液化氫 的英文怎麼說
中文拼音 [yèhuàqīng]
液化氫
英文
liquefied hydrogen-
The protected amino acids were z - ser ( bzl ), boc - asp ( obzl ) and glu ( obzl ) 2. the quality of the synthesized tripeptide : ser - asp - glu ( sde ) by thin layer chromatography, amino acid analysis and liquid chromatography - mass spectrometry is pure. the paam beads with different length arms were obtained by coupling the various length linear spacer, such as ethylene diamine, glutaraldehyde, 1, 6 - diaminohexane and amino caproic acid to paam beads
按照從梭基端到氨基端的合成路線，用風n 』二環己基碳二亞胺（ dcc ） l羥基苯驕三氮哩（ hobt ）液相合成法逐步接肽，制備得到對應的帶保護基的中間體，用催化氫化還原脫去所有的保護基。A new method was introduced in this paper : the practability of adopting sodium sulphide instead of hydrogen sulphide for colorific agent has been studied and determinated the optium test condition
研究了採用硫化鈉溶液取代硫化氫作為顯色劑的可行性，並確定了最佳的測定條件。The current test method of heavy metals in edible alcohol is adopted colorimetric method using hydrogen sulphide saturated solution as colorific agent, this method is toxic, disagreeable odour, contaminated, overlaborated and time expended
摘要食用酒精重金屬檢驗方法目前是採用飽和硫化氫溶液作顯色劑的比色測定法，該法毒性大、氣味難聞、污染嚴重、繁瑣、耗時。Priority is given to development of heavy coal liquefaction and petrochemical equipment, heavy vessels for hydrogenation reactor and nuclear reactor and localization of heavy casting and forging for super - critical unit
重點開發煤液化和石油化工等重型設備，加氫反應器和核電等重型容器，超臨界機組配套大型鑄鍛件，實現超臨界機組國產化。Test method for hydrogen sulfide in liquefied petroleum gases lead acetate method
液化石油氣中氫化硫測試方法Liquefied petroleum gases. detectionof hydrogen sulfide. lead acetate method
液化石油氣.硫化氫的檢測.醋酸鉛法Methods of test for petroleum and its products - liquefied petroleum gases - detection of hydrogen sulfide - lead acetate method
石油及其產品的試驗方法.液化石油氣.硫化氫的測定.乙酸鉛法In this paper, the mechanism and forming process of the cracks in view of the stress corrosion were analyzed accounting for the pressure vessels working in the atmosphere of wet hydrogen sul - phide, sodium hydroxide or liquidized ammonia
本文分析了壓力容器及設備在濕潤硫化氫、氫氧化鈉溶液和液氨介質中應力腐蝕開裂的機理和應力腐蝕開裂的過程。Analysis and preventive countermeasures for hydrogen embrittlement of liquified gas tank
液化氣鋼罐的氫脆分析及防治對策With the increase of concentration of aqueous extract from peganum multisectum increased, root vigor, the contents of chlorophyll, soluble protein and nucleic acid in roots and shoots of alfalfa seedlings decreased, while the activities of protease and nuclease, the contents of o2 ( superscript - ), h2o2 and malondiadehyde ( mda ) increased, the activities of superoxide dismutase ( sod ), catalase ( cat ) and peroxidase ( pod ) first increased and then decreased
幼苗根系活力和葉綠素、可溶性蛋白質、核酸含量隨水浸液濃度的提高而降低，蛋白酶和核糖核酸酶活性及超氧陰離子（ o2 （上標- ） ） 、 h2o2和丙二醛（ mda ）含量則增加，超氧化物歧化酶（ sod ） 、過氧化氫酶（ cat ）和過氧化物酶（ pod ）活性呈先升后降變化。Petroleum products. liquefied petroleum gases. determination of total sulfur. determination with oxyhydrogen burner or lamp
石油產品.液化石油氣.總硫量的測定.用氫氧燃燒器或燈測定Immerse it in a solution of peroxide and water
將其浸入過徉氧化氫及水的溶液中。Acts as a disinfectant on both bacteria and viruses likely to be encountered in the home 3 ) generally whitens fabrics the bleaching action of sodium hypochlorite is essentially completed in about 5 minutes, even less time in hot water, but slightly longer in cold. the dry version performs like liquid sodium hypochlorite bleach when dissolved in water
過氧化氫于酸性時安定，但在酸性溶液時會分解產生初生態的氧，在緘性溶液中，具有強烈的漂白力，對纖維沒有很大的脆化作用，但是羊毛蠶絲等，于長時間浸漬時，會產生相當的脆化。Mgb2 can be cooled by liquid hydrogen or liquid neon or by fairly cheap, closed - cycle refrigerators that can readily reach below 20 k
硼化鎂可以藉由液態氫、液態氖或是相當便宜的封閉循環式冷凍機，輕易降溫至20k以下。The reflector can increase the neutron flux obviously and the main processes of the neutron yield in reflector are spallation reaction induced by energetic hadrons and ( n, 2n ) reaction. when the moderator height is equal to the distance between the upper part and the lower part of the split target, the total neutron flux of the split target will be higher by 20. 1 % than that of the integral one. secondly, the high - energy neutron escaping from the target will enter into the moderator and be slowed down
得到經水慢化器慢化后，中子通量在慢化器厚度與高度方向上的分佈；比較了水與液態氫的慢化能力以及中子在水、液態氫、液態甲烷這三種慢化器慢化后的能譜；在csns的靶站設計中，引出慢中子的導管不完全位於慢化器中子引出面的法線方向上，因此進一步計算了中子通量角分佈。Experimental and research on fluorine hydride recycled from waste acid
廢酸液中回收氟化氫的實驗研究They apparently planned to ignite a peroxide - based solution using an electronic device, and scheduled a rehearsal within two days to see if they could smuggle the materials on board
很明顯地，他們打算通過一電子設備來引爆氧化氫液體炸藥，同時在兩天內就實施了一場預演來檢驗他們是否能將炸藥偷偷帶上飛機。Manufacturer of bromides and chlorides for applications in oil drilling fluids, pharmaceutical, photographic and anti - flaming products
主要產品包括潤滑油基礎油加氫白油液化石油氣等。This paper stuffed with twelve important grain and vegetable crops, studied the injury symptom, dose reaction, injury threshold value and influential factor of main pollutant so2 on various plants, tested the dynamic transformation of pod, cat, mda, soluble protein, free pro and chlorophyll of resistant plant and sensitive of these physiological biochemical transformation with plant resistant ability. meanwhile, simply studied the protective role of the five compounds on plant. the result indicated the followings
本實驗以12種重要的糧食和蔬菜作物為研究對象，研究了主要大氣污染物二氧化硫（ so _ 2 ）對不同植物的傷害癥狀、劑量反應、傷害閾值以及影響因素，測定了抗性和敏感植物在受到so _ 2污染后植物體內過氧化物酶（ pod ） 、過氧化氫酶（ cat ） 、丙二醛（ mda ） 、可溶性蛋白質、游離脯氨酸和葉綠素的動態變化，並分析了這些生理生化變化和植物抗性的相互關系，同時還對5種化合物溶液對植物的保護作用進行了初步研究，結果表明： 1They drive some of the rockets now with liquid hydrogen
他們現在有些火箭是用液化氫推動的。分享友人