氫壓力表 的英文怎麼說
中文拼音 [qīngyālìbiǎo]
氫壓力表
英文
hydrogen regulator-
We will start with a cubic inch of hydrogen at atmosphere pressure ( or the air pressure at the earth ' s surface )
我們從大氣壓力（即地球表面的空氣壓力）下的一立方英寸氫氣開始。In the second chapter, firstly, based on the analysis of theoretic cycle of hydrogen engine, the relations between state parameters in four strokes are established
以氫燃料發動機的理論循環為基礎，進行了各工作過程狀態參數的計算分析，得出了描述理論循環動力性和經濟性，即平均指示壓力和熱效率的表達式。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 、 0二0Lmpa, the relationship is f di = l 55xl0 - " e47j l t ) in this range, the relative error of the hydrgen permeabilty bbeen the experimental values and the formula values are less than 3 %, the durability test showed that after the cycle experiments of prcssure and tempebe for 30 days, the perfrmance of the membran did not change, at last, the theory of hydrogen permeaton was discussed, too. through this work, the pfepared surf ases modified zirconium memran can satisfy the requirement of the purity and the permeating fiux of hydrogen isotope gas
Imp范圍內，鋁表面改性選擇滲氫膜的數學表達式為： （ 1320 i 155x10 」 exd l 「 t ）在這個溫度和壓差范圍內，滲氫系數的實驗數據計算值與數學公式計算值的誤差在3以內；鉻表面改性選擇滲氫膜的壽命考核實驗表明，經過連續30大的循環溫度、壓力實驗，膜的質量、性能無變化；並討論了膜的滲氫理論。2. the pressure - and time - dependent fiber photosensitivity was studied in this paper and the uv - induced index changes were measured. the results show : while hydrogen pressure was increased, the photosensitivity gradually increases ; while hydrogen - loading time prolongs, the change of photosensitivity is consistent with the evolution of hydrogen concentration
二、研究了不同載氫壓力下和不同載氫時間下的摻鍺石英光纖的紫外光敏性，結果表明：摻鍺石英光纖的光敏性隨著載氫壓力的增大，光纖的光敏性逐漸提高；隨著載氫時間的延長，光纖光敏性的變化規律符合載氫模型。The stainless steel and carbon steel can be excellently bonded under lower pressure by using silver intermediate sandwich materials and the oxide film on stainless steel can be destroyed effectively by argon gas shielding in the heating process
結果表明，採用自製的銀基中間夾層材料可以使兩種母材在較低的壓力下實現良好的復合；加熱過程中採用氫氣保護能夠有效地去除不銹鋼表面緻密的氧化膜。Nano - cuo powders were successfully prepared by pressure - hydrothermal method with cuso4 5h2o and naoh as materials. xrd, sem and tem were used to characterize the samples. the influence of raw materials " initial concentration, thermal treatment " temperature, pressure and thermal treatment " time on the morphology and size of cuo were analyzed, and the possible growth mechanism was also discussed
以硫酸銅和氫氧化鈉為原料，用壓力-熱液法合成了納米氧化銅粉體，用xrd 、 sem 、 tem對所制得的氧化銅進行了觀察與表徵，分析了原料起始濃度、熱處理溫度、壓力、 ph值及熱處理時間對氧化銅形態和大小的影響，初步探討了不同形態氧化銅的生長機理。分享友人