oxygen group 中文意思是什麼

oxygen group 解釋
氧族元素氧
  • oxygen : n. 【化學】氧，氧氣。
  • group : n 1 群；批，簇。2 集團，團體，小組。3 【化學】基，團，組；（周期表的）屬，族。4 （雕塑等的）群像...
  1. Carbasugars, carbocyclic analogues of true sugars, are compounds in which the ring - oxygen of furanoid or pyranoid sugars is replaced by methylene group

    摘要碳環糖是一類呋喃或吡喃糖環中的氧原子被亞甲基取代后形成的糖類似物。
  2. Individuals with cerebral vascular disease and potential reduction in the supply of oxygen to high cerebral centers may be another group susceptible to high levels of co.

    腦血管病患者和潛在性盲級腦中心供氧減小者，可能是另一類對高含量一氧化碳敏感的人。
  3. Deoxy sugar a sugar in which oxygen has been lost by replacement of a hydroxyl group ( oh ) with hydrogen ( h ). the most important example is deoxyribose

    脫氧糖：羥基被氫原子置換導致失去氧的一類單糖。最重要的脫氧糖就是脫氧核糖。
  4. Subjects of two groups executed an same incremental ergometer exercise up to exhaustion. after exercise, compared with the natural recovery in the control group, somin hyperoxia ( 70 % oxygen ) was given to the experiment group

    20名體育學院健康男生隨機分為兩組（吸氧組和對照組） ，實驗要求全體受試者完成一次性遞增負荷運動，運動至力竭，觀察運動即刻和恢復期各指標的變化情況。
  5. In these two studies by the same japanese group ( 7, 8 ), the enhanced pressor effects of ephedrine and phenylephrine following an alpha 2 agonist ( clonidine ) were no different between awake and anesthetized ( enflurane and nitrous oxide in oxygen ) patients

    在這兩個研究中[ 7 ， 8 ] ，麻黃素和苯腎上腺素在使用- 2受體激動劑（可樂定）后的升壓效果增強在清醒和麻醉（安氟醚和笑氣）病人沒有差別。
  6. Oxygen group oxygen, sulfur, selenium, and tellurium

    氧族元素氧
  7. 24 male wistar rats ( provided by military medical academy animal center ) were devided randomly into 6 groups ( n = 4 ) : the ground control group, the 3 000m control group, the fulminating altitude hypoxia group, the group breathing 90 % enriched oxygen, the group breathing 100 % oxygen, the group breathing 50 % enriched oxygen

    實驗動物為雄性wister大鼠24隻（軍事醫學科學院動物中心提供） ，隨機分為6組：地面對照組、 3000m對照組。 12000tn缺氧組、 12000m吸90富氧氣體防護組、 12000in吸純氧防護組、 12000m吸50富氧氣體防護組。
  8. The recovery velocity of 70 % oxygen group was faster than control group. thus breathing oxygen was effective as one of the recovery measures after exercise

    提示：吸氧組血液流變性的恢復快于對照組，也表明吸氧作為運動后的恢復手段之一，是切實有效的。
  9. Lactic acid bacteria a group of bacteria that ferment carbohydrates in the absence of oxygen, with lactic acid always a major end product, e. g

    乳酸菌：一類能在缺氧條件下利用糖類物質發酵產生乳酸的細菌。
  10. When we conduct experiments using nickel or cobalt sulfides, we see that carbon addition occurs primarily by carbonylation ? the insertion of a carbon and oxygen molecule, or carbonyl group

    要是我們以鎳或鈷的硫化物做實驗，增碳過程主要循羰基化途徑進行，也就是塞入一個羰基（由一個碳原子、一個氧原子組成） 。
  11. The studies expressed that the tensile - strength declined with the growth of dose rate after the radiation treatment, and at the same time, the gel content had extreme value with the change of the dose rate. the surface of uhmwpe fibers showed some irregular micro - pits and dents after radiation treatment, narnely rough degree increasing. their number and deepness increased with increase of dose. and this phenomenon is the most obvious when the dose rate was 8. 5kgy / s and the dose was 400kgy. at the same time some containing oxygen groups, including hydroxyl group, carbonyl group and carboxyl group, were introduced into the fiber surface which was exposed to the air

    研究表明， uhmwpe纖維經電子束輻照處理后，纖維的拉伸斷裂強度隨劑量率的增加呈下降趨勢，凝膠含量隨著劑量率的變化存在極值。纖維表面出現了不規則的微裂紋和凹痕，隨著劑量的增大，電子束對纖維表面的刻蝕程度增加，在本研究中以劑量為400kgy劑量率為8 . 5kgy s時刻蝕效應最為明顯。同時，在空氣中進行輻照時，纖維表面被引入了一些含氧基團，包括羥基、羰基和羧基。
  12. Result : in each time phase, there was no significant difference between vessels in control group and expriment 1, both groups showing satisfactory effect in the measurement of oxygen consumption volume and nbt tintation times and examination of histopatholoy and ultrastructural morphology and patency rate of cryopreserved allograft arteries

    結果：在各個時相，實驗組i和對照組的nbt染色的時間和氧耗量皆無統計學差異（ p > 0 . 05 ） ，而實驗組ii和對照組的nbt染色時間和氧耗量統計學差異顯著。
  13. Aiming at the coal under the building, rail and water, difficultly - mined coal and the side of strip mine, hardly mined, but it is utilization for the ucg study on field test of air coal gas, water coal gas, rich oxygen coal on the side of strip the side of strip mine mine of fu xin, using the ucg for the mineral well, getting the method for building stove of ucg, obtain different coal gas group and heat value for the different gasification craft high volatile, multiple thin coal seams on the side of strip mine are suitable to underground coal gasification to produce middle low heat value gas

    摘要針對「三下」煤層，難採煤層，復雜煤層以及露天邊坡剩餘的煤炭資源，並工開采不經濟或難以開采，可利用煤炭地下氣化將這些殘余資源得以回收利用，試驗利用礦井式煤炭地下氣化方式，對阜新礦露天邊坡進行了空氣煤氣、水煤氣、富氧煤氣的工業性試驗研究，通過煤炭地下氣化工業性試驗，得出在露天邊坡礦井式氣化建爐方式，不同氣化工藝的煤氣組分，熱值。
  14. German standard methods for the analysis of water, waste water and sludge ; summary action and material characteristic parameters group h ; determination for the chemical oxygen demand ; short duration method

    德國對水.廢水和污泥的標準檢驗法.綜合作用和材料特
  15. German standard methods for examination of water, waste water and sludge ; summary action and material characteristic parameters group h ; determination of the chemical oxygen demand in the range over 15 mg l

    德國對水廢水和污泥的標準檢驗法.總的作用參數和材
  16. In this paper, a three - dimensional ( 3d ) program for the three - dimensional reactive flow fields of complicated geometric nozzle, which governed by the compressible full navier - stokes equations with realizable k - s turbulent model, has been upbuilt by using full implicit couple arithmetic and fvm ( finite volume method ) based on understanding and assimilation of a two - dimensional program group of cr ( chamber - radon ). the new program fulfils the urgent need of numerical tools for simulating three - dimensional reactive flow - fields of hylte ( hypersonic low temperature ) and other latest nozzles, for which cr is out of action in simulation, and can be applied to simulate other chemical laser system, such as chemical oxygen iodine laser ( coil ), overtone fluoride hydrogen, all - gas iodine laser, and so on. furthermore, some related topics about nozzles design and engineer ing also have been discussed

    本文在二維cr （ chamber ? radon ）程序研究的基礎上，採用有限體積方法和完全隱式的耦合演算法，通過求解帶realizablek -兩方程湍流模型的多組分、有反應的三維完全納維埃?斯托克斯（ n ? s ）控制方程，建立了一套能夠對復雜形狀的三維噴管和光腔進行數值模擬的三維程序，解決了連續波df hf化學激光器增益發生器設計缺乏三維數值模擬工具的問題，並用該工具解決了cr程序無法實現的hylte等復雜三維噴管流場的理論模擬問題。
  17. Take removes in the water to have the slight pollutant as the goal activated charcoal surface modified direction is : the reduced surface lactone base and the carboxyl group and so on contain the oxygen functional group the content, increase activated charcoal surface sparse river characterthe modified activated charcoal in has a drink together in the water used adsorption treating processes, a weak basicity environment is good

    我們研究了以濃硝酸、次氯酸和氨水去除水中三氯甲烷為主要目標表面改性活性炭吸附處理技術。立意方向為:減少表面內酯基及羧基等含氧官能團的含量，增加活性炭表面的疏水性。
  18. The main results are as following : 1. about electrocardiogram and heart rate, there are no significant difference among the ground control group, the 3 000m control group, the group breathing 90 % enriched oxygen, the group breathing 100 % oxygen and the group breathing 50 % enriched oxygen

    從心電圖和心率變化上看，地面對照組、 3000m對照組、 12000m吸90富氧氣體防護組、 12000m吸純氧防護組和12000m吸50富氧氣體防護組這五組大鼠之間無明顯差異，均顯且i且第四軍醫大學碩士學位論文示正常。
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