熱裂變 的英文怎麼說

中文拼音 [rèlièbiàn]
熱裂變 英文
thermal fission熱裂變因子 thermal fission factor
  • 裂 : 裂動詞[方言] （東西的兩部分向兩旁分開） open
  • 裂變 : [核物理] atomic fission; fission; nuclear fission
  1. Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance

    通過試驗研究認為：玻璃纖維瀝青碎石的技術性能不如瀝青碎石好，但路用彈性性能較好，如能解決拌和工藝問題，調整纖維絲的品種，增大其直徑，其路用性能仍值得探討，瀝青橡膠碎石結構層具有變形性能和抗裂性能良好，空隙率小，防水性能好，熱穩定性較好，施工工藝簡單的特點，因此，瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料，也是防止半剛性基層收縮裂縫反射的良好結構措施，在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層，雖然造價比夾鋪土工布高，但其施工工藝，抗裂性能和防水性能均優于土工布，不僅可以大大減少半剛性基層材料的反射裂縫，延長路面使用壽命，而且可能適當減薄瀝青混合料面層的厚度，雖然初期造價有所增加，從長遠來看，具有十分重要的技術和經濟意義。
  2. In experiment, the dsc technique was used to analyze the effect of electric fields on the precipitate kinetic of al - li alloy solutionized with electric fields. the energy spectrum, tem and sem techniques are employed to investigate the elements solution, precipitates, fracture character, conductivity and vickers hardness. also, the solidification of al - cu eutectic alloy was conducted with the influence of electric fields

    在實驗上，利用dsc熱分析技術，分析了電場作用對al - li合金相析出動力學的影響；採用能譜成份檢測，透射電鏡和掃描電鏡等多種微觀檢測手段，對鋁合金的析出相，斷裂特徵、合金電導率和維氏硬度等性能在電場作用下的變化進行了系統的研究，並觀察了al - cu共晶合金在電場作用下的凝固組織。
  3. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象，採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料，結合其力學性能、掃描電鏡和界面微區能譜分析結果，分析了sic _ p al復合材料的真空燒結過程中的界面現象，以及材料增強和斷裂機理，並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態（應變率為3 . 3 10 ~ （ - 3 ） s ~ （ - 1 ） 5 . 2 10 ~ 3s ~ （ - 1 ） ）的壓縮破壞響應進行了研究，分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下，材料的變形和微觀損傷機理，以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。
  4. The factors that probably leads to cracks are put forward based on the analysis, which in turn are : the deformation of surrounding rock and the deformation of concrete volume and the pelter of air temperature and thermal insulation temperature rise and the thickness of liner and cooling pipe

    通過分析得出了導致裂縫的幾種可能原因依次為：混凝土的圍巖變形、自生體積變形、氣溫驟降、絕熱溫升、襯砌厚度和冷卻水管等，為今後類似工程提供理論依據。
  5. The following results were found, i. e., the water ratio affects obviously the acoustic wave velocity of rock sample ; the wave velocity is higher in saturated rock samples than in unsaturated ones ; and it decreases gradually with the strain of samples during uniaxial compression ; and also with the lengthening holding time at 160 ; when heating the samples the acoustic wave velocity increases slightly in initial stage and comes to the peak value at 60, then decreases gradually with increasing temperature ; meantime, there is a certain temperature effect on rock samples size

    實驗發現含水率對波速影響比較大，飽和巖樣的聲波傳播速度高於不飽和巖樣的聲波傳播速度；人工預制裂紋對聲波傳播速度影響不大；單軸壓縮條件下，聲波傳播速度隨應變增加逐漸降低；在同一溫度（ 160 ）下，波速隨保溫時間的增加而逐漸降低；在對巖樣逐漸加熱情況下，初始加熱階段波速略有升高，當溫度達到60時，巖樣波速達到峰值，之後隨著溫度繼續升高其波速逐漸下降；波速隨溫度變化具有一定的尺寸效應。
  6. It was found that nitrogen increased the fracture strength of silicon single crystal. we consider that the nitrogen may change the shockley band on silicon surface and form complex to influence the fracture procedure

    本文從硅材料的基本概念入手，闡述了硅單晶材料的脆性斷裂、脆塑轉變以及在熱處理過程中的翹曲研究，並通過這三個部分進行實驗。
  7. Nothing less than a fission bomb can ignite a thermonuclear reaction.

    威力比一個裂變炸彈小的任何東西都不能點燃熱核反應。
  8. The proper interpass temperature is required to prevent cold and hot cracking as well as the proper selection of welding filler material, to produce the proper creep resistance and toughness

    需要適當的程間溫度和正確選擇填充金屬材料來防止冷熱裂縫，產生適當的蠕變阻力和韌性。
  9. Because of the intrinsic fractional absorption of the laser energy with the conventional solid output windows for high energy lasers ( hel ), the optical quality will be degraded, or the overall hel system cannot run at all when the laser energy are far higher, or the system runs longer time

    然而，由於高能激光器傳統的固體輸出窗口具有不可避免的部分吸收作用，因此，當輸出激光功率很高，或激光器長時間工作時，固體輸出窗口就會產生熱畸變、甚至炸裂或被擊穿，從而影響輸出激光的光束質量或使高能激光器根本無法工作。
  10. A failure which results in the loss of capability of a component to perform its intended safety function, and any consequential failures which result from it

    一種物質或媒介，用以減慢核裂變所釋放的快中子，將之變為熱中子，以產生更多熱核裂變。
  11. A failure which results in the loss of capability of a component to perform its intended safety function ( s ), and any consequential failures which result from it

    一種物質或媒介，用以減慢核裂變所釋放的快中子，將之變為熱中子，以產生更多熱核裂變。
  12. A two - dimensional model is proposed for simulation of gas phase cracking of 1, 2 - dichloroethane ( edc ) to produce vinyl chloride monomer ( vcm ) in tubular reactor furnace, in which side reaction of coke precursor formation is taken into consideration

    摘要建立了二氯乙烷在管式反應器中進行氣相熱裂解的二維模型，模型考慮了二氯乙烷熱解生成氯乙烯的主反應和生成焦前體的副反應以及氣體密度變化對裂解反應的影響。
  13. In the " nuclear island ", heat is produced by nuclear fission in the reactor and delivered by pressurised water in the

    核島內的反應堆會進行核裂變，並產生熱力，熱力由
  14. In addition to splitting the nucleus into two halves, the process releases two or more neutrons and a large amount of energy in the form of heat. the released neutrons in turn hit more uranium nuclei and release more neutrons to produce a chain reaction

    核裂變過程除了把原子核分裂成兩份外，亦會釋放大量的熱能及同時放出兩個或以上中子，以撞擊更多鈾原子核，再釋放更多中子，產生鏈式裂變反應。
  15. Due to the inevitable absorption of crystal window, the crystal window will be distorted even burst while the power of high energy laser apparatus is several hundred thousand watt even mega - watt, so the quality of laser beam will be influenced and the laser apparatus will not work properly

    由於晶體材料窗口不可避免的部分吸收作用，對于目前幾十萬瓦甚至兆瓦級的高能激光器來說，晶體窗口會產生熱畸變甚至炸裂，從而影響輸出光束質量甚至使激光器根本無法工作。
  16. Much information was achieved by analysis of different kind of tar samples, including the production and evolution of tar in gasification process, the variation of tar composition under catalytic or thermal cracking conditions. and the mechanism of tar cracking was discussed in - depth with the variation of tar composition under different cracking conditions

    對多種焦油進行分析，獲得了大量焦油構成信息，並以此對生物質氣化過程中焦油的產生和變化情況、催化裂化或熱裂化過程中焦油組分的變化情況、以及裂化過程參數對焦油組分和焦油量的影響進行了深入的機理性分析。
  17. Except the asphaltenes, the other 4 part was given to the gc / ms. h ) comparison of gas contents and flow rate before and after the catalytic cracking reaction ; i ) the energy cost of the catalytic cracking ; after the exper

    在此基礎上，結合熱裂解和催化裂解的反應理論解釋了生物質焦油的催化裂解原理，同時分析了催化裂解和熱裂解前後氣體成份和含量的變化。
  18. B ) the concept of ratio of conversion ; c ) effect of temperature and residence time on tar conversion ratio ; increasing the temperature and residence time is beneficial to tar cracking, and the effect is not evidence when t > 900c and > 1. 0s d ) effect of cracking temperature on the tar conversion ratio with sic ; e ) effect of different catalyst on the tar conversion ratio ; some catalyst was test in the experimental system and dolomite is a most promising one

    研究了生物質焦油含量隨熱解溫度和生物質原料的變化趨勢，提出了生物質焦油裂解率的概念、探討了不同條件（熱解溫度、停留時間）下熱裂解的效果和不同催化劑，不同反應條件下對焦油催化裂解效果的影響，催化劑在使用過程中由於積碳、中毒等原因會使得活性喪失，本文針對催化劑活性的喪失以及再生進行丁試驗研究和理論分析。
  19. In the model, many processes or phenomena such as crack friction and growth, heat conduction, phase transformation of oxidant particulates, heat generation by viscous liquid layer, chemical reactions of gases in cracks, heat and mass exchange between phases of gas and solid, are described

    模型描述了裂紋滑移擴展、熱傳導、含能顆粒相變、液化層粘性加熱、裂紋內氣相反應、氣相固相質量能量交換及與裂紋擴展耦合等過程。
  20. The porosity changing during the cellulose pyrolysis and convective mass transfer caused by pressure variations was also considered in the model. the reaction product distribution varying with the reactor temperature and reacting time was obtained

    模型考慮了纖維素在熱裂解過程中孔隙率變化，以及內外壓力差引起的對流傳質，並在此基礎上，進行了相應的計算。
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