high-radiation field 中文意思是什麼

high-radiation field 解釋
高輻射場
  • high : adj 1 高的〈指物,形容人的身高用 tall〉;高處的;高地的。2 高級的,高等的,高位的,重要的。3 高尚...
  • radiation : n. 1. 發光,射光,放熱,放射,發射。2. 【物理學】輻射;放射物;輻射線[熱、能];照射(作用)。3. 【動、植】輻射形;【測】射出測量法;【醫學】射線療法。
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  1. In the first chapter, the high power microwave device development process was reviewed, the physical mechanisms underlying superradiance phenomenon based on cherenkov radiation expounded and the research activities in this field, both in and out of china, summarized

    首先簡述了高功率微波器件的發展歷程和切倫柯夫超輻射機理,比較詳細介紹了國內外在這一領域的研究狀況。
  2. The maximum of instantaneous global radiation is beyond 1000w / m2 and the ten - days average intensity is 338. 90w / m2 because of high atmospheric transparency over semi - arid rainfed agriculture region of loess plateau between june and august. global radiation, reflected global radiation and surface long wave radiation emerge the characteristic of daily variations on a typical clear day and cloudy day, whereas atmospheric long wave radiation has not this characteristic. meanwhile, net radiation, latent heat flux sensible heat flux and soil heat flux appear the same characteristic as the mean daily variations above spring wheat field and bare soil on a typical clear day and cloudy day

    黃土高原半乾旱雨養農業區夏秋季大氣透明度較高,晴天地面的總輻射值最大瞬時值均超過1000w m ~ 2 , 6 8月總輻射旬平均強度為338 . 90w m ~ 2 ;典型晴天和陰天總輻射、反射輻射、地表長波輻射均表現出明顯的日變化特徵,而雨天沒有明顯的日循環規律;無論是晴天、陰天還是雨天,大氣長波輻射基本沒有明顯的日變化規律。
  3. Our earth is constantly bombarded by high - speed high energy particles 400 km sec and radiation from the sun. we are shielded from these hazards by earth s atmosphere and magnetic field

    地球其實不斷受到太陽向外拋射的高速高能粒子每秒400公里和輻射的襲擊,可幸我們受到地球大氣和磁場的保護才倖免于難。
  4. This dissertation is mainly about the transit radiation of the electron beam passing through the gap with the random standing wave electric field. in order to satisfy the requirement of the task, the feasibility of generation of more than 1 gw high power microwave in x - band using the transit radiation oscillator based on the transit effect is studied

    研究了二維柱坐標系網格劃分演算法,並用此演算法對五腔開放腔進行網格劃分,採用時域有限差分與快速傅里葉變換相結合的方法計算了五腔開放腔/ 6 、 2 / 6 、 3 / 6 、 4 / 6 、 5 / 6模這五個模式的頻率和場分佈。
  5. Chapter five, construction of enterprise education pattern, the writer proposes, on the basis of induction and explanation of practical pattern of chinese enterprise education, that a pattern group be established, including high education pattern - running - through pattern, basic education field - penetration pattern, professional education field - combination pattern and adult education field - radiation pattern

    第五章,創業教育模式的構建。在歸納和闡述我國創業教育實踐模式的基礎上,本人提出應構建一個模式群體,這一群體應包括:高等創業教育模式? ?貫穿模式;基礎教育領域? ?滲透模式;職業教育領域? ?結合模式;成人教育領域?輻射模式。
  6. In the paper, we put forward the combination of micro electronic technology, mems technology and vacuum micro electronic technology to develop a micro electronic pressure sensor with overload protection. the pressure sensor consists. of elastic anode membrane, isolation layer, vacuum micro cavity and field emission catelectrode tip array with overload protection. such pressure sensor has many advantages, such as high temperature stability, radiation resistance, fast response, high sensitivity, small volume, simple secondary instruments and bulk production

    本文在重慶市科技「十五」項目的資助下,提出利用微電子技術、 mems技術和真空電子技術相結合的方法,研究一種帶過保護功能的真空微電子壓力傳感器,該壓力傳感器由帶過保護的場致發射陰極錐尖陣列、彈性陽極膜、絕緣層、真空微腔所構成,具有溫度穩定性好、抗輻射、快響應、高靈敏、體積小、二次儀表簡單、可批量生產等優點,具有廣泛的應用市場。
  7. According to geometrical focusing theory, the gamma knife can focus in spirals 30 beams of co - 60 gamma rays through a collimator to form a high - quality high - dose radiation field. the size of radiation filed can be varied and shaped according to tumor size for 3d radiotherapy. therefore, it can effectively increase radiation dose to tumor tissues and decease radiation dose to normal tissues

    根據幾何聚焦原理,將30束鈷60伽瑪射線通過準直后經一個固定的軸線旋轉聚焦,形成品質優良的高劑量區分佈,經治療計劃系統的優化,可使高劑量區的劑量分佈,在三維方向上和腫瘤的形狀一致,從而實現三維適形放射治療。
  8. Because of its excellent properties, such as large band gap, high thermal conductivity and high breakdown electric field, sic is appropriate for the electronic devices which can operate at extremely high temperatures and high radiation

    Sic材料具有禁帶寬、熱導率高、臨界擊穿電場高等特性,特別適合高溫、強輻射等惡劣環境下工作的電子器件製造。
  9. It has many advantages including excellent device isolation function, less parasitic effects among different parts, high speed, good radiation toleration, and high integration density, etc. consequently, high voltage soi spic has become a new field of power integrated circuit research

    它具有器件隔離性能好、器件間的寄生效應小、電路工作速度高、抗輻射能力強和集成度高等優點。因此基於soi的高壓智能功率集成電路已經成為功率集成電路研究的新領域。
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