正離子源 的英文怎麼說
中文拼音 [zhēnglíziyuán]
正離子源
英文
positive ion source- 正 : 正名詞(正月) the first month of the lunar year; the first moon
- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 源 : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
- 離子 : [物理學] ion
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Power supply and control system and principal tec
正離子加速器的電源與控制系統及主要的技術問題Argon laser induced auto - fluorescence spectra of normal tissue, benign adenoma and cancer of thyroid were investigated in vitro
摘要用氬離子激光器作為激發光源,對甲狀腺正常組織、良性瘤及癌的離體組織標本進行了激光誘導組織自體熒光光譜分析。Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis
課程的主題包含了:行星、行星形成;恆星、太陽、正常的恆星、恆星形成;恆星演化、超新星、緻密天體(白矮星、中子星及黑洞) 、波霎、雙x -射線源;星團、球狀及疏散星團;星際介質、氣體、塵埃、磁場、宇宙射線;距離階梯;星系、正常及活躍星系、噴流;重力透鏡;大尺度結構;牛頓宇宙學、宇宙的動力膨脹及溫度發展歷史;宇宙背景微波輻射;大霹靂核合成。Correct measures are essential to carry out the peoples equality and development policy and pertinent religion policy in the multi - nation - state ; to form a correct concept of people and to publicize correct ethos by combining nationalism with patriotism ; to prevent and expose the western countries " factionalism on the peoples issues to the multi - nation - state ; to set down the active and effective measures aimed at the terrorist character of the peoples separatist forces. due to the pervading existence of the peoples separatist forces in the world, different countries need to reach the common conclusion to strike the peoples separatist forces ; to cut the capital resources of the peoples separatist forces and terrorist activities, to root out the basement of them, with the lead of un, strike the international support to them ; besides, different countries should strengthen nation security protection, form a new concept of national security, get international and organizing cooperation and get rid of every form of hegemony and power politics
在民族國家內部應正確實施民族平等團結、各民族共同發展的民族政策及相關的宗教政策;樹立正確的民族觀,把民族主義與愛國主義相結合,進行正確的民族主義思想理論宣傳;防止和揭露西方國家對其他多民族國家實行的民族分裂政策;針對民族分離主義恐怖主義活動的特點,制定出積極、有效的防範措施。由於民族分離主義勢力在世界范圍內具有普遍性,因此,各國應求同存異,尋求打擊民族分離主義及恐怖主義活動的國際共識;切斷民族分離主義分子進行民族分離活動和恐怖活動的資金來源,鏟除國際民族分離主義活動的基地,並充分發揮聯合國主導作用,打擊國際不法組織和個別國家對恐怖活動的支持;此外,各國還應共同加強國家安全工作,樹立新的國家安全觀,進行有組織的國際安全合作,戒除一切形式的霸權主義、強權政治。Standard practice for oil spill source identification by gas chromatography and positive ion electron impact low resolution mass spectrometry
用氣相色譜法和正離子電子沖擊低解析度質譜法識別溢油源的標準實施規程Radiation effects have been investigated up to - 30 dpa by the heavy ion irradiation simulation and positron annihilation lifetime techniques in the home - made modified 316l stainless steel and the commercially available stainless steel and tungsten, which are used as the beam window materials for the spallation neutron source in accelerator driven radioactive clean nuclear power system ( ads ). their radiation resistance properties are compared
本工作採用重離子輻照模擬和正電子湮沒壽命測量技術研究了加速器驅動潔凈能源系統( ads )散裂中子源束窗材料鎢、普通不銹鋼和國產改進型316l奧氏體不銹鋼在0 30dpa輻照劑量范圍的輻照效應,並對它們的抗輻照性能作了比較。So we applied low temperature techniques to manufacture the sense film of qcm sensors. at low temperature and low pressure, with n - butylamine as the carbon source material, and with dry hydrogen as the carrying gas, we applied r. f. glow discharge plasma to preparation the working film for the qcm sensors
在「實驗與分析」一章中較為詳細地闡述了採用等離子體化學氣相淀積的方法,以正丁胺作為碳源物質,通過射頻輝光放電在低溫低壓條件下制得了正丁胺等離子體淀積膜。The lithium ion batteries which was earliest used are almost selected licoo2 as the cathode material, because co is shortage, high cost and toxity, it is necessary to find other cathode materials to replace it. respectively, ni and mn have low cost and nontoxity, therefore the cathode materials including ni and mn have attracted wide attention
最早商品化的鋰離子電池所採用的正極材料幾乎都是licoo _ 2 ,但由於鈷資源缺乏,價格昂貴,且對環境污染嚴重,迫切需要尋找能代替licoo _ 2的正極材料,而鎳、錳價格均比鈷便宜,資源豐富,對環境污染較小,因而用鎳、錳取代鈷的材料是具有應用前景的正極材料。The surface panel method has been applied to predict the hydrodynamic performance of highly skewed propeller. the surface of propeller and its trailing vortex are discreted by a number of small hyperboloidal quadrilateral panels with constant source and doublet distribution. for highly skewed propeller, the conventional method generating grid oriented along constant radii will result in a high aspect ratio and a high skewness and a twist panel near the propeller tip on blade surface, which result easily in incorrect calculation results of velovity on blade surface, even in iteration divergence and calculation failure. a “ non - conventional grid ” is developed to acoid these problems. this grid can effectively solve the problem of the calculation and convergence for highly skewed propeller. the non - linear kutta condition of equal pressure on upper and lower at the trailing edge is executed by the iterative procedure. by sample calculating, the obtained results are satisfied the experimental data
採用面元法預報大側斜螺旋槳水動力性能,螺旋槳表面及尾渦面離散為四邊形雙曲面元,每個面元上布置等強度源匯和偶極子分佈.對于大側斜螺旋槳而言,槳葉表面採用常規的等半徑網格劃分方法在近葉梢處將導致大展弦比、大側斜和扭曲面元,這容易使槳葉表面速度的計算結果不正確,甚至會導致迭代過程發散及計算失敗.文中建立了一種「非常規網格」劃分方法,能有效地解決大側斜螺旋槳的計算和收斂問題.槳葉隨邊處通過迭代實現非線性等壓庫塔條件In recent years, for the irrational use of antibiotics produces resistant strains and other reasons, bacterial resistance is more and more serious. human are trying to solve the problem from different ways, including the study of antimicrobial peptides. defensin is one of the most important of antimicrobial peptides
防禦素( defensin )是抗菌肽中較為重要的一種,是一種生物體產生的具有強大的抗菌功能的陽離子小分子多肽,主要來源於皮膚、呼吸道等的上皮組織,是正常機體抵抗外界病原微生物入侵的重要防線。The normal doppler effect causes sound waves to get longer if the source of the sound is moving away ? for example, a receding ambulance siren
如果音源正在遠離,平常的都卜勒效應會導致聲波的波長變長比如說,遠離中救護車的警笛聲,就是個很好的例子。There are a few basic elements to a mass spectrometer : an inlet to introduce the sample gas into the vacuum of the mass spectrometer, an ion source to convert the sample gas molecules into positively charged ions, a mass filter to separate the ions using magnetic or electric fields and a detector that quantifies the amounts of ions at different masses
質譜儀的幾個基本組成部分:將樣品引入質譜儀的進樣系統,將氣體分子轉變為正離子的離子源,使用磁場或電場分離離子的質量分析器,對不同質量數離子定量的檢測系統。For years, some chinese christians have realized that the western expression of the faith was not suitable for them ; though attempts of contextualizing have been going on for a long time, yet there is more to be done
多年來,不少華人基督徒已經發現來自西方的信仰表達並不完全適合我們,雖然將基督教資源本土化的努力已費時多年,然而距離真正完成仍需一段很長的日子。Spinel limn2o4 is regarded as the most promising cathode material for lithium - ion cells because of its low cost and environmental friendly nature over licoo2. however its poor cyclabiliry greatly prevented it from wide application, especially at high temperature
Limn _ 2o _ 4尖晶石型化合物作為鋰離子電池的正極材料之一,被認為是最有希望替代licoo _ 2的綠色電源材料,但其較差的循環性能(特別是在高溫條件下)嚴重地阻礙了它的應用。The ci ~ - c : h film was prepared by the means of plasma assistance chemical vapor deposition with hydrocarbon n - butylamine ( ch3ch2ch2ch2nh2 ) as carbon source. the material of carbon source was carried into chemical vapor deposition chamber under pure hydrogen
採用等離子體輔助化學氣相沉積方法,以碳氫化合物正丁胺( ch _ 3ch _ 2ch _ 2ch _ 2nh _ 2 )作為碳源物質,用高純氫氣作為載氣,將碳源物質攜帶進入反應室。The newly identified gene, nyd - sp27 has structural similarity to an isoform of phospholipase c. nyd - sp27 was expressed endogenously in human pancreatic - duct cells and upregulated in cystic fibrosis. researchers has proved that suppression of the gene resulted in augmentation of phospholipase - c - coupled calcium - ion release and protein kinase c activity, improvement in the amount of mutated cftr reaching the plasma membrane, and thus restoration of pancreatic anion secretion
Nyd - sp27內源性表達在人體的胰腺導管上皮細胞,並在囊性纖維化時表達增高,顯示該基因可能與病變有關。研究人員發現通過抑制該基因在人體囊性纖維化胰腺導管細胞中的表達,可以糾正缺陷的胰腺陰離子分泌。Nowadays, the cathode material used in the commercial lib is licoo2. but cobalt is expensive and makes serious environmental pollution and the resource of it is limited
目前商品化的鋰離子電池多採用licoo _ 2作為正極材料,但鈷價格昂貴,對環境污染較大且資源有限。Now the commercialized lithium - ion battery mostly uses licoo2 as cathode material, but cobalt suffers the disadvantage of limited resource, high price and heavy pollution to environment
目前商品化的鋰離子電池多數採用licoo _ 2作為正極材料,但資源有限,價格昂貴,且對環境污染較大。Recently, rapid progress has been made in the research on lithium - ion battery due to its superior performance, such as higher gravimetric energy and power density, good safety, excellent cycleability, no pollution and a wider temperature application, etc.
鋰離子電池作為新型綠色能源,近年來得到迅速發展。鋰離子電池的性能在很大程度上取決于正負極材料、電解液及隔膜的選擇和制備。As a new generation cathode material, lithium nickel oxide ( linio2 ) is a promising cathode candidate for its low cost and high energy density, showing an attractive prospect at minitype - portable electric sources and large - scale power supplies. linio2 and its partially substituted compounds have been studied intensively as a cathode material to replace the presently used licoo2
作為新一代的鋰離子電池正極材料,鎳系正極材料因具有放電容量高、成本低的優點,在便攜式電池、動力電源等領域展現出誘人的應用前景,是目前國際鋰離子電池正極材料的發展趨勢。分享友人