6. In chapter two, we fabricated r - ni - fe / al2o3 nanocomposites successfully by using ball - milling mixing method plus hot - pressing process. meanwhile, their microstructures are characterized by x - ray diffraction ( xrd ) analyser, transmission electron microscopy ( tem ), field emission scanning electron microscopy ( fe - sem ) and brunauer - emmett - teller ( bet ). the results indicate that ni - fe particles are homogenously dispersed in the matrix in the composites

    在第二章中,我們採用高能球磨混合方加上熱壓燒結工藝,成功制備了ni - 20fe al _ 2o _ 3納米復合材料,並通過x線衍儀( xrd ) 、電鏡( tem ) 、場發掃描電鏡( fe - sem ) 、比表面孔隙儀( bet )對該復合材料的微結構進行了表徵。
  7. E., the carrier frequency of a gaussian beam deviates from the resonant frequency of a fabry - perot etalon ), variations of the peak intensity, the position of the peak intensity and the dwdm systems, has received considerable attention. in this work, after taking into account the wavelength - depended reflectivity distribution profile of a fiber bragg grating, the oscillation wavelength # _ ( 1 ) of long external cavity fiber bragg grat

    與共振情況(即高斯光束的載波頻率與布里一拍羅濾波器的諧振頻率一致)相比,非共振條件(即高斯光束的載波頻率與布里一拍羅濾波器的諧振頻率存在偏差)一光束的峰值強度、峰值強度所對應的位置、以及光斑的大小隨入角的變化都發生了顯著的改變。
  8. ( 4 ) we use sem to observe fractured morphology of composites, and tem to observe dispersion and particle size of nanoparticles or composited nanoparticles in matrix. we also investigate dispersion property of composited nanoparticles in polymer matrix with the help of microtone

    ( 4 )採用掃描電鏡( sem )觀察缺口沖擊的斷裂形貌,通過電鏡( tem )觀察納米粒子和復合納米粒子的分散情況和粒徑的大小;通過超薄切片研究復合粒子在聚合物基體中的分散性。
  9. Methods : the sartorius muscle was processed by conventional chemical fixation and cryofixation followed by freezing substitution

    :蟾蜍縫匠肌經常規化學固定以及超低溫快速冷凍固定、冷凍置換后,電鏡進行超微結構觀察。
  10. For designing a transmission computer optical element, it gives a method to improve the traditional gs ( gerchberg - saxton ) algorithm by the method of calculate phase while designing reflecting element, and gains initial data

    對在式元件的設計過程中,提出利用設計反式元件時計算相位分佈的方對傳統gs演算進行改進,計算出gs演算的迭代初始值,從而有效地改進了gs演算的不足。
  11. To solve this problem, the method based on scattering is deduced in this paper. this method can work effectively when the concentration is low. based on mie theory , this method measure the concentration by calculating the scattering light intensity

    為了解決透射法很好測量低濃度粉塵的問題,本文主要研究了基於光散測量粉塵濃度的方,該方能解決上面的低濃度測量時的問題。
  12. Application of ultrasonic testing technique to tip grouting piles

    超聲波透射法檢測樁身質量的工程應用
  13. From the point of kinematics and dynamics, the author analyses the propagation rules of stress waves in concrete, namely time - space relations, wave amplitude attenuation, dispersion effect and characteristics of transmission of reflected waves and acoustic waves. combining with engineering practices, the author also concluded the main points of low strain detection of integrity of longdiameter underwater cast - in - situ piles, and pointed out that comprehensive and relational utilization of reflected waves method and acoustic wave transmission method can accurately evaluated the integrity of pile shaft and then improve the reliability of detection. 6figs., 3refs

    從運動學和動力學角度,分析應力波在混凝土中的傳播規律:時空關系、波幅衰減、頻散作用以及反波與聲波的特點,結合工程實踐,總結大直徑水下灌注樁低應變檢測的工作要點,指出綜合、合理運用反與聲波透射法,可以較準確地評價樁身完整性,提高檢測結果的可靠性.圖6 ,參3
  14. The apparatus adopt method of long light path transmission

    本儀器採用長光程透射法
  15. The formula for computing sediment concentration is determined with mathematical method theoretically according to the attenuation law of y ray and characteristics of mixture of solid and liquid

    本論文首先根據線穿物體過程中的衰減規律以及水沙液固兩相流的特性,用數學的方從理論上推求了透射法計算泥沙含量的理論計算公式。
  16. In the past, the ultrasonic transmission method was widely adopted to test the bonding quality of the steel and concrete

    以往對鋼-混凝土粘結質量進行檢測,一般採用超聲波透射法
  17. The basic principle is introduced of ultrasonic transmission method. the defects of foundation piles are summarized, and analyzed from case constructions

    摘要在闡述聲波透射法基本原理的基礎上根據實際工程經驗,總結鉆孔灌注樁易出現的缺陷,以實例對每一缺陷進行分析。
  18. A review on the recent progress of solid - phase photometry, relating especially to its principle, special features, reseach works and applications, was presented, with 37 references

    摘要就固相光度研究現狀,按透射法和反介紹了其本原理和特點,並對近年來的應用和研究進行了回願和評述,對其發展動向作了展望。
  19. In the method, two transducers were deposited by the two opposite sides of the test member in experiment. based on the attenuation of energy received after the pulse wave penetrates through the test surface, the interior faults can be detected

    超聲透射法通常採用兩個換能器,分別布置在試件兩側,依據脈沖波穿試件后的能量的變化來判斷內部缺陷。
  20. Many laboratory experiments indicate that using y ray attenuation method to measure sediment concentration is totally feasible. the measurement result is accurate and reliable and is not affected by the type of soil. therefore it is a quick and simple method that can measure sediment precisely

    大量室內試驗結果表明採用透射法測量泥沙含量完全可行,且測量結果準確可靠,不受土壤類型的影響,是目前現場快速、簡便、高精度的非擾動泥沙含量測量方
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