uranium fission 中文意思是什麼

uranium fission 解釋
鈾核裂變。

  • uranium : n. 【化學】鈾 （U）。 fertile uranium 鈾238。
  • fission : n. 1. 裂開，分裂。2. 【生物學】分裂生殖。3. 【原子能】（核）裂變。vt. ,vi. 【原子能】（使）裂變。
  1. Uranium fission may be accomplished by either fast or slow neutrons.

    鈾的裂變可用快中子或慢中子來完成。
  2. In 1945, all mankind came to know and fear the nucleus when the fission of 1 kg of uranium devastated hiroshima.

    1945年，當1公斤的鈾裂變使廣島成為廢墟時，全人類開始知道原子核並對它產生了恐懼。
  3. Indirect ionization by neutrons can also result from fission of plutonium or uranium isotopes.

    通過使鈈或鈾同位素裂變，中於也能產生間接的電離作用。
  4. None of the xenon isotopes we measured were the direct result of uranium fission

    我們所測量到的氙同位素，根本都不是直接由鈾的核分裂而來。
  5. The author and two colleagues recently used measurements of xenon gas ( a product of uranium fission ) to deduce that one of these ancient reactors must have operated with a duty cycle of about half an hour on and at least two and a half hours off

    作者與兩位同事最近透過氙氣（鈾的核分裂產物）的測量推測，這些遠古反應器其中之一必定曾經以運作半小時、關閉兩小時半的周期進行核反應。
  6. The simulation can be divided into three processes sequentially : calculating the induced fission neutron rate of uranium and space distribution by mam - li neutron source, computing the total uranium fission neutron count rate and time distributions of 42 3he tubes, and calculating the neutron coincidence counting rate

    第一步，以ain ? li源為中子源，計算鈾的誘發裂變中子產生二率及空間分佈；第二步，以鈾的誘發裂變中子為中子源，計算化根』 ne管的總中子計數率及時間分佈；第三步，計算中子符合計數率。
  7. Three decades ago french scientists discovered that parts of a uranium deposit then being mined in gabon had long ago functioned as natural fission reactors

    30年前法國科學家發現，當時正在開採的加彭鈾礦中，有某些部份在很久以前曾經是天然的核分裂反應堆。
  8. Standard test method for gamma energy emission from fission products in uranium hexafluoride

    六氟化鈾裂變產物釋放的射線能量輻射的標準試驗方法
  9. Kuroda ' s first condition was that the size of the uranium deposit should exceed the average length that fission - inducing neutrons travel, about two thirds of a meter

    黑田和夫推測出的第一個條件是，鈾礦床的大小，必須超過核分裂所產生的中子所移動的平均長度，約為2 / 3公尺。
  10. Uranium analysis by the emission of delayed neutrons, following fission of u235, has been described by amiel.

    阿密爾論述了應用U235裂變后產生的緩發中子流分析鈾的方法。
  11. Uranium analysis by the emission of delayed neutrons, following fission of u235, has been described by amiel

    阿密爾論述了應用u235裂變后產生的緩發中子流分析鈾的方法。
  12. Test method for atom percent fission in uranium fuel radiochemical method

    鈾燃料中原子裂變百分率的測試方法
  13. Test method for atom percent fission in uranium and plutonium fuel mass spectrometric method

    用質譜法測定鈾和鈈燃料中原子裂變百分率的試驗方法
  14. Standard test method for atom percent fission in uranium and plutonium fuel neodymium - 148 method

    釹- 148法測定鈾和鈈燃料中原子裂變百分比的標準試驗方法
  15. Nuclear fission is initiated when the nucleus of a uranium atom is hit by a neutron and split into two halves

    鈾原子核被中子撞擊后，會分裂成兩份，產生核裂變。
  16. The high energy neutrons released by fission travel at very high speeds fast neutrons and must be slowed down to increase its probability of hitting more uranium atoms and in turn induce more fission in the reactor

    核裂變所釋放的高能量中子移動速度極高快中子，因此必須透過減速，以增加其撞擊鈾原子的機會，同時引發更多核裂變。
  17. The high energy neutrons released by fission travel at very high speeds ( fast neutrons ) and must be slowed down to increase its probability of hitting more uranium atoms and in turn induce more fission in the reactor

    核裂變所釋放的高能量中子移動速度極高（快中子） ，因此必須透過減速，以增加其撞擊鈾原子的機會，同時引發更多核裂變。
  18. The sutdy on technique of measuring fission, delayed neutrons from uranium materials and the method of distinguished nuclear from non nuclear materials with the active method are described

    用主動方法研究了核材料鈾的裂變緩發中子測量技術和區分核與非核材料的方法。
  19. For in ordinary uranium there is much more of the u238 isotope than there is u235 and, as you know, u238 will not undergo fission easily

    因為在普通鈾中，鈾238同位素要比鈾235多得多，而且正如你所知，鈾238不易裂變。
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