核吸收 的英文怎麼說
中文拼音 [héxīshōu]
核吸收
英文
nuclear absorption-
One of the key issues for marrakech is agreement on how nations will account for, report and verify their emissions of global warming pollution and the amounts that forests and land - use absorb
馬拉喀什會議的其中一個主要議題,是商討各國如何計算匯報及核實溫室氣體排放量和森林及土地的廢氣吸收量,並就此達成共識。Nuclear energy. technology of nuclear fuel cycle. determination of neptunium in nitric acid solutions by molecular absorption spectrophotometry
核能.核燃料循環技術.分子吸收分光光度法測定硝酸溶液中的鎿The amounts of cu, zn, fe and mn in day - lily flower, osmunda cinnamomea and walnut kernel were determined by microwave digestion - flame atomic absorption spectrometry
摘要採用微波消解樣品,用火焰原子吸收光譜法測定了黃花菜、薇菜和核桃仁中的銅、鋅、鐵、錳的含量。Zircaloy - 4 is generally used as fuel tubes in pressurized water reactors because of it " s low neutron absorption cross - section, excellent corrosion resistance, good strength and ductility
由於鋯4合金具有低的中子吸收截面,良好的抗腐蝕能力、高強度以及延展性好的特點,被廣泛用於壓水堆作為核燃料棒的包殼材料。Part 1 the background of the thought of taoxingzhi < 1 > according to a cadmic background, he sum up wang yang ming and due weirs educational and philosophic ideas scientifically, and use this thought on the basement of daily life education. < 2 > according to time background, tao ' s idea is fit for the requirements to the development of time
(一)從學術背景來看,他科學地吸收了王陽明和杜威的教育哲學思想及兒童教育思想的合理內核,並把「創造的兒童教育」思想建立在生活教育基礎之上; (二)從時代背景來看,陶行知「創造的兒童教育」思想的形成是時代發展對教育提出的新要求。Hollow ferrites particles are the alternative to conventional solid ferrites particles, which have lower density, larger specific surface area and stability. moreover, it is expected electromagnetic wave can be reflected and absorbed again and again in the cavum of hollow particles which become its black hole. in addition, their electromagnetic parameters can be adjusted in a certain range by changing the thickness of the shell and the diameter of hollow microspheres, and the ability of absorbing microwave can be expected to improve
空心結構的鐵氧體是對傳統實心鐵氧體的改造,不僅密度小,還具有特殊的電、磁功能,有可能使電磁波在其空腔中反復振蕩吸收,成為電磁波的「黑洞」 ,從而增加材料的吸波能力,同時可通過調節核殼粒子的內外徑來調控電磁參數。Based on this point, our aim to obtain the high performance materials should be carried out as well as the er behavior be actualized through the chemistry design. in this paper, 4 supramolecular complexes of - cyclodextrin inhydrosoluble polymer / l - ( 2 - pyridlazo ) - 2 - naphthol, 6 hydrosoluble - cyclodextrin polymer / 3 - hydroxy - 2 - naphthoic acid, 2 - cyclodextrin - starch resins and 6 supramolecular complexes of - cyclodextrin - starch copolymer / substituted salisylic acid and 3 - hydroxy - 2 - naphthoic acid er particles were prepared, respectively. the structure of these particles was characterized by ir, nmr, uv - vis, the fluorescence analysis, element analysis, and etc, respectively
在本項研究中,分別制備了4種不溶性-環糊精聚合物及其與1 - ( 2 -吡啶偶氮) - 2 -萘酚構築的超分子配合物、 6種水溶性-環糊精聚合物及其與3 -羥基- 2 -萘甲酸的超分子配合物、 2種-環糊精澱粉樹脂及6種-環糊精澱粉共聚物與取代水楊酸、 3 -羥基- 2 -萘甲酸形成的超分子配合物顆粒,通過紅外光譜、熒光分析、元素分析、電子吸收光譜及核磁共振譜等對它們的結構進行了表徵。Wt has been applied to denoising, data compression, and resolution of overlapping signals in analytical chemistry that includes flow injection analysis ( fia ), voltammetric analysis, high performance liquid chromatography ( hplc ), infrared ( ir ) spectroscopy, mass spectroscopy ( ms ), nuclear magnetic resonance ( nmr ) spectroscopy, ultraviolet - visible ( uv - vis ) spectroscopy, photoacoustic spectroscopy ( pas ), extended x - ray absorption fine structure ( exafs ) spectrum, etc
在分析化學領域中,小波變換在流動注射分析、伏安分析、高效液相色譜、紅外光譜、質譜、核磁共振譜、可見紫外光譜、光聲光譜、擴展x -射線吸收精細結構( exafs )譜等分析化學信號的平滑濾噪、數據壓縮、重疊信號解析等方面都有成功的應用。We further find that anti - flow appears at certain large impact parameter, which seems to be more sensitive to 2 and might provide more definite information of the magnitude of 2. the absorption effect of k - mesons is also studied, we find although there exists strong k - absorption, k - spectrum can still contain the messages of at " in nuclear medium
接著我們又研究了k ~ -介子的吸收問題,發現雖然有強烈的k ~ -吸收存在,其能譜在不太重的核系統的非中心碰撞中仍顯示出對為的依賴,有可能提供k在核介質中性質的知識。Nuclear disintegration or transformation caused by absorption of high - energy radiation, as of gamma rays
光致分裂由吸收高能量輻射、如射線而引起的核分裂或核轉換Cadmium has the ability to absorb neutrons, so it is used as a barrier to control nuclear fission
鎘有吸收中子的能力,所以它被用作防止核裂變的屏障。This gamma radiation is absorbed by atoms inside the sun
這些核輻射被太陽中的原子吸收掉了A survey of literature shows that little study has been done on uptake of pollutants by plants from the polygonaceae, and that the reports about their physiological and biochemical characteristics under heavy metal stress were sporadically seen. a batch of sand culture and soil culture experiments were carried out to investigate heavy metal and radiocesium uptak e and accumulation by rumex acetosa linn, polygonum microcephalum d. don, and rumex hastatus d. don widely distributed on copper mining areas, and their physiological and biochemical characteristics under cu zn stress, as well their potentials in application to phytoremediation
本論文以廣泛生長于銅礦區的蓼科植物酸模、小頭蓼和戟葉酸模為試驗材料,運用砂培、土培等方法,研究它們對重金屬( cu 、 zn )以及放射性核素( ~ ( 134 ) cs )的吸收和積累特性以及cu 、 zn脅迫條件下它們的生理生化特徵,初步探討它們在無機污染物污染土壤植物修復中的應用潛力。Was added, the absorption of morin at 350nm decreased and a new absorption peak at 419nm appeared. adding of nucleic acids to the morin - al binary system leads to decrease of the absorption at 350nm and great increase at 419nm. there is an isochromatic point at 370nm. the increase of absorbance at 419nm is proportional to the amount of nucleic acids added within certain concentration range. based on this, a new sensitive nucleic acids analysis method is established. the linear ranges of ct dna, fs dna and y rna are 0. 7135. 4 0. 6425. 6 and 0. 9428. 4g ml, respectively
鋁離子的加入使桑色素350nm處的吸收峰下降,在419nm處出現桑色素-鋁絡合物的吸收峰。再往桑色素-鋁離子二元體系中加入核糖核酸或脫氧核糖核酸,則進一步引起桑色素350nm吸收峰的降低, 419nm處的吸收大大加強,同時在370nm處有一等色點。 419nm處吸光度的增加值與加入的核酸量在一定范圍內成正比,基於此建立了在較寬范圍內測定核酸的方法。Nuclear criticality safety for fissile materials outside reactors safety requirements for the use of fixed neutron absorbers
反應堆外易裂變材料的核臨界安全固定中子吸收體的應用安全要求Zirconium alloys are employed extensively in light water cooled reactors ( lwr ) as the cladding materials of fuel elements and other structural materials because of the low capture cross - section for thermal neutrons, good resistance to water - side corrosion at elevated temperature, adequate mechanical properties and high thermal conductivity
由於鋯的熱中子吸收截面小,並具有優異的耐高溫水腐蝕性能、良好的綜合力學性能和理想的熱導率,因此,鋯合金被用作核電站水冷動力堆核燃料元件的包殼材料和堆芯的其它結構材料。Theoretically, if our stomach is functioning normally and we have taken a small quantity of calcium ions, then our bodies will absorb all the vitamin b12 contained in any food, thus ensuring that a b12 deficiency will not occur. therefore, it might be incorrect to say that the rich content of vitamin b12 in seaweed and several kinds of nuts cannot be absorbed directly by the body
換言之,如果我們的生理功能健全胃功能好,且有食用非常微量之鈣離子,則根據醫學理論,食物中所含的維他命b12均可被吸收,也絕對不會有維他命b12攝取不足之情況發生,所以有些人認為富含維他命b12的海藻及其他核果類等所含的維他命b12並非人體可以直接吸收的論點是不正確的。Therefore it is necessary to study the contribution of hadron environment to the suppression. many works have studied j / suppression in hadron environment with glauber model. but the combination of nucleus absorption and comover mechanism in hadron environment can not explain the abnormal suppression of j / production in pb - pb collision yet
但是強子環境中的核吸收和同行粒子對j w的相互作用機制結合起來仍不能解釋pbpb碰撞過程中j w的反常壓低,也就是說需要引入新的機制,這可能預示著夸克一膠子等離子體的形成。The room for the following equipments need the air - conditioning : uv - spectrophotometer, fluorescence spectrometer, gc, gc - ms, aas, afs, icp, icp - ms, hplc, hplc - ms, ion chromatography, atomic fluores - cence spectrometer, pcr amplification and balance
12紫外/可見分光光度儀、熒光分光光度,氣相色譜,氣相色譜質譜、原子吸收,原子熒光儀、等離子發射光譜、等離子質譜、高效液相、液相色譜質譜、離子色譜、熒光光度、 pcr核酸擴增儀以及天平室安裝空調。The results show that the mass absorption coefficient is nearly exponent decay with the gamma energy, the less energy of gamma ray, the more probability of absorption in the iron sphere
結果表明,隨著射線能量的增加,質量吸收系數近似呈指d一t中子穿透鐵球伴生y射線泄漏能譜實驗研究數衰減, y射線能量越低,被鐵原子核吸收的幾率越大。分享友人