輕原子 的英文怎麼說
中文拼音 [qīngyuánzi]
輕原子
英文
light atom-
Electrons weigh very little, so they are n't even counted in the atomic weight.
電子非常輕，因此在原子量中甚至沒有計算它。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。Pcl could form banded spherulites through blending with poly ( bisphenol a - co - decane ) lamellar structures of banded spherulites of poly ( s - caprolactone ) / poly ( vinyl chloride ) ( pcl / pvc ) blends were observed using tapping mode atomic force microscopy ( afm )
利用原子力顯微鏡（ afm ）的輕敲（ tapping ）模式，系統地研究了聚-己內酯聚氯乙烯共混體系形成的環帶球晶表面形貌和片晶結構。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。By deep inelastic scattering of leptons on nucleus and nuclear drell - yan processes one can learn the parton densities in nucleus
通過輕子與原子核的深度非彈性散射、核drell - yan過程，可以了解原子核中的夸克?部分子分佈的信息。The united states remains committed to the agreed framework which freezes and ultimately dismantles north korea s dangerous old nuclear reactors in exchange for safer light water reactors. as president bush made clear in seoul this february, we hope for a peaceful transformation on the korean peninsula
最後，北韓必須充份接受它在簽署核不擴散條約時同意接受的國際原子能機構的保障監督。美國繼續承諾遵守有關凍結並最終拆除北韓危險的舊核反應堆代之以更安全的輕水反應堆的框架協議。Those conclusions may be meaningful for us to determine mixture ratio when fabricating composite films with special structures. 2. we study the phase - separation and microstructure of the pure binary and trinary mixed lb and ls films of dimyristoyl phosphatidyicholine ( dmpc ) cholesterol ( chol ) and sphingomylin ( sph ) deposited from pure water subphase by - a isotherms and tapping mode atomic force microscopy
2 、利用- a等溫曲線和原子力顯微鏡的輕敲模式對從純水亞相上提拉的不同生物分子二肉豆蔻酰磷脂酰膽堿（ dmpc ） 、膽固醇（ chol . ）和神經鞘磷脂（ sph ）不同種純的、二元及三元混合單分子膜- lb膜和ls膜體系的相分離和微結構進行了研究。Slight displacements of atoms relative to their normal lattice positions, normally imposed by crystalline defects such as dislocations, and interstitial and impurity atoms
原子相對於它們正常點陣位置的輕微位移，通常是由晶體的缺陷，如位錯、間隙原子、雜質原子存在引起的。In nuclear fusion, a pair of light nuclei unite (or fuse) together, form a nucleus of a heavier atom.
在核聚變的情況下，一對輕核合併（或聚合）在一起，形成一個較重的原子核。The paper lays a strong emphasis on discussing the realization of the autocontrol of raster scanning of the scanner in x - y dimension, the " tapping " of the cantilever of the tappingmode afm by a direct digital synthesizer. then a method of parallel communication between dsp and pc in epp mode is given. finally, the author discussed the digital pid closed loop control of the scanner in z - direction, the automatic approaching of the tip using step - motor, and also some electro - magnetic interferences
論文首先簡單介紹了掃描探針顯微鏡的發展、分類、工作原理及應用；接著對ti公司的tms320vc5402dsp的特點及外圍擴展作了簡單介紹；然後分章節重點講述了利用vc5402dsp實現掃描探針顯微鏡的核心部件? ?壓電陶瓷管的x向和y向的光柵掃描控制；藉助直接數字集成器（ dds ）實現輕敲式原子力顯微鏡的微懸臂的「輕敲」 ； vc5402dsp的主機介面（ hpi ）與pc機在增強并行口（ epp ）模式下的通信；論文最後還介紹了掃描管z向的數字pid閉環控制，步進電機的自動進針，並對實際出現的一些電磁干擾問題作了討論。In this paper, a high integrated and intelligent digital dsp - spm system is developed based on the nspm6800 spm manufactured by the beijing zhongke mechanical & electrical equipment co. at present, the pc of spm system is burdened with not only sending and receiving data, but also disposing of image, which hinders the enhancement of speed of the system. in addition, as the function of spm is expanding, including tappingmode afm, efm, mfm, scm, etc, one hand, it amplifies the range of the application of spm, on the other hand it also means that the task of autocontrol and data transfer heavier. the advantages offered by the dsp compared to analog systems include considerable flexibility in the choice of the signal processing algorithm and greater ease in managing control parameters by the host computer, which are very important for the improvement of spm
本課題以北京市中科機電設備公司的nspm - 6800型掃描探針顯微鏡為基礎，重新設計了以dsp為控制核心的控制系統，主要解決原系統存在的以下問題： （ 1 ） pc機既要實時控制數據的採集與發送，又要進行圖像的后處理，整個系統的實時性難以達到要求； （ 2 ）隨著spm功能的擴展，一方面包括輕敲式原子力顯微鏡、電場力、磁場力、掃描容場顯微鏡等技術在內的spm技術擴展了儀器的測試范圍和功能，另一方面也意味著自動控制量的增加和數據處理量的增加； （ 3 ） 16位a d 、 d a都採用的是購買的板卡，也通過isa槽插在pc機內，成本高，不利於擴展； （ 4 ）另外，數字板通過isa槽插在pc機內，易受于擾，而且給安裝帶來不便。Diavolaccio advanced amidst the most profound silence, and laid rita at the captain s feet. then every one could understand the cause of the unearthly pallor in the young girl and the bandit
達伏拉西奧在極端肅靜的氣氛中走前幾步，把麗達放到了土匪頭兒腳下，於是大家立刻明白了那年輕女子和那強盜面色慘白的原因了。This proof following enterprise already through the authentication, and has set up a file in the dongguan 114 nets industry and commerce enterprise database, inquires the more detailed enterprise material, please dial the dongguan enterprise information desk 96060 ( artificially ) 9686810114 billion ( to be automatic ), this enterprise numbers for 45222
茲證明東莞市二輕原子印章廠已通過認證，並已在東莞114網工商企業數據庫中備案，查詢更詳細的企業資料，請撥東莞企業查詢臺96060 （人工） 9686810114 （自動） ，該企業編號為45222 。Abstract : the light atom imaging method in high resolution transmission electron microscopy ( hrtem ) and its application in crystal structure analysis for a series of metastable oxides of copper, nickel and silver is described. the idea stemming from this method has been extended to show the possibility of observing surface structure in a series of rather thick films with the hrtem plan - view imaging mode
文摘:介紹了利用高分辨電子顯微學進行晶體結構分析的一種方法輕原子成像法的建立過程及其在銅、鎳、銀等金屬的初期氧化（硫化）產物結構分析中的應用.介紹了利用輕原子成像法的思想解決厚膜上觀察表面結構的可能性問題的新進展The hyoda brand plays active roles in heavy industrial fields such as heavy electrical, nuclear power, shipbuilding and chemicals, and light industries including fibers, dies, food processing, etc
兵田牌的計量器廣泛運用於重型電機原子能船舶化學成套設備等的重工業部門，纖維染色食品等的輕工業部門等。These experimental results show that < q12 > is independent of the dimuon mass and logitudinal momentum, and imply the scattering of the incident quark within the target nucleus. by means of the glauber model, the difference of the mean transverse momentum squared < qt2 > is studied for the dependence of the incident proton energy and nucleus. the theoretical results are in good agreement with the fnal e772 experimental data
本文利用多重散射的glauber模型，討論了入射夸克在原子核中傳播的多重散射效應，給出了兩個不同的核drell - yan過程產生的末態輕子對橫動量平方平均值的差值對入射粒子能量核靶核的依賴性關系，計算結果與e772組的實驗數據符合甚好。Some of the air particles, particularly the atoms of the lighter gases, travel fast enough to escape from the air ocean
（在大氣最高層）有些空氣微粒，特別是較輕氣體的原子，運動足夠快，以至能從空氣海洋（大氣圈）中逃逸出來。Eg. the hydrogen atom is near1y l6 times as light as the oxygen atom
氫原子的重量約為氧原子的1 / 16 （即比氧原子約輕15 / 16 ） 。We also considered the physical sorting of different isotopes that sometimes takes place : heavier atoms move a bit more slowly than their lighter counterparts and can thus sometimes separate from them
我們還考慮了有時會將各種同位素排序分離的物理過程：較重的原子移動得比較慢，有時會因此與較輕的原子分離。The sun and stars are daily proof of the great energy released when light atomic nuclei join together
太陽和星星就是日常生活中輕原子核結合時釋放的巨大能量的證明。分享友人