氫氣流 的英文怎麼說
中文拼音 [qīngqìliú]
氫氣流
英文
hydrogen flow-
In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking
在第一部分的工作中，利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式（ time - gcm ） ，對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬，結果表明，從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化，大氣的非等溫結構加速了重力波在中層頂區的破碎，重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。From the study of hydrogen - oxygen isotope in enclosure liquid, some water conies from magma, others come from atmosphere precipitation
包裹體水的氫氧同位素研究表明成礦流體中既有巖漿水，又有大量大氣降水加入。Liberation of hydrogen gas would be increased rapidly and sic particles on the surface might be dispersed if the current density exceed the upper limit. furthermore, nickelous hydroxide would be deposited because the ph of plating solution nearby the surface rapidly increased. all of above might result in coating deterioration
若電流密度過大，超過所允許的上限值，會析出大量的氫氣，可能沖散表面覆蓋的sic微粒，而且易使磨頭表面鍍液ph值急劇上升而形成氫氧化鎳沉澱，導致鍍層質量惡化。Is a small type of equipment of purgeing and drying any type of gas without caustic. you can purge the hydrogen gas, the nitrogen gas, the air and so on
Jhq氣體凈化器是為實驗室用氣體進行凈化處理而專門設計製造的小型凈化裝置.凈化氫氣、氮氣、空氣等多種無腐蝕性氣體，適用於各行業實驗室及工藝流程For the cathodic process it is likely that there exists a coupling between ni2 + discharge and hydrogen evolution. hydrogen evolution on working electrode should have masked the nickel ion reduction peak in lsv curve
對于陰極過程，鎳離子放電和氫氣析出過程存在耦合，氫氣的析出可能掩蓋了線性電位掃描曲線上鎳還原的電流峰。Abstract : design ideas, technical features and system architectures of advanced process control for polypropelene units were introduced together wit h on - line calculations for the controlled variables such as the yield of polypr opelene, concentration of monomer, hydrogen concentration in liquid phase and the melt flow rate index. attentions in implementation were pointed out
文摘:介紹聚丙烯裝置先進控制技術的設計思想、技術特點和系統構成，並介紹產率、漿液濃度、液相氫氣濃度、熔體流動指數等被控變量的在線計算，指出了實施中應注意的問題。Abstract : it has been discovered that the coke formed in ch4 coupling under plasma can be eliminated via pure h2 discharge in the system. eliminating coke under plasma with positive or negative high voltage in dc electric field has been compared with that in ac field. the elimination of coke takes place only on the negative of the two electrodes in dc field, while on both electrodes in ac field. the coke on the reactor walls can be eliminated with either positive or negative high voltage and in either dc or ac field. based on the experimental facts, hypotheses of the reaction mechanism are suggested. quantity of eliminating coke depends on diametrical ratio between reactor and the electrode, input power and electrode materials
文摘:發現了等離子條件下甲烷偶聯反應中形成的積炭可以通過該體系中純氫氣放電而消除.將消除積炭使用直流電場的正高壓和負高壓與使用交流電場作了比較，發現直流電場中無論使用正高壓還是負高壓，只有陰極上的積炭可以被消除，而交流電場中兩極積炭均可被消除，反應器壁上的積炭在以上任何情況下均可被消除.基於實驗事實提出了機理假設.消除積炭的量與輸入功率、反應器對電極的直徑比以及電極材料有關If you do extinguish a hydrogen flame and do not stop the flow of hydrogen, the escaping gas can be re - ignited, sometimes explosively
如果你欲撲滅氫氣火焰而同時又不能切斷氫氣流，那麼，逃逸的氣體可能再被點燃，有時還會發生爆炸。The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0
在更寬的溫度范圍、壓差范圍內，在不同原料氣組成（即不同的氫氣分壓）條件下，對所制備的鋯表面改性膜進行了滲氫性能實驗，考核了膜對氫的唯一選擇滲透性，結果表明：在四極質譜的檢測下限內，只有氫氣存在，而無雜質氣體通過；在593k 773k溫度范圍內，鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數；其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大，並且呈線性關系；壓力對膜的滲氫系數幾乎無影響；膜的滲氫系數隨著溫度的升高而下降，井巨呈指數關系：根據對實驗數據所作滲氫系數與溫度關系曲線的擬合，在溫度593k 773k范圍內，壓差p 、 0二0The self - assembling behavior and mechanism of ppq - b - ps, ppq - b - peg copolymers in the selective solvents were studied. the 5 - acetyl - 2 - aminobenzophenone ( abp ) was synthesized by using p - nitroacetophenone, ethylene glycol, phenylacetonitrile, hydrogen, perchloric acid as raw materials under stirring means
以對硝基苯乙酮、乙二醇、苯乙腈、氫氣、高氯酸為原料，用迴流攪拌的方法合成出5 -乙酰基- 2 -氨基二苯甲酮（ abp ） 。Relativity between gastightness and dosage and concentration in recirculation fumigation of phosphine
倉房氣密性與磷化氫環流熏蒸用藥量及濃度的相關性Matter will be transferred from the red giant to the white dwarf when the gravity of the red giant at its surface is weaker than that of the white dwarf. when sufficient matter is accreted onto the surface of the white dwarf, nuclear reactions will start and sustain for a short period on the white dwarf surface. enormous energy is produced
當紅巨星的表面引力比白矮星弱時，部分物質會盤旋流進白矮星內，當足夠的物質積聚在白矮星表面，便會燃點起熱核反應，產生出巨大的能量，這種爆發會維持下去，直至所有氫氣耗盡。To meet the demands of transparent electrodes of oled devices, ito films were deposited at low substrate temperature, and their performances were discussed in this paper
首先，依據氫氣的還原作用在濺射氣氛中引入水蒸氣，採用直流磁控濺射法在襯底溫度低於200的條件下制備ito膜。A special clamp for etching optical fiber and depositing pd film on the fiber is designed. designed a encapsulation set of the characteristics that is dampproof, shake and eroding resisted. the experimental set - up for hydrogen sensing includes the light source, gas cell, mass flow controller, stainless steel helical tubing and the detector, etc. the experimental results are also discussed
本文還設計了一套光纖腐蝕用夾具、光纖封裝加熱夾具和一套光纖濺射鍍膜實驗夾具;設計並製作了一套具有防潮、抗震和抗腐蝕功效的光纖傳感頭封裝裝置;設計了一套由激光器、反應混合氣室、光功率計、質子流量計和流量控制器等組成的氫氣定標實驗裝置並對實驗數據進行了分析與處理。The key hydrogenation parameters are radio frequency power, reactant gas ration, temperature, time
主要的氫化參數有射頻功率、氫氣流量、樣品溫度、處理時間。The main process parameters include hydrogen content in the gas sources, hydrogen plasma catalyst pretreatment, substrate bias, deposition temperature and plasma flow guiding
主要之製程參數包括氣源中之氫氣含量、氫電漿前處理、基材偏壓、沉積溫度以及電漿導流板之施加。Atoms of the film by dc reactive magnetron with pt sputtered tend to plane ordinal structure. molecules of the the film by sol - gel with pt sputtered tend to be surface center structure as wo6. as results of ft - ir, the characteristic oscillation of the tungsten oxide sol - gel film with pdcl2 catalyst is more distinct with the higher temperature at the wave band
這兩種方法結合制備的三氧化鎢摻雜薄膜中溶膠摻鉑樣品綜合了溶膠凝膠法與直流磁控濺射法的優點，其薄膜疏鬆多孔，充分快速響應了鉑催化劑離化的氫，具有良好的氫敏性能，是制備氫氣傳感器薄膜的首選方法。Weight up y2o3 and ai2o3 with the mole proportion of 3 / 5. after sufficient grinding, we got the round pieces of f 20mm and thickness 5mm with 30mpa pressure. then sinter the pieces in the hydrogen atmosphere at 1700 ? for 5 hours
按照摩爾比為3 ： 5稱取純度為99 . 99的y _ 2o _ 3和al _ 2o _ 3 ，將配好的原料充分研磨混合，然後用30mpa的壓力壓製成f20mm 、厚度為5mm的薄片，在高溫鎢鉬爐中通流動氫氣，在1700下燒結5小時。An external jolt of electricity helps generate hydrogen gas at the cathode
在外部電流下能在陰極處產生出氫氣。When hydrogen is present, there will be an unusual sound such as air escaping through the pipe as the water begins to flow
如果有氫氣存在，那麼當水開始流動時，會有一種像空氣穿過管道一樣的異常聲音。分享友人