輻射抗性 的英文怎麼說

中文拼音 [fúshèkàngxìng]
輻射抗性 英文
radiation resistance
  • 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） ...
  • 抗 : Ⅰ動詞1 （抵抗; 抵擋） resist; combat; fight 2 （拒絕; 抗拒） refuse; defy 3 （對等） contend with...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 輻射 : radiation; exposure; radio; beaming
  1. Because it ’ s hard to get radiation - harden hardware overseas, so the software fault tolerance techniques are significant for our national space enterprise. the computer platform of 863 plan project ” micro intelligent free - flying space robotic system ” consists of cots component. the orbit and the radiation environment of the robot are similar to ones of the argos satellite, and the system is required to have high reliability. therefore it ’ s necessary to applied the software fault tolerance techniques into the system to improve the anti - radiation capability after the techniques been verified valid

    因為我國很難從國外獲得輻射加固的硬體，所以，這項軟體容錯技術對我國航天事業的發展具有較大意義。 863計劃項目「小型智能飛行機器人系統」所用的計算機平臺採用商用器件，其衛星的運行軌道與argos衛星軌道近似，面臨的輻射環境與argos衛星相似，要求具有高可靠性。因此，小型智能飛行機器人系統有必要在驗證sihft技術有效的基礎上，應用軟體容錯技術，提高其空間抗輻射能力。
  2. Sepiolite has low shrinking rate, plasticity is good, alkali - resisting and easy to dissolve, absorb the peculiar industry performance such as being strong of performance, in addition, also absorb, decolouring, hot stability is anticorrosive, resist radiation and insulate against heat, the characteristic such as being insulating, is used in the non - asbestos jointing sheet, various of brake shoes, paint, sound insulation of the building mainly, thermal insulator

    海泡石具有收縮率低，可塑性好，耐堿易溶解，吸附性能強等特有的工業性能，除此之外，還具有吸附，脫色，熱穩定，抗腐蝕，抗輻射及隔熱，絕緣等特性，主要用於密封產品如非石棉橡膠板，摩擦產品如各式剎車片，油漆、塗料，建築隔音、隔熱材料。
  3. Sepiolite has low shrinking rate, plasticity is good, alkali - resisting and easy to dissole, absorb the peculiar industry performance such as being strong of performance, in addition, also absorb, decolouring, hot stability is anticorrosie, resist radiation and insulate against heat, the characteristic such as being insulating, is used in the non - asbestos jointing sheet, arious of brake shoes, paint, sound insulation of the building mainly, thermal insulator

    海泡石具有收縮率低，可塑性好，耐堿易溶解，吸附性能強等特有的工業性能，除此之外，還具有吸附，脫色，熱穩定，抗腐蝕，抗輻射及隔熱，絕緣等特性，主要用於密封產品如非石棉橡膠板，摩擦產品如各式剎車片，油漆、塗料，建築隔音、隔熱材料。
  4. In this article based on vibration theory of the flexural plate, the frequency equation, the equivalent mass and radiation impedance are derived and further, design theory is introduced

    本文從薄圓板彎曲振動理論出發，推導了這種階梯圓盤的頻率方程、等效質量、等效彈性和輻射阻抗，並進而提出了這種階梯圓盤的一般設計方法。
  5. It is designed according to electrical stove or microwave oven request. heating pipe adopts high temperature resistance mgo powder as the insulation medium and the stainless steel case is passed oxidation deal through the advanced web band protection oven 1050c in order to become the a special oxidation layer and improve the high temperature oxidation and bittern corrosive performance of the heating pipe. the heating tube has high power density and strong heat radion. this product with good safe performance can work normally after 3000hrs life test

    加熱管選用耐高溫氧化鎂作絕緣介質，不銹鋼外殼經過先進的網帶氣體保護爐1050的氧化處理，形成一種特殊的氧化層，提高電熱管的抗高溫氧化及鹽鹵的腐蝕性能。電熱管的功率密度較高，熱輻射能力強。產品經長達3000h的壽命試驗后，仍能正常工作，安全性能好。
  6. At present, the solar cells used on space aircrafts are still mainly si and gaas solar cells. however, the radiation resistance ability of these two materials is poor. since the photoelectric conversion efficiency attenuates rapidly with the radiation, the lifetime of si and gaas solar cells is short and their stability is not satisfied for space applications at van allen belt

    目前國內外用於航天器上的太陽電池主要為si和gaas太陽電池，但這兩種材料的抗輻射能力較差，其光電轉換效率由於高空輻射衰減很快，因而壽命短，穩定性差，不能滿足用於vanallen強輻射帶的空間應用需要。
  7. The simulation results are compared to the normal dipole antenna in order to observe the influence of fractal and investigate the effect of antenna miniaturization. the relationship between miniaturization and fractal dimension is researched. the koch and 3 / 2curve fractal unit are applied to yagi - uda antenna, the performance like impedance characteristic and radiation pattern is simulated by cst microwave studio ?

    對其阻抗特性及輻射方向圖進行了模擬計算，並分別與未應用分形的普通半波振子天線相比較，觀察分形對天線性能的影響，以檢驗分形天線小型化的效果，研究了尺寸縮減性與其分形結構的分形維數之間的關系。
  8. Components for hot cells - part 2 : requirements on radiation resistance, corrosion resistance and decontaminability

    熱室用元件.第2部分:抗輻射耐腐蝕和去污性的要求
  9. The research uncovered the facts that, in the design of space vehicles, the single event effects induced by high - energy protons and iron ions in space must be taken into account seriously, the proper hardening measures must be taken to protect the electronic devices from disfunction. it is also suggested that, for the low - orbit satellites, the south atlantic anominal zone should be avoided

    宇宙高能質子和鐵離子的單粒子效應在航天任務設計中需要重點考慮，空間應用的電子學元器件，必須進行適當的抗輻射加固，在設計低軌道衛星軌道時必須設法避開南大西洋異常區（ saa ） ，航天任務設計中還需要掌握太陽質子事件總體上11年為周期的特性。
  10. In the part of thesis ' s design, we calculated the frequency characteristics, radiation characeristics and resistance characteristics of outboard - driven flextensional transducer, and optimized the size of structure

    在論文的設計部分，對外部驅動的彎張換能器的頻率特性、輻射特性及阻抗特性進行了詳細的計算，對結構尺寸進行了設計優化。
  11. Pectin and pectin containing items, obtained on the developed technology, have radioprotectal, antioxidant and other properties, that stipulates their application as a main component of a preventive and medical feed

    用研製出的工藝生產出的果膠和果膠產品具有防輻射、抗氧化及其它性能，可作為預防及治療食品的主要成分。
  12. Then the influences of the dimension parameters on the impedance property and radiation property are studied, and the relationship between the feed height and the impedance property is presented

    並討論了天線尺寸對于阻抗以及輻射特性的影響，提出了饋電高度對于天線性能的重要意義。
  13. The conformal microstrip antenna with some unique character has been applied in many fields, especialy on speedy objects. in this paper, an efficient fdtd algorithm is introduced to analyse the microstrip antenna. firstly, the fdtd formula in descartes coordinate system and in cylindrical coordinate system are obtained from the time _ dependent maxwell equations using the yee algorithm in a calculating region where the dielectric parameters are independent of time and space. the choice of the space discretization units and the time discretization interval are discussed which are decided by the accuracy and stability respectively. the shape and setup of the excitation source are discussed too. the excitation source is chosen to be gaussian pulse in shape. secondly, the mur ' s first - order and second - order boundary condition are deduced in cylindrical coordinate system. the methods of transforming radiation fields from near zone to far zone in the frequency domain and in the time domain are presented when fdtd is applied to analyse the characteristics of far zone. finally, three kinds of microstrip antennas are analysed. they are a slot antenna that lies on a plane ground of a microstrip, a slot antenna that lies on a cylindrical ground of a microstrip and a microstrip line _ fed aperture coupled stacked rectangular patch antenna in cylindrical coordinate system

    本文從麥克斯韋旋度方程出發，建立了笛卡兒坐標下無源空間中均勻無耗媒質的fdtd基本方程和圓柱坐標下無源空間中均勻無耗媒質的fdtd基本方程，詳細討論了fdtd法計算中時間步長和空間步長的選取原則以及激勵源的類型和設置；推導了mur一階和二階邊界條件在圓柱坐標下的差分格式；給出了在用fdtd法計算天線的遠場輻射特性時必需採用的頻域和時域近場遠場變換技術；最後用fdtd法計算了平面微帶縫隙天線、柱面共形微帶縫隙天線和柱面共形微帶層疊天線的輸入阻抗和遠區輻射場，並分析了天線的一些參數的變化對天線輸入阻抗的影響，得出了一些有用的結論。
  14. When compared with kds301 ( lexa + ), xe ( lexa - ) cells showed quite similar levels of survival curve to y - irradiation and mmc, indicating lexa gene had no effect on radiation resistance of deinococcus radiodurans. deinococcus radiodurans " lexa had no revelance with its extremely radioresistance. the recombinant plasmid pza172 was constructed by cloning the lexa gene of deinococcus radiodurans into the vector plasmid puc19 in the downstream of lacz promoter

    對lexa基因突變體xe的研究表明，其輻射抗性與lexa基因野生型的抗輻射菌kd8301相近，存活曲線上均顯示有一個寬大的肩區，結果發現lexa基因的突變並沒有改變抗輻射菌的獨特抗性，說明lexa基因與輻射抗性無關。
  15. In order to reveal the mechanisms of extreme radioresistance and dna repair in deinococcus radiodurans, we examined proteome changes in a wild type strain following y - irradiation using 2 - dimensional polyacrylamide gel electrophoresis and silver staining

    為了研究耐輻射球菌極強的輻射抗性與dna修復機理，我們應用雙向電泳結合銀染的方法考察了野生型菌株kd8301在射線照射前後細胞體內總蛋白組的變化情況。
  16. Finally, applying the current basis function of three - term sinusoidal expansion, the radiation characteristic and input impedance of the vertical and horizontal antennas above lossy ground are analyzed by the method of moments with the variation of frequency, height from the ground and ground parameters

    最後，用矩量法，採用正弦插值基函數，研究地面上方垂直、水平線天線的輻射特性和輸入阻抗隨著頻率、離地高度、地面參數等變化的情況。
  17. Recently, a new gene dr0167 ( pprl or irre ) that serves as a general switch for downstream dna repair and protection pathways via its regulatory function on the gene expression of reca, ppra was discoveried. expression of d. radiodurans pprl also promotes dna repair and protection pathways and enhances the radioresistance of e. coli. this finding provides a new clue to understand the mechanism of dna repair, especially double strand break ( dsb ) repair

    最近我們實驗室在耐輻射球菌電離輻射敏感株中鑒定了一個與電離輻射抗性相關的基因ppri ，該基因可能通過調控dr細菌reca 、 ppra等基因的表達加速對電離輻射引起的dna損傷修復，而在大腸桿菌中表達ppri基因能促進reca 、 soda等表達水平顯著提高，使其抗輻射和抗氧化能力明顯增強，這將為我們理解其特殊抗性機制，特別是雙鏈斷裂修復提供新的線索。
  18. These proteins exhibited various cellular functions, most of them have not been reported to be relevant to radioresistance

    這些蛋白行使細胞的各種功能，絕大部分未曾報道與輻射抗性有關。
  19. The results of present paper suggest that it is feasible to discovery novel radioresistance - associated proteins by proteomics methods

    這些結果說明利用蛋白質組學的方法來發現耐輻射球菌輻射抗性相關蛋白是可行的。
  20. Thus clarifying the functions of these proteins may help us to better understanding the mechanisms of extreme radioresistance in this organism

    因此，解釋這些功能未知的蛋白可能會幫助我們更好的理解耐輻射球菌極端輻射抗性機理。
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