相對照射 的英文怎麼說

中文拼音 [xiāngduìzhàoshè]
相對照射 英文
relative exposure
  • 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...
  • 對 : Ⅰ動詞1 （回答） answer; reply 2 （對待; 對付） treat; cope with; counter 3 （朝; 向; 面對） be tr...
  • 照 : Ⅰ動詞1 （照射） illuminate; light up; shine 2 （反映） reflect; mirror 3 （拍攝） take a picture ...
  • 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） ...
  • 相對 : 1. （面對面） opposite; face to face 2. （非絕對的） relative 3. （比較的） relatively; comparatively
  • 照射 : shining; raying; shine; illuminate; light up; radiate; irradiation; radiation; bombardment; illum...
  1. The relative biological effectiveness of 0. 5 mev neutrons to induce micronuclei in the root - tip cells of onion seedlings after irradiation as dry dormant seeds

    單能中子照射洋蔥干種子后在根尖細胞內誘發微核的相對生物效應
  2. Changed of moon phases are brough about by the non - self - luminosity and the opacity of the moon. as the moon is a spherical body, sunlight can only illuminate half of the moon. viewing from different directions, the moon will appear to take the shapes of a circle, a semi - circle, a crescent, a gibbous or even completely invisible at all when its dark side faces the earth

    由於月球本身不發光，只是反射太陽光，所以當月球運轉時，月球地球和太陽三者的相對位置便會不斷變化，因此，地球上的觀測者所見到月球被照亮的部分也在不斷變化，從而產生不同的月相
  3. 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。
  4. The results showed that the relative survival rate of zoospores decreased with the uv radiation time and distance increased, and the uv radiation could reduce the growth rate, survival capacity, pathogenicity and reproduction capacity of phythophthora sojae remarkably

    結果表明：游動孢子的相對存活率隨照射距離及時間的延長而降低，紫外線照射使大豆疫黴菌生長速率、生存能力、生殖能力、致病性等都明顯降低。
  5. The new technology of non - contact life - parameter detection is relative to that of the normal contact one, which uses microwave beams to illuminate the human subject, whose reflected wave will be modulated by the surface movement resulting from the physical activity. by this way, some parameters of the reflected wave, such as frequency and phase will be changed. if these changes can be detected, the life parameters such as respiration rate and heartbeat rate will be extracted from those changes

    非接觸生命參數檢測是相對于常規的接觸式檢測而言的一種新技術，它利用微波束照射人體，其回波信號被人體生命活動引起的體表微動所調制，使得回波信號的某些參數（如頻率、相位）發生改變，檢測到這些變化就能從中提取出人體的生命參數（如呼吸或心跳） 。
  6. New york ( reuters health ) jul 31 - plasma testosterone levels in infant boys conceived by intracytoplasmic sperm injection ( icsi ) are significantly lower than in their naturally conceived counterparts, according to danish researchers

    紐約（路透社健康專欄） 7月31日? ?丹麥研究人員發現，通過精子卵母細胞漿內注射（ icsi ）產下的男嬰與自然受孕的對照個體相比，其體內血漿睪酮水平明顯下降。
  7. Ion objective : to investigate effect of nd : yag laser irradiating root canals on periapical tissue. methods : three minipigs were used in this study, deciduous premolars were opened, pulps were extracted, root canals were enlarged, then irradiated with nd : yag laser 30s and filled conventionally. the changes of periapical tissue were observed after 1, 3, 7 and 15 days. results : after one day, periapical tissue showed enlargement and engorgement of blood vessel and a few of leukocyte, the changes were more serious than in control. after 3 and 7 days, there were minor reactions in periapical tissue and same as the control group. after 15 days, periapical membrance in most specimens was normal. slight inflammatory reaction was found in the test group as same as in control group. conclusion : there was little damage to periapical tissue with the laser irradiation

    目的:觀察激光在根管內照射后對根尖周組織的作用.方法:選3隻小型豬，全麻下將乳前磨牙開髓、抽髓，根管擴大后，激光照射30秒，做常規根管充填.對照組為常規根管充填. 1天、 3天、 7天和15天後觀察根尖周組織的變化.結果:激光照射后1天，根周膜血管充血、輕度炎癥，對照組只有根尖周膜充血.激光組組織反應比對照組稍重.激光照射后3天和7天，少數病例根周組織有輕度的刺激與對照組的病理表現相近.激光照射后15天部分標本根周膜正常，部分標本有輕度炎癥反應，與對照組結果基本相似.結論:本激光照射條件對根尖周組織沒有明顯損傷作用，可供臨床應用時參考
  8. On the premise that the basal transducer layout was designed according to the requirements of deep - sea exploring surroundings and technology on the basis of the hardware structure and data collecting ways of interferometric sonar, the echo signal by energy relativity search is analyzed and calculated, altitude data of the tiny terrain on the seabed under real - time irradiation of ultrasonic is gained as to provide parameters of best cutting depth for intellectualization of the seabed mining vehicle timely and promptly

    摘要在相干聲納硬體結構及數據採集方式的基礎上，結合具體的深海鈷結殼探測環境和技術要求，確定了換能器基本布局，探討了信號採集與處理方法，利用能量相關搜索法對回波信號進行分析和計算，得出超聲波實時照射下的海底表面微地形高程數據，為海底采礦車智能化開采提供實時、快速的最佳切削深度參數。
  9. The purpose of this thesis is to develop the laser assisted wet chemical etching on the gaas substrate. the main contents and contributions include : 1 ) laser - assisted wet mask - etching method and poles - etching method have been proposed laser - assisted wet mask - etching method is that the area which need not etched is covered by mask film, and the uncovered area is processed by laser induced wet etching

    本文的工作就是圍繞半導體gaas基片的激光化學誘導液相腐蝕技術開展的，主要的研究結果和創新之處如下: 1 ）提出了激光誘導液相抗蝕膜掩蔽法和電極腐蝕法抗蝕膜掩蔽法是指在基片表面不需要腐蝕的區域用抗蝕膜覆蓋，激光照射在無抗蝕膜區域，對基片進行腐蝕。
  10. In the light of such technique the ability of detection on object will be greatly improved and the distance of detection of that will be certainly farther than before

    由激光照射到待探測的目標上，用ccd相機對目標進行拍攝。利用此項技術可以大大增加目標探測能力和探測距離。
  11. 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
  12. Accordingly, dl - propranolol impaired rat ' s spatial learning in the water maze when infused into area ca1 20min pretraining. compared with control rats, the dl - propranolol - treated rats showed significantly slower learning in the water maze and subsequently exhibited poor memory retention at 24 - hr

    對應的，訓練前20分鐘在ca1區注射dl -心得安，大鼠在水迷宮中的學習速度顯著慢于對照組，訓練后24小時的空間記憶保持也相應地差。
  13. The research of this paper includes : ? high - speed photography and flash x - ray radiography are both used to capture the process of al shell ' s great deformation under low pressure. front illuminations are used to get the development of the fracture on the al shell. the relative energy release is analyzed from overpressure curves measured with some sensors

    本文的研究內容主要包括： ?在受試炸藥經歷低應力大變形過程的susan試驗中，同時採用高速攝影、閃光x射線照相對彈體的撞靶過程進行了拍攝，得到了殼體膨脹變形過程圖像，並使用前照明技術觀察到了鋁殼表面產生的裂紋及其發展變化過程；從壓力傳感器測量的空氣沖擊波超壓曲線，獲得反應釋放總能。
  14. Evaluation and routine testing in medical imaging departments - part 2 - 2 : constancy tests - radiographic cassettes and film changers - film - screen contact and relative sensitivity of the screen - cassette assembly

    醫療圖像部門的評估和常規檢驗.第2 - 2部分:穩定性試驗.射線照相暗盒及膠片更換器.屏幕盒組件的膠片-屏幕接觸和相對感光度
  15. For the spectral radiance calibration of solar ultraviolet spectrum monitor, a basc > 4 diffuser is used, and a more accurate calculation for spectral radiance response is given by a integral formula. process of download signal data from solar ultraviolet spectrum monitor on spaceship obtains measurement results of solar ultraviolet spectral irradiance and solar backscatter spectral radiance

    根據太陽紫外光譜監視器的地面標定結果，對從神舟三號上下載的測量數據進行處理獲得了地外太陽紫外光譜輻照度和地球大氣後向散射光譜輻亮度，與國際上的測量結果對比相對誤差在10 %以內。
  16. This kind of reflectors possessed the advantages of the traditional reflectors and the phased arrays. the reflectarray is made up of lots of resonant elements. when the feed radiate the reflectarray, the reflected wave could be focused at some desired direction owing to the adjustment of each element

    這種陣列反射天線具有反射天線和陣列天線共同的優勢，它的基本結構就是由大量的無源諧振單元組成的單屏或多屏周期性陣列，然後由一個饋源照射這個天線，通過調節介質板上每個單元對于入射波的散射相位，使得反射波在特定的方向實現同相位，發射出方向性極強的筆形波束。
  17. A miniature swine model of nerve transplantation was used to investigate the effects of preoperative ultraviolet - b ( uv - b ) - irradiated donor alloantigen portal venous infusion and injection of cultured major histocompatibility complex ( mhc ) - matched schwann cells into the nerve graft

    本試驗通過一個小型的豬的神經移植模型來調查經以下處理后移植物的抗原性：術前紫外線- b照射供體移植物，肝門靜脈浸泡神經移植物以及向移植物內注射培育過的主要組織相容性復合物配對雪旺細胞。
  18. Standard test method for determining relative image quality of industrial radiographic film exposed to x - radiation from 4 to 25 mv

    曝光於4至25mv的x射線放射的工業放射照相膠片的相對影象質量的測定方法
  19. The design results and the performance evaluation of f - theta200 and f - theta500 are given in detail. the designed lenses are simple and compact and their cost are low. the focusing performances are within diffraction limit, the relative illuminations quite uniform and the distortion relative to the f - theta linear relation small

    詳細給出了f - theta200和f - theta500的像質評價和研製結果，所研製的f - theta鏡頭具有工作面積大、結構簡單緊湊、加工成本較低、聚焦性能達到衍射極限、工作面上相對照度分佈均勻、能量集中度高和畸變小等優點。
  20. Deduced the elements of the “ spectrum shifting ” : use the resting fringe illuminate target many times, take pictures of the illuminated target, process the pictures by algorithms, at last, abtain the high resolution image of the target

    理論推導了「頻譜搬移法」的成像原理:多次利用相位不同的靜態條紋對目標的頻譜信息進行搬移，對照射條紋后的目標進行成像，利用演算法對多幅圖像綜合處理，得到目標高解析度圖像。
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