裂變 的英文怎麼說
中文拼音 [lièbiàn]-
Apatite fission - track records of mesozoic and cenozoicepisodic reactivation of the tianshan and west kunlun mountains
新生代幕式活動的磷灰石裂變徑跡記錄The occurrence of odd-parity shape oscillations in the saddle-point spectrum plays an important role in the interpretation of asymmetry and anisotropy in the fission process.
在裂變過程中,解釋非對稱性和非各向同性時,奇宇稱形狀振蕩在鞍點譜中起主要作用。And more hale than ever are the four major national laboratories that discovered atomic fission, the much more destructive nuclear fusion and the means to develop them into history ' s most dangerous weapons
而且比過去更好的是四所主要國家實驗室發現原子的裂變,更大毀滅性的核子融合和方法發展它們進入最危險的武器之內歷史時期。As a result, there is less attenuation of the gamma rays from the fission products.
這樣一來,從裂變產物中發射出來的射線的減弱就要少一些。Niels bohr and john wheeler published a theory of the dynamic process of fission.
尼恩、波爾和惠勒發表了裂變的動力過程的理論。Fission bombs use highly enriched fuel.
裂變原子彈使用高度濃縮燃料。At the first start up of a new reactor, primary source rods consisted of californium - 252 are inserted into the reactor to produce sufficient neutrons to initiate the first fission
反應堆在首次啟動時,會放入含有- 252 cf - 252的一次中子源棒,以提供足夠數量的中子進行初次核裂變。Three stages of deformation can be distinguished from the cataclastic superposition of matrices that infilled the microcracks in cataclastic rocks, and two phas es of paleotectonic stress field from the typical conjugated shear joints by stereograms illustrating
構造巖中膠結物和微裂隙充填脈反映了巖石碎裂變形的三次疊加。斷裂變形帶內發育兩期典型的共軛剪節理,但區域分佈各有特點,反映出斷裂變形的空間演化。Zijingguan fault zone is characterized with cataclasite series of tectonic rocks and joints alongside the deformational zone, and sometimes with uniclinal flexure or folds. the intensity of deformation increases from the sides to the center of the fault in the section, which appears from joints to cataclastic rocks
紫荊關斷裂帶兩主斷裂變形帶以碎裂巖系列構造巖和節理帶組合為特徵,局部出現撓曲和褶皺,由兩盤至斷裂中心變形強度增大,一般由節理帶過渡為碎裂巖帶。Ft evidence of northern altyn uplift in late - cenozoic
阿爾金山北段晚新生代山體抬升的裂變徑跡證據Lawmaking is to aim to enhance all kinds of law ’ s efficiency factors which are confirmative degree and developmental degree and efficient social press. new laws are needed when the law demand which is asked for the variability of insider structure breaks through the intrinsic law supply because a domain ’ s insider structure changes, that is, new sub - domains appear, or intrinsic sub - domains expand or fission or shrink or die away. new laws are also needed if that situation is estimated by legislators in advance
立法旨在提高各子域法的效率因子? ?確定性因子、適應性因子和社會壓力的有效性因子;當域的內部結構發生變化,即出現新的子域,或者原有子域壯大、裂變、萎縮抑或消失時,這種域的內部結構的變異性對法律的需求一旦突破了原有的法律供給,或者立法者已於事先估測到這種情形時,新的立法就成了必需。The reaction is slowed by a combination of depletion of the fissionable material and expansion of the core.
由於裂變物質的耗盡以及由於核心的膨脹,才使反應減慢下來。Abstract : the epoxy plastic ( ep ) moulding surface of drop hammer die seriously presented embrittlement and deformation while drop pressing
文摘:原有的環氧塑料落壓模在使用過程中模具型面脆裂變形嚴重。The total shielding effects of the materials with certain thickness for fission neutron and - ray are all much better than iron, and the equivalent masses are lower than iron at same shielding effect
結果表明:在達到一定厚度后,這些材料對裂變中子、的總屏蔽效果均超過鐵,且相同屏蔽效果下的鐵質量當量顯著下降。The world at large was less well prepared for the exploitation of nuclear fission.
然而對于核裂變的利用,人類社會還缺乏足夠的準備。Nuclear criticality safety in the storage of fissile materials, guide for
裂變材料儲存的核臨界安全指南Criticality safety in processing and handling of fissile materials ; principles
處理和搬運易裂變材料的臨界安全性.原則Fissile materials - criticality safety in handling and processing - recommendations
裂變材料.運輸和加工臨界安全性.推薦標準Nuclear fission releases tremendous amounts of energy.
核裂變釋放出巨大的能量。The fission products formed are highly radioactive.
所生成的裂變產物具有很強的放射性。分享友人