介子交換 的英文怎麼說
中文拼音 [jièzijiāohuàn]
介子交換
英文
meson exchange-
Adopting the assummation that the quark interaction is the sum of the usual one - gluon direct exchange and the mixture of linear scalar and vector potentials, we structure the relativistic corrections of order v2 / c2to the cornell potential, including the annihilation potential for the quark and antiquark of the same favors which plays the same role with the one - gluon direct exchange at short distances. the effects of the relativistic corrections on the hyperfine splittings of quarkonium states are discussed, and a good fit to the available experimental data is obtained on heavy quarkonium mass spectra
采納庫侖勢源於單膠子直接交換,而線性禁閉源於標量和矢量的混合,同時考慮在短程區域與單膠子直接交換起同樣作用的同味正反夸克的湮滅,構造了靜態夸克-反夸克勢到v ~ 2 c ~ 2級次的完全相對論修正,並擬合計算了重介子偶素的能譜,討論了相對論修正對重介子偶素能級分裂的作用。The main phosphor - containing wastewater treatment methods are currently used in our country and these technological conditions and treatment effects are introduced, these methods including sedimentary, coagulative precipitation, absorptive, ion exchanging and biological methods
摘要介紹了目前國內處理含磷廢水的主要方法,包括沉澱法、混凝法、吸附法、離子交換法和生物法,及其各種處理方法的工藝條件和處理效果。The paper reports concisely the technology development of pretreatment and subsequence treatment of acidic water stripping installation now, the technology of pretreatment of acidic water include : remove waste gas, waste oil, suspending solid, effluvium and safety measure taken, the technology of subsequence treatment of acidic water include : the technology of return use of srripped water and the technology of sbr and the technology of ion exchange of denitrification, especially the proprietary technology of fripp in the field
摘要簡述了目前煉油廠酸性水汽提裝置的上下游處理技術及其研究進展,上游技術主要包括:酸性水降壓脫氣、除油、脫懸浮物、惡臭氣體脫臭和應採取的安全防護措施;下游技術主要包括:汽提凈化水的回用、 sbr法、離子交換法除氨等工藝,並簡要介紹了撫順石油化工研究院在本領域上的專有技術。A new method of producing comparatively pure potassium sulphate from seawater using inartificial zeolite as the medium of ion exchange was especially introduced
特別介紹了用天然沸石作為離子交換劑,從海水中制備較純凈的硫酸鉀新工藝。In this paper all kinds of fuel cell, the current research situation and working principle of proton exchange membrane fuel cell ( pemfc ) are outlined. mathematical models in relation to electrochemistry reaction and transfer process in direct methanol fuel cell ( dmfc ) are compared and analyzed. latest progress of membrane materials and instrument analysis technique in dmfc has also been described
介紹了燃料電池的分類以及質子交換膜燃料電池( pemfc )的工作原理和研究現狀,並對直接甲醇燃料電池( dmfc )中有關電化學反應及傳遞過程的數學模型進行了比較和分析,描述了適用於dmfc的膜材料以及儀器分析技術的最新進展,認為直接甲醇燃料電池是目前較理想的燃料電池,有著廣闊的發展前景。The ion exchange quomodo was innovated, and the idea was first brought forward that the ion exchange reaction were occurred after the precursors were pretreated. the ion exchange reaction in molt salt was further studied
本論文對離子交換反應的方式進行了創新,首次提出先將前驅體進行預處理再離子交換的思想,並對熔融鹽介質中進行的離子交換反應做了深入研究。In this paper, which is about p + a p " + a " + reaction process, exciting the n * ( 1440 ) in the projectile of protron mediated by an isoscalar ( cr ) exchange, we continued to work in the framework of effective theory
本文在以標量介子作為交換介子的有效理論框架下,在完全相對論的基礎上,研究了p + a p + a +反應模型中,在入射粒子p上產生共振激發態n ~ * ( 1440 )的反應過程。Applications and development of perfluorinated sulfonic acid resin are summarized, its structure, performance and applications in pemfc are discussed
摘要介紹了全氟磺酸樹脂的應用發展概況,討論了膜的結構、性能以及它們在質子交換膜燃料電池中的應用。The polymer - supported catalysts were used in different kinds of reaction, such as ion - exchange resins, polymer - supported phase transfer catalysts, polymer - supported acid catalysts, polymer - supported base catalysts, polymer - supported metal catalysts, polymer - supported biological catalyst and so on
介紹的聚合物固載催化劑有6類,包括離子交換樹脂催化劑、聚合物固載的相轉移催化劑、聚合物固載的酸催化劑、聚合物固載的堿催化劑、聚合物固載的金屬催化劑、聚合物固載的生物催化劑等。After analyzing the preparation conditions and the result for precursors and products, temperature, time and li / na ratio were central factors that impacted the products " composition, structure and electrochemical properties if the medium ' s influence can be neglected
在分析了離子交換反應的各種實驗條件及產物的結構和電性能后,認為如果忽略介質的影響,溫度、時間和li na配比是影響產物組成、結構和電性能的主要因素。Several kinds of inorganic solid proton conductors including zirconium phosphates, heteropolyacids ( hpa ) and hydrogen sulfates and three kinds of methods such as hybrid solid casting, exchange - precipitation process and sol - gel process which can incorporate the inorganic solid proton conductors in pems were introduced
摘要主要介紹了目前摻雜質子交換膜用的幾種無機質子導體磷酸鋯、雜多酸、硫酸氫鹽等,並進一步介紹了將這些無機質子導體引入到聚合物中的3種摻雜方法:混合澆鑄法、離子沉澱法和溶膠凝膠法。Together she and best friend, kim chui martin yan ; famous chinese cuisine tv chef yan can cook device a plan to keep leo straight by bringing in a french exchange student to live with them. she is leos age and her name is sabine
Jen為一盡家庭責任,延續傳宗接代的理想,與好友金水世界名廚甄文達飾合力介紹女孩子給leo ,其中法國交換生sabine與leo甚為投契,珍大感安慰。The progress, principle and the confronting problems of sliver film ion - exchange have been introduced afterwards. planar waveguides are fabricated in phosphate glass substrate
介紹了銀膜電場輔助法制備光波導的離子交換理論和堿離子交換的特點,然後對外界參數的影響進行了分析。Through standard message format protocols, several hundred different computers and electronic mail interfaces are able to exchange information with one another
通過標準的報文格式協議,數百個不同計算機和電子郵件介面互相之間能交換信息。In this paper, six methods of ammonia - nitrogen wastewater physic - chemical denitrication treatment were infroduced, such as blow - removal, steam - abstraction, crystallization, chemical precipitation, chlorination and ion exchange. their mechanisms and engineering application were analyzed and studied respectively. several problems to be cared for in development and implemention of the wastewater treatment techniques were pointed out
介紹了吹脫法、氣提法、結晶法、化學沉澱法、氯化法、離子交換法6種常用的氨氮廢水物化法脫氮處理技術和工程應用情況,並指出了在開發和實施氨氮廢水脫氮處理技術(工程)時需要注意的問題。Very recently, schiller and muether at tubingen university suggested a new decomposition approach of the dbhf g matrix, and used to calculate the nucleon self - energy. they, sepa rate the g matrix into a bare nucleon - nucleon interaction v and correction term a g. the projection method is only applied to the correlation term a g, which is parameterized by four pseudo - mesons. then the nucleon self - energy in the dbhf can be calculated with the g matrix in the relativistic hartree - fock approximation
裸相互作用部分,即單玻色子交換勢v對核子dirac自能結構的貢獻可以通過相對論hartree - fock方法得到,只把關聯部分用投影方法處理,並參數化為四種具有無窮大質量贗介子的交換,耦合常數與質量的比值是常數,從而關聯部分g對核子自能的貢獻也可以通過相對論hartree - fock方法求得。Abstract : this article is mainly concerned about the mechanism, preparation and characteristics of the drug release in vitro and in vivo of the controlled - release suspensions using ion - exchange resins. various resins ' abilities of adsorption and release of drug were compared. the method of microencapsulating drug - resin complex and the effect of various coating materials were also discussed
文摘:介紹了離子交換樹脂控釋混懸劑的原理、制備、釋藥動力學和體內釋放特點,並對不同樹脂吸附和釋放藥物的能力進行了比較,同時也介紹了微囊化包衣技術及不同包衣材料對樹脂釋放藥物的影響Special precipitation, ion exchange and solvent extraction separation techniques for mixed amino acids are discussed and their disadvantages are pointed out. the late achievements of extraction of amino acid by reverse micelles are introduced in detail, and some opinions on separation for mixed acids by reversed micelles were proposed at the end
本文介紹了特殊沉澱法、離子交換法、溶劑萃取法分離混合氨基酸的技術並指出了它們的缺點,詳細地介紹了反膠團萃取法分離氨基酸的最新研究成果,對反膠團萃取分離混合氨基酸提出了發展設想。It has a good capability in enzyme catalyst. besides, it can be used in the aspects of lubricating oil, white oil, vaseline, waste oil disposal and the animal and vegetable oil decoloring
介紹:吸附脫色,離子交換,酶催化性能強。可用於潤滑油,白油,凡士林,廢油處理,動植物油脫色等方面。It is generally assumed that the pools of ions that exchange very slowly with the external medium are localized in the cell sap.
通常假定,與外界介質交換的離子庫位於細胞液之中。分享友人