氦氧 的英文怎麼說
中文拼音 [hàiyǎng]-
Although helium is nontoxic and inert, it can act as a simple asphyxiant by displacing the oxygen in air to levels below that required to support life
盡管氦無毒且不活潑，通過取代空氣中的氧，使之下降到維持生命所必須的水平以下，它可以成為簡單的窒息物。Typical examples include common elements such as oxygen, helium and the relative new carbon - 60 ; the anaesthetic gases such as nitrous oxide lathing gas and ether, urea - the first man - made organic compound, consumer products such as adhesives and the sugar substituted aspartame ; dna the coil of life ; and the fiascos in the proclaimed discoveries of cold fusion and memory effect of water
主要內容包括：氧、氦、笑氣、乙醚、碳60等元素及化合物的發現， 11 .第一個有機化合物的合成，各類日用黏貼膠的制備，代糖aspartame的發現， dna雙螺旋結構模型的釐定以及冷核聚變和水分子記憶功能兩項發現的鬧劇。Helium - oxygen diving equipment model 6071 hy
6071hy型氦氧重潛水裝具Natural gas - determination of composition with defined uncertainty by gas chromatography - determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to c8 using two packed columns
天然氣.用氣相色譜法測定規定不確定度組分.利用兩個封裝柱進行氫氦氧氮二氧化碳和c8碳氫化合物的測定Natural gas - determination of composition with defined uncertainty by gas chromatography - determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and c1 to c8 hydrocarbons using three capillary columns
天然氣.用氣相色譜法測定具有規定不定度的成分.用三毛細管柱測定氫氦氧氮二氧化碳和cdown1至cdown8的碳氫化合物Venus express has detected oxygen, hydrogen and helium ions ? remnants of early oceans ? escaping into space
金星快車已經發現了逃逸到太空的氧，氫和氦離子，他們是早期海洋的殘留物。They would have been hotter than the sun, and would have burnt the original hydrogen and helium, into heavier elements, such as carbon, oxygen, and iron
它們的溫度會比太陽的溫度高，而把原始狀態的氫和氦燃燒成較重的元素像碳、氧和鐵。In addition, integrated circuits and semiconductor devices are generally made with single - side polished wafers, therefore the results of this work indicate that nanocavity - gettering technique is practical in manufacture of devices. finally, the gettering uniformity is demonstrated directly on samples. the gettering results of au to oxygen intrinsic precipitation and to the nanocavity formed by helium ion implantation were compared and discussed in this paper
本文還對實驗樣品中存在的氧沉積、晶格損傷對金雜質的吸除效果，與注氦誘生微孔的吸雜效果進行了比較和討論，進一步證實了注氦誘生微孔吸除金雜質的均勻性，並加深了對微孔吸除機理的理解。Carbon nanotubes were produced in an electric arc discharge with an anode composed of carbon. the productions were studied in different current, voltage, helium pressure and diameter of anode and cathode sticks. oxygen and steam in helium were discussed. the proper condition of producing carbon nanotubes is included to make purification easy. 2figs., 2tabs., 6refs
採用石墨電弧法制備碳納米管，研究了不同電流、電壓、氦氣壓力以及不同陰陽極棒徑條件下碳納米管的生成情況，並討論了氧氣和水蒸氣的存在對碳納米管制備的影響，總結出制備碳納米管的條件，給以後的純化工作帶來方便.圖2 ，表2 ，參6The arc physical characteristic of mixed gases ( ar + he + co2 ) and its effects on weld shaping were discussed
摘要採用鎢極氬弧焊對不同比例氬氦二氧化碳混合氣體的電弧物理特性及其焊縫成形進行了實驗。The operation of the speaker requires a continuous supply of helium gas ; with the attendant problems of handling heavy cylinders, and the by - product production of ozone can reach hazardous levels in closed rooms
為了增加聲壓，防止副產物臭氧在室內的危害，等離子喇叭使用的時候需要連續提供氦氣。We generate greenhouse gases in a number of ways, particularly through the burning of fossil fuels which increase carbon dioxide, rubbish disposal which increases methane, and agriculture which generates methane from cows and nitric oxide from fertilizers
我們從多種途徑產生溫室氣體，當中最主要的包括燃燒化石燃料增加二氧化碳傾倒垃圾增加甲烷以及耕種牛能排放二氧化碳肥料則會增加一氧化氦。It is interesting to note that diamond is a form of pure carbon, the fourth most common chemical element of the universe, after hydrogen, helium, and oxygen
有趣的是，鉆石原來只是純碳，而碳是僅次於氫氦和氧，宇宙間第四種最常見的化學元素。The dry atmosphere consists almost entirely of nitrogen ( 78. 1 % volume mixing ratio ) and oxygen ( 20. 9 % volume mixing ratio ), together with a number of trace gases, such as argon ( 0. 93 % volume mixing ratio ), helium, and radiatively active greenhouse gases such as carbon dioxide ( 0. 035 % volume mixing ratio ), and ozone
干大氣幾乎完全由氮（ 78 . 1 %的體積混合比）和氧（ 20 . 9 %的體積混合比）構成，還包括一些微量氣體，如氬（ 0 . 93 %的體積混合比） 、氦，以及對輻射起作用的溫室氣體如二氧化碳（ 0 . 035 %的體積混合比）和臭氧。分享友人