除氫 的英文怎麼說

中文拼音 [chúqīng]
除氫 英文
dehydrogenation
  • 除 : Ⅰ動詞1 （去掉） get rid of; eliminate; remove 2 [數學] （用一個數把另一個數分成若干等份） divide:...
  • 氫 : 名詞[化學] （氣體元素） hydrogen （h）
  1. Methods the antioxidant of 75 % ethanolic extract and organic solvent extracts, water extracts and polysaccharids from acanthus ilicifolins l. was detected by flow - injection chemiluminescence, to evaluate the ability of scavenge h2o2

    方法採用流動注射化學發光法，研究該植物75 %乙醇提取物及其有機溶劑萃取分離部分、水提取物及多糖對過氧化氫（ h2o2 ）的清除作用。
  2. The experimental results showed that in the condition of this experiment four algaecides all had strong removing rate on algae, and their removing rate increased with dose increasing, and decreased with algae density increasing. according to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite. in the condition of this experiment, the suitable dose of potassium permanganate was 0. 8mg / l, the algal removing rate was beyond 90 % and the cost of this algaecide was only 0. 0068 / m3. the efficiency of algae removal by four algaecides for huanghe river water was studied. the results showed that the majority of huanghe river water was bacillaroiphyta, and the dominant genera was melosira, which reached 78 % ~ 94 %

    結果表明，在實驗條件下，四種殺藻劑均具有一定的殺藻效果，藻類去除率均隨藥劑投量的增加而提高；原水藻類數量影響殺藻劑殺藻效果，四種殺藻劑的藻類去除率均隨原水藻類數量的增加而降低；通過殺藻效果、經濟性以及安全性等方面的綜合比較，對于以有毒藍藻為優勢藻屬的引灤水，四種殺藻劑的優劣程度從優到劣排序為：高錳酸鉀硫酸銅過氧化氫次氯酸鈉；在實驗條件下，高錳酸鉀適宜投加量為0 . 8mg l ，藻類去除率高於90 ，所需的藥劑費用僅為0 . 0068元m ~ 3 。
  3. This reaction, called the hofman elimination, is quite analogous to the dehydrohalogenation of an alkyl halide.

    這個反應稱為Hofman消除反應，它很像鹵代烷的脫鹵化氫反應。
  4. Abstract : through analysis of the components of coking on different parts of desullfur system of single tower and the waste water containing sulfur, we find the cause of coking in the stripping desulur system from single tower is the polymerization reaction of carbohydrate and the separattion of varied solid powders, organic compounds, and all corrosive productions of metal out of waste water in high temperature, therefore, the solving method is how to decrease the oil content, how to depolymerize form the carbohydrate and how to antisepticize by vapour of waste water

    文摘:對單塔脫硫系統中不同部位的垢物及現場催化含硫污水進行了分析測定，結果表明：塔內污垢成分及含量隨塔體部位的不同而不盡相同，單塔汽提脫硫系統中垢物的形成，主要是由於污水中所含各類粉塵、有機物、金屬腐蝕物等在高溫下因石油碳氫化合物的析出及其單體的聚合反應所致.如何降低污水中的含油成分、減少聚合反應的生成、防止污水蒸氣對塔體材料的腐蝕，是阻垢、除垢和防垢應解決的關鍵問題
  5. Cleanup corrosive substance in pipe such as internal water, clean oil, methane hydrate, ferric oxide, carbide dust, carbon bisulfide, hydrosulphurice acide, etc. ; reduce corrosion damages to inner wall of pipeline caused by corrosive substance ; clarify pipe route again ; inspect pipe deformation ; check perfectness ratio of valves along pipe ; decrease working backpressure

    清除管線內部積水、輕質油、甲烷水合物、氧化鐵、碳化物粉塵、二硫化碳、氫硫酸等腐蝕性物質；降低腐蝕性物質對管道內壁的腐蝕損傷；重新明確管線走向；檢測管線變形；檢查沿線閥門完好率；減小工作回壓。
  6. At 22 h reperfusion, removal of androgens by castration provided protection from ischemic injury in both cortex and striatum ( 2, 3, 5 - triphenyltetrazolium chloride ( ttc ) histology ), whereas dht replacement ( 50 mg subcutaneous implant ) restored infarction volume to that of the intact male ; testosterone ( 50 mg ) had similar but less potent effects

    再灌注22小時時，通過閹割來去除雄激素對皮層和新紋狀體的缺血性損傷都產生了保護作用（氯化三苯四唑組織學） ，相反的，雙氫睪酮替代（ 50毫克皮下植入）對于完好的雄性動物也恢復了梗死面積；睪酮（ 50毫克）有著相似但更弱的效應。
  7. At 22 h reperfusion, remoal of androgens by castration proided protection from ischemic injury in both cortex and striatum ( 2, 3, 5 - triphenyltetrazolium chloride ( ttc ) histology ), whereas dht replacement ( 50 mg subcutaneous implant ) restored infarction olume to that of the intact male ; testosterone ( 50 mg ) had similar but less potent effects

    再灌注22小時時，通過閹割來去除雄激素對皮層和新紋狀體的缺血性損傷都產生了保護作用（氯化三苯四唑組織學） ，相反的，雙氫睪酮替代（ 50毫克皮下植入）對于完好的雄性動物也恢復了梗死面積；睪酮（ 50毫克）有著相似但更弱的效應。
  8. This reaction, called the hofman elimination, is quite analogous to the dehydrohalogenation of an alkyl halide

    這個反應稱為hofman消除反應，它很像鹵代烷的脫鹵化氫反應。
  9. Because it well reserves the chemical stability of inorganic glass, it has the following features : low density, low thermal conductivity, vapor impermeability, no water absorption, incombustibility, protection from mould and rat eating, high mechanical strength but easy to cut and able to bear all kinds of chemical erosions except the hydrofluoric acid

    由於它完全保留了無機玻璃的化學穩定性，具有容重低導熱系數小不透濕不吸水不燃燒不霉變不受鼠嚙機械強度高卻又易加工，能耐除氟化氫以外所有的化學侵蝕。
  10. Analysis f k and na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove sio2, adjusting the ratio of k and na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference

    摘要本方法用於測定霞石中的鉀、鈉，主要通過在溶樣時加入氫氟酸除去二氧化矽，調整溶液中鉀、鈉的含量，消除互相之間的干擾，加入氯化銫消除電離因素的干擾，提高了分析結果的準確性和重現性，使測定結果更接近化學分析值。
  11. Analysis of k and na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove sio2, adjusting the ratio of k and na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference

    摘要本方法用於測定霞石中的鉀、鈉，主要通過在溶樣時加入氫氟酸除去二氧化矽，調整溶液中鉀、鈉的含量，消除互相之間的干擾，加入氯化銫消除電離因素的干擾，提高了分析結果的準確性和重現性，使測定結果更接近化學分析值。
  12. Decontamination works for heavy metals and pah are carried out on site

    針對重金屬及多環芳香族碳氫化合物物質的除污工作是在施工地盤內進行的。
  13. The permeation constant of gases through metals is negligible except for hydrogen through palladium or iron.

    除了氫氣能穿過鈀和鐵之外，氣體穿過金屬的透氣常數是可以略而不計的。
  14. Methods : we examined 102 patients who underwent photorefractive keratectomy and received topical steroids ( either fluorometholone 0. 1 % or prednisolone acetate 0. 5 % alone or combined ) as part of postoperative therapy

    方法：我們檢查了103名已行屈光性角膜切除術並以局部類固醇（ 0 . 1丙酮縮氟氫羥龍或0 . 5潑尼松龍或二者兼有）作為部分術后治療的病人。
  15. 4. engineering dhqase ( arod ) - deficient e. coli mutant with a second copy of the arob gene gene targeting technique was used to disrupt the arod gene in e. coli chromosome. the mutant 31bk was engineered, in which homologous recombination of the arobkanr gene cassette into the arod locus ( arod : : arobkanr ) of the e. coli strain atcc31884 genome utilized the helper plasmid pkd46 with red system. the host cell 31bk lacked catalytic activity of dhqase ( arod ) and had a second copy of the arob gene, so it improved carbon flow into the quinic acid biosynthesis direction

    構建宿主菌基因精確定位突變株31bk （ arod : : arobkan ~ r ）為了改變代謝途徑脫氫奎尼酸（ dhq ）分支點上的代謝流量，使之充分流向目的產物奎尼酸合成方向，利用基因打靶技術構建了31884宿主菌arod基因精確定位插入突變體，使dhq脫水酶（ dhqase ）失活，阻斷了碳代謝流流向芳香氨基酸生成的方向，同時用同源重組的方法將arob基因定位整合入染色體上，解除了限速酶對碳代謝流通過共同途徑到達dhq的阻遏影響，並減輕代謝負擔。
  16. Some changes are needed in the configuration of the plant to reflect the changes that have occurred on the site, primarily that both the hydrogen recovery plant that was fed with purge gas and supplied instrument air and the site auxiliary boilers that provide low pressure steam have been dismantled

    裝置布局發生了一些變化，主要的兩項就是拆除了氫回收裝置和輔助鍋爐，氫回收裝置消耗吹掃氣和儀表空氣，輔助鍋爐曾經用來提供低壓蒸汽。
  17. Since the hydrogen - burning shell and helium - burning core do not produce energy in a stable and steady manner, the star will pulsate and generate strong stellar wind

    由於這時燃燒氫和氦以產生能源的過程並不穩定，星體除了會不斷脈動外，更會產生強勁的恆星風把外殼吹掉。
  18. Their shells, which apart from hydrogen, helium, and carbon also contain portions of the heavy elements formed in the stellar core, are inherently unstable, and their pulsing creates a withering stellar wind a billion times stronger than the solar wind we know today

    它的殼層除了氫層、氦曾和碳層外還有包含一部分產生自恆星核心的重元素，天生的不穩定，它們的脈動產生了一種毀滅性的星風，比我們現在知道的太陽風要強數百萬倍。
  19. Simplified formula of secular equation for hydrogen atom zeeman effect in a high magnetic field

    均勻磁場中氫原子低能級簡並度的解除
  20. Development in method and technology of aluminum melt hydrogen - removal

    鋁熔體除氫技術的進展
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