次原子 的英文怎麼說
中文拼音 [cìyuánzi]
次原子
英文
subatomic-
Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time
隨后以這幾種重金屬作為實驗毒物，以鯽魚為實驗動物，應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等，全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響，初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響，為制定漁業生產上預防性的管理措施提供科學依據，及時避免或減輕重金屬污染對水生生態系統造成的損害。In all those complexes, no matter which conformation ida assumes ( mer - or fac - style ), the two 0 atoms of 1n2o are both from carboxylic hydroxyl. however, by comparing the bond length, we can find that o ( 4 ) and o ( 2 ) atom is from different group in this complex, 0 ( 4 ) atom from carboxylic hydroxyl, whereas, 0 ( 2 ) from carboxylic carboxide
值得注意的是：在這個雙核配合物中，我們首次發現一種新穎的配位方式： ida上與金屬離子配位的三齒螯合原子是亞氨n原子、一個羧基上的羥基o原子和另外一個羧基上的羰基o原子。Researches on second nearest neighbor for lattice vibration of one - dimensional diatomic chain
一維雙原子鏈晶格振動中的次近鄰The fissionable material defined by the preceding paragraph should be reported to the atomic energy council once every half - year
前項可分裂物質，應每半年向原子能委員會申報一次。In the first place, the fractional decrease in neutron energy per collision is, on the average, greatest for light nuclei.
第一，平均來說原子核愈輕，每次碰撞后中子的能量損失分額就愈大。And galactic structure of things today
原子、次原子結構After entry of wto, there are still many maladjustments in guangxi ' s seed industry, such as the weak foundation of sees industry development ; the unformed market of the seed industry for fair competition ; small - scale seed enterprises ; no systematic connection among the cultivation, breeding and marketing ; lower qualification of staff who work in the seed industry and with weak sense of laws, and lack of the knowledge in operating experiences in the international market and trade etc. yet the un - efficiency system, unclear property right in enterprises, the lack of an effective mechanism to promote the rational use of resources in the seed industry and the lack of such concept as " the government creates environment and enterprises create fortune " are the deep - seated causes of the problems in guangxi ' s seed industry. therefore, the key points for promoting development of guangxi ' s seed industry under the wto framework are to focus on the promotion of the developing capability of seeds " integrated products, constantly deepen reforms, to adjust various relevant factors in the system of the seed industry which is inconsistent with each other, and to establish a new - pattern system with evident characteristics of the time spirit in order to meet the requirements of the market economy. hereinto, the specific strategies and measures for promotion of guangxi ' s seed industry development under the wto framework include kee ping up reform and innovation of the system of the seed industry, executing of non - nationalization reform in state - owned seed enterprises, formulating and executing relevant supporting policies, the improving the legal system in the seed industry, increasing public financial support on the seed industry, promoting the integration of cultivation, breeding and marketing, strengthening human resource development, developing the main body of the seed industry ' s market and making proper conditions for the functions of seed associations in the seed industry development etc
研究結果認為：發展種子產業應該把著眼點放在促進種子整體產品的開發上；種子產業的發展依賴于能充分發揮整體功能的新型種業體系的構建，而目前廣西種業體系中的品種選育、種子生產加工、種子經營以及政府管理、公共支持和社會服務六個主要組成部分都存在明顯的缺陷與不足；廣西種子企業綜合競爭力總體處于較弱水平；面對wto ，廣西種子產業仍有諸多的不適應，突出表現在產業發展基礎薄弱、尚未形成可以公平競爭的種業市場、種子企業規模小、育繁銷脫節、種業人才素質不高、種子企業法律意識淡薄、國際市場運作經驗和國際貿易知識不足等多個方面，而體制不順、企業產權不明晰、缺乏促進種業資源合理流動的有效機制以及「政府創造環境，企業創造財富」的正確理念正是導致目前廣西種子產業不能適應入世需要的深層次原因；因此，以提升種子整體產品開發能力為核心，不斷深化改革，調整種業體系中不相協調的各有關因素，構建起符合市場經濟體制要求的具有鮮明時代特徵的新型種業體系，是wto框架下加快廣西種子產業發展必須堅持的指導思想；其中，加快種業體制改革和創新、實施對國有種子企業的非國有化改造、制訂落實有關扶持政策、完善種子法律法規體系、加大公共財政對種子產業的支持力度、推進育繁銷一體化的形成、加強人才培養與引進、壯大種業市場主體、實行重點突破戰略、發揮種子行業協會作用等等，都是wto框架下加快廣西種子產業發展應該採取的具體對策措施。The technique is so sensitive that it can detect a single radioactive carbon atom hiding among a quadrillion ( one million billion ) ordinary ones
這項技術非常敏感，甚至能夠在十的十五次方（一千萬億）個普通碳原子中找到一個放射性碳原子。Secondary radiation is produced when these particles interact with the atoms in the earth s atmosphere
當這些粒子與地球大氣層的原子互相產生影響時，便會產生次級輻射。The coupled equation method ( cem ) has been improved to calculate 4s subshell of mnl by adding 3d ~ ( 5 ) ( ( 4 ) ~ x ) 4s ( ( 5 ) ~ x ) channels, which were verified to play a key role to the magnitude of resonance structure due to the interaction between 4s kp transition and 3p 3d excitation. our calculation shows higher symmetry and a solo peak near 51. 7ev, which is in better agreement with experimental data than garvin ' s calculation. except 3p 3d giant resonance, there are obvious 3p nd ( n > 4 ) rydberg resonances with width in the total cross section of mnl
在研究錳原子4s殼層的共振結構時，我們首次在耦合方程方法中加入了3d ~ 5 （ ~ 4x ） 4s （ ~ 5x ）通道與大共振之間的相互作用，發現這類通道對於4s殼層的共振結構具有較大的貢獻，從而改善了在耦合方程方法中只考慮基態3d ~ 5 （ ~ 6s ） 4s （ ~ （ 7 ， 5 ） s ）的缺陷，為精確計算其他過渡金屬原子外殼層的共振結構做了很好的鋪墊。The ultimate goal of observational cosmology is to capture the entire history of the universe, providing a seamless picture of our descent from a shapeless gas of subatomic particles
觀測宇宙學的終極目標，是建構宇宙的完整歷史，對于宇宙最早由次原子粒子所構成的無形氣體，提供清晰連貫的圖像。Parsons, t. " thematic roles " ( chap. 5, pp. 68 - 104 ), and " causatives and inchoatives. " ( chap. 6, pp. 105 - 126 ) in events in the semantics of english : a study in subatomic semantics. cambridge : the mit press, 1990
論旨角色（第五章，第68 - 104頁）和使役動詞與起始動詞（第六章，第105 - 126頁）刊于《英語語意學中的事件：次原子的語意學研究》劍橋：麻省理工學院出版， 1990 。When gravity operates over microscopic distances ? for instance, at the center of a black hole, where a huge mass is packed into a subatomic volume ? the bizarre quantum properties of matter come into play, and string theory describes how the law of gravity changes
當重力在微觀距離作用時，比如說，在黑洞的中心，極大量的質量被擠進一個次原子的體積中，物質那不尋常的量子性質就會顯現出來，而弦論則描述了重力定律在此處如何改變。1942 the world ? s first nuclear chain reaction took place at the university of chicago, under physicists enrico fermi and arthur compton
物理學家恩里科?費米和阿瑟?康普頓在芝加哥大學進行了世界第一次原子彈核連鎖反應。Physicists cannot see subatomic particles directly, for instance, so they verify their existence by watching for telltale tracks that the particles leave in cloud chambers
例如物理學家無法直接觀察次原子粒子，因此他們觀察那些粒子在雲霧室中的軌跡，軌跡證實它們的存在，並透露了它們的性質。Four years later he produced the first nuclear chain reaction, leading us into the nuclear age
四年之後，他創造了第一次原子核的鏈反應，帶領我們進入了原子時代。This is because although atoms and subatomic particles are the building blocks of matter, when analyzing the universe on large scales one finds that the dominant force becomes gravity - - which is described using einstein ' s general theory of relativity
這是因為盡管原子和次原子粒子是建構物質的塊，當大范圍分析宇宙在時候，一個人就會發現支配力變為引力?它用愛因斯坦的廣義相對論來描述。The protons and neutrons that form the nuclei of every atom today are relic droplets of that primordial sea, tiny subatomic prison cells in which quarks thrash back and forth, chained forever
今日構成原子核的質子和中子，正是太初海洋殘存的小水滴，夸克在這微小的次原子牢籠里來回踱步，永遠禁錮。This same relationship may be observed in the nucleus and surrounding electrons within an atom. and these subatomic particles are in turn made up of spinning sub - particles
我們從觀察原子的結構，也可以看到這種組成分子與整體的關系，原子是由原子核與外圍的電子組成，而這些原子粒子也是由一些旋轉的次原子粒子所組成。As an example, general relativity is unable to explain what will happen if a subatomic particle hits the singularity of a black hole which is a phenomenon predicted by general relativity and involves gravity in the macro world
如例，廣義相對論就不能結解釋如果一個次原子粒子偶然碰上黑洞的奇異所要發生的，廣義相對論預言了這個現象而牽涉宏觀世界引力。分享友人