氧分子 的英文怎麼說
中文拼音 [yǎngfēnzi]
氧分子
英文
oxygen molecule-
The effects of dna damage induced by acetaldehyde
乙醛對脫氧核糖核酸分子的損傷作用Ab initio study of structures for li2o, li2s, na2o, na2s molecules
堿金屬氧化物和硫化物分子結構的從頭算研究In a paper published jan. 18 in science express, the scientists describe how they got an adsorbate molecule ( anthraquinone ) to pick up two carbon dioxide atoms and carry them in a specific direction on a flat copper surface
1月18日的「科學快訊」上的一篇文章中的研究者描述了他們將攜帶有二氧化物原子的一種吸附分子(蒽醌)定向進入扁的銅表面。The annihilation of the octahedron voids at the tips of fpds was divided two processes : ( 1 ) the oxide on the void was removed by the out - diffusion of oi in the shallow region, especially the oi aroud the void and by the entry of the interstitial si atomics. ( 2 ) the void without oxide shrinked by emitting vacances and the migration of silicon atoms from edge to the bottom of void
Fpds端部八面體空洞的消失分為兩個階段: (一)覆蓋在空洞各個內壁上的氧化膜由於高溫下矽片表面區域的間隙氧原子,尤其是空洞型缺陷周圍的間隙氧原子的外擴散及自間隙硅原子的進入,而逐漸變薄直至最終消失。 (二)無氧化膜的空洞,在高溫下發出一個個空位,同時八面體空洞周圍的自間隙硅原子不斷的從空洞的邊緣遷移至空洞的底部,使空洞逐漸變淺直至最後消失。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。Uses : used in the manufacture of persulfate ; used in the manufacture of aniline dyes ; used in the treatment of oxidized metal surface ; used as the initiator for the polymerization of monomers ; used in decoloring and bleaching of oil, cleaning and deodorization of deteriorating barm, accelerating ripening agent ; used as additive for under - well fracturing in petroleum mining
用途:用於製造過硫酸鹽的製造;用於苯胺染料的製造,甕染料的氧化發色劑;用於氧化金屬表面處理;用於有機合成工業中,高分子物聚合的引發劑;油的脫色和漂白,變敗酵母的洗滌,脫臭,小麥的催熟劑;石油開採用于井下壓裂的添加劑。The synthesis methods of isobutyl acetate catalyzed by p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, cupric chloride bi - hydrate, stannic chloride pentahydrate, ammonium ferric sulfate dodecahydrate, sodium bisulfate monohydrate, potassium bisulfate, chitosan sulfate, sodium dihydrogen phosphate, rare earth metallic oxide, solid super acid, heteropoly acid and molecular sieve etal were reviewed
摘要評述了對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、二水氯化銅、五水四氯化錫、十二水合硫酸鐵銨、一水硫酸氫鈉、硫酸氫鉀、殼聚糖硫酸鹽、磷酸二氫鈉、稀土金屬氧化物、固體超強酸、雜多酸和分子篩等催化劑催化合成乙酸異丁酯的方法。Iii analysis of extract solutions of glass - method for determination of boron oxide by molecular absorption spectrometry
玻璃萃取溶液的分析.第6部分:採用分子吸收光譜法對氧化硼Carboxylase an enzyme that catalyzes the incorporation of carbon dioxide into a substrate molecule
羧化酶:一類催化二氧化碳合成底物分子的酶。Light olefins for industrial use. determination of molecular oxygen in gaseous phase. electrochemical method with a membrane - covered cell
工業用輕烯烴.氣相中氧分子的測定.帶覆膜細胞的電化學方法The quantum calculation for the molecular vibrational spectra of oxygen
態氧分子振動光譜的量子力學計算This geological process created complex molecules of hydrogen and carbon
這種地質作用產生了復雜的氫、氧分子。Ozone is a version of oxygen with three atoms per molecule, whereas normal, everyday oxygen has only two
臭氧是每個分子由三個氧原子組成的一類氧,通常,氧分子只有兩個氧原子。Ultraviolet rays from the sun decomposed into atomic oxygen molecules into the atmosphere at the highest level ( the ionosphere ) the main ingredients
來自太陽的紫外線把氧分子分解成原子,成為了大氣最高層(電離層)的主要成份。Understanding the role of snowflakes in catalysing the change from one sort of oxygen to the other should provide insights into how ozone is distributed in the atmosphere
了解雪花在這兩種氧分子間的催化作用能讓我們了解臭氧在大氣中的分佈。Driving this boost in complexity may have been mi - tochondria, which are components of eukaryotic cells and use oxygen to create energy
在組成成分上驅動這種大爆發的細胞結構是線粒體,它是真核細胞的一種組分,並且其功能是通過氧分子來合成能量。The catalyst prepares hydrogen ( from the fuel ) and oxygen ( from the air ) to take part in an oxidation reaction by assisting both molecules to split, ionize, and release or accept protons and electrons
觸媒同時幫助來自燃料的氫與來自空氣的氧分子分解、解離、釋放或接受質子與電子,而發生氧化反應。1. dispel smoke, remove dust : negative ion absorb the dust in air, make it no activation but leech on to floor due to g - force. at the same time, it activates the oxygen in air, makes the room environment fresh, clean and natural
1 .消煙除塵清新空氣:負離子吸附空氣中帶電的塵埃,使其失去活性而隨地球引力安靜依附於地面層,同時激活空氣中的氧分子,讓居室的空氣清新,空間回歸純靜自然。The authors measure their electrical transport properties in air and in vacuum respectively and find that the electrical transport of sodium titanate nanowires devices is affected. this is attributed to oxygen adsorption on the surface of nanowire
分別在大氣和真空兩種環境下測量了該器件的電學特性,發現器件所處的氣體環境可以影響其電傳輸特性,這可能是由於納米線表面的氧分子吸附造成的。The hematoporphyrin sensitizer used in photodynamic therapy produce toxic substance through translating energy to oxygen molecule, so the distribution of oxygen in tissue have special value as there has consumption of oxygen during photodynamic therapy
光動力療法使用的葉琳類光敏劑主要是通過將能量轉移到氧分子產生單線態氧來產生毒性物質,因此在光動力治療中有氧的消耗,使組織中氧分佈對光動力作用具有特殊意義。分享友人