點放射源 的英文怎麼說
中文拼音 [diǎnfàngshèyuán]
點放射源
英文
point radiation source- 點 : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
- 放 : releaseset freelet go
- 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) ...
- 源 : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
- 放射 : radiate; emit; blas; radiation; emission; shooting; shedding; abjection; emanation; effluence
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Abstract : under the base of investigation and research on natural radioactive nuclein in coal of yili area, combining with the distributing characteristic and law of radioactive nuclein in coal of area and residents ' customer of using coal in yili area, the article raises decrement, resources, harmless and prevention and control measure of whole course managing rule with having a definite object in view and put foward a feasible plan and way for economie developmant of yili area, resonable development and utilization of coal resources, preventing from pollution because of mining and utilizing coal and further protecting people ' s health
文摘:在對伊犁地區煤中天然放射性核素調查研究的基礎上,結合伊犁地區煤中放射性核素分佈的特點、規律以及伊犁地區居民的用煤習慣,有的放矢的提出了減量化、資源化、無害化以及全過程管理原則的防治措施,為伊犁地區的經濟發展,煤炭資源的合理開發和利用,防止因煤炭的開采利用而造成的污染,建設性的提出了切實可行的方案和途徑。Medical investigation on the effects of radioactivity in the field of petrochemistry
重點放射性污染源監督監測工作的探討Based on the preliminary knowledge of color coordinate, color space and color difference, in chapter 4, we focus on the image preprocessing, that is the gamut mapping between the color paper and the crt displayed image. color correction and its realization of our lcos digital image print head are also given in this chapter
在第四章,我們重點研究的用於數碼沖印的顏色校正模塊及其實現,這一部分在簡要介紹色坐標與顏色空間,色差計算公式的基礎上,將重點放在數碼彩擴機目標色域以及源色域色域映射方法,密度計密度空間以及色度空間映射關系,即時色度與密度空間的關系等的研究。In the closeup view on the lower left, also color coded by x - ray energies, the point sources have been taken out to emphasize the hot gas clouds in the central regions of the antennae
在左下的放大圖中(仍按x射線波段的著色法表示) ,點源已被扣除,這樣就可以突出觸角星系中心區域的熱氣體雲。These are strategic points that emit dark or light magic. this magic will radiate around the fountain, and players who stand in the area of effect recover their mana faster
魔法源泉是能釋放出黑暗魔力或者光明魔力的戰略要點,魔法源泉會向周圍輻射出魔力,玩家如果站在輻射范圍內就可以獲得更快的魔法恢復速度。In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given
從光路、光學元件的自行設計到理論分析計算,初步建立了一臺實驗系統;採用abcd矩陣法結合collins公式計算了四通式單光柵展寬器的展寬量,並模擬了相關參數對展寬比的影響,對實驗具有指導意義;評價了再生放大器和多通放大器的優缺點,對放大過程中通常忽略的放大自發輻射現象( ase )進行了分析,並提出了相應的解決方法;針對放大過程中出現的增益窄化和增益飽和現象,對輸入種子脈沖提出了一種新的分段頻率調制函數,實現了對增益窄化效應和增益飽和效應的共同抑制;提出了系統的材料(包括放大介質和光路中的普通介質)正是融合高階色散的來源。Because of sub - critical safety, fully using of the thorium - uranium resources and efficiency disposal high - radioactivity waste, this research has become the hot pot
因為具有次臨界安全性、充分利用釷、鈾資源和高放射性廢物的處置三大優點,成為研究的熱點。The whole - body gamma knife system is a kind of non - invasive medical instrument by using co - 60 as the gamma ray source. according to geometrically focusing theory, the gamma knife system can precisely focus in spirals 30 beams of gamma rays from different directions to a target through a collimator. by the collimator s direction, the predetermined lesion will be under radiation in heavy dose and subsequently be destroyed completely
體部伽瑪刀是利用能產生伽瑪射線的鈷60作為放射源,根據幾何聚焦原理,將30束伽瑪射線從不同方向和位置通過準直后經一個固定的軸旋轉聚焦到焦點,形成品質優良的劑量區,將腫瘤組織置於該高劑量區中,即可在預定時間內將病變組織摧毀,體表和焦點以外的正常組織僅受到瞬時照射而基本上不受損傷。Through the active of radioactive source collection and stroage, this article ana1zed the problems of radoactive management in county, and pointed out some countermeasures
摘要通過一起廢棄放射源的收貯行動,分析了目前輻射管理工作中存在的問題,並針對性地提出了幾點建議。分享友人