需氧相 的英文怎麼說

中文拼音 [xūyǎngxiāng]
需氧相 英文
aerobic phase
  • 需 : Ⅰ動詞（需要） need; want; require Ⅱ名詞1. （需用的東西） necessaries; needs 2. （姓氏） a surname
  • 氧 : 名詞[化學] （氣體元素） oxygen （o）
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  1. The other curve shown in fig 1. 5 corresponds to the biochemical oxygen demand (bod).

    圖1-5的另一曲線相當于生化需氧量（BOD）曲線。
  2. According to the method ( 1 ), bio - assessment criteria of bi for stream was preliminary determined, < 2. 97, excellent ; 2. 98 - 4. 72, good ; 4. 73 - 6. 48, good - fair ; 6. 49 - 2. 84, fair ; >

    與理化指標關系的分析表明，與總磷h 、化學需氧量codcr和高錳酸鹽指數iinn有較高的相關性， r值分別為0 93 ， 0
  3. The molten steel have the same making environment at the spot, but it is subject to many factors such as temperature and killing oxygen instrument penetration ' s depth into the molten steel during the time, and killing oxygen by adding aluminum process is just one part of the whole system. consequently, in order not to interfere with next later continuing casting and other process, and to ensure the production rhythm, when the molten steel arrives at the aluminum feeding station, it cannot meet the production requirement only to sample, assay and determine the ingredient content

    在實際生產中，模型是通過鋼包中的含氧量和鋼包中所需含鋁量來確定加鋁量這一函數關系的，雖然鋼水具有相同的冶煉環境，但當每一鋼包從出爐到達加鋁站進行定氧加鋁期間，會受到溫度、定氧儀探頭伸入鋼水的深度和吹氬等不同因素的影響，而且對整個煉鋼工藝來說，定氧加鋁系統只是整個生產工藝中的一部分。
  4. Experimental study on relevant influencing factors of cod in clear ash water

    澄清灰水化學需氧量相關因素的實驗研究
  5. Compared with traditional oxygen detection methods, there are several advantages using this sensor : no oxygen consumption and reference electrode are needed ; no electronic current is needed and no disturbances happen if there is a magnetic field outside ; the intensity of the phosphorescence has n ' t relation to the stir and flow rate of the sample ; the response is rapid

    與傳統的測氧方法相比，它在測量過程中不消耗氧，不需要參比電極，不用連接電流，不受外界電磁場干擾，與樣品流通速率和攪拌速率無關，響應速度快。因此，近幾十年來，磷光傳感器的研究十分活躍。
  6. In order to predict the evolution of ozone on time scales of a few days to a week, monthly mean, as well as seasonal variations, reliable measurements of ozone distribution from space ( satellite - based measurements ) are needed

    為了預測臭氧總量隨時間的演變，需要對臭氧的分佈進行穩定、可靠的測量。相對于紫外遙感方法，用紅外方法測量的優點在於對臭氧總量的觀測不依賴于太陽輻射的後向散射，不分晝夜的限制，在白天和夜間都可以進行觀測。
  7. The catalytic activity of ( hmbp ) 2ticl2was lower than - diketonate titanium catalysts. the catalytic activity of dinuclear - diketonate titanium catalysts was comparative to mononuclear ones. however, the dinuclear - diketonate titanium catalyst showed the synergism effect, for example, the lower catalyst concentration and the molar ratio of al to ti, the activity reached the maximum value at 80, the melting temperature of polymer was enhanced

    2 -羥基苯酮鈦[ （ hmbp ） _ 2ticl _ 2 ]的催化活性低於-二酮鈦類催化劑；雙核催化劑在催化活性方面與對應單核催化劑相差不多，但在聚合規律上表現出與單核催化劑不同的雙核協同作用，如聚合所需的催化劑濃度、助催化劑甲基鋁氧烷mao量降低，活性在80時出現極值，熔點提高等，而且雙核催化劑是單活性中心催化劑。
  8. This edta route has several remarkable advantages in comparison with other method. because of the greater ability of edta anions to chelate metal cations, and forming very stable and soluble complexes, all of the starting materials are mixed at the molecular or atoms level in a solution, it is easy to control the composition and a high degree of homogeneity is achievable

    傳統的合成方法是高溫固相反應，由於灼燒溫度高、灼燒時間長，形成硬團聚體，產物粒徑較大，一般為m級，需進行球磨粉碎以減少其粒徑，很難制得均相、均一粒度分佈的氧化物粉體，在研磨過程中容易引入雜質且晶形破壞使得發光亮度減小。
  9. Curtailing emissions of methane, which today contribute about half as much to greenhouse warming as co2, may provide more than one wedge : needed is a deeper understanding of the anaerobic biological emissions from cattle, rice paddies and irrigated land

    今天，甲烷對于溫室增溫的影響，幾乎相當於二氧化碳的一半，因此減少甲烷排放也可能提供一塊以上的楔形：我們需要更深入了解來自家畜、稻田及灌溉田地的厭氧生物氣體排放。
  10. This step is important because the developing tooth tissues require an ample blood supply to provide them with nutrients and oxygen while they grow

    這個動作相當重要，因為系膜是一層富含血管的白色多脂物質，而發育中的牙齒組織需要足夠的血液，以提供生長所需的養份與氧氣。
  11. An optimal nutritional supplement needs to incorporate all five essential components ; vitamins, minerals, antioxidants, phytonutrients and trace elements

    良好的營養補充品需要有五大類必要營養成分的相互結合作用，即維生素、礦物質、抗氧化劑、植物性營養以及微量元素。
  12. The sample composition was analyzed by means of tg and x - ray diffraction. the following conclusions can be drawn from the experiments : given conditions, the sample powder that has the same xrd data as the standard fetioa can be gotten when use any method mentioned above ; the key in synthesis is to avoid the oxidation of fe2 +, so the whole process should performed under vacuum or neutral atmosphere, samples used by this study were prepared under nitrogen atmosphere ; the heat - treated time and temperature have some influence on the sample powder, results show that the proper time and temperature is 120 minutes and 1100 respectively

    研究結果表明：在合適的反應條件下，用上述三種合成方法都能得到xrd數據與標準fetio _ 3物相基本吻合的粉體；合成反應需要克服的主要問題是防止體系中fe ~ （ 2 + ）的氧化，因此，整個反應必須在真空或者非氧化性氣體保護下進行，本研究需要的樣品是在高純從保護下合成的；煅燒的時間和溫度對最終的產物也有一定的影響，研究發現：合理的煅燒時間和溫度分別為120分鐘和1100 。
  13. It was still a technical problem on how to add the air to the reactor in so small pressure difference. in addition, the photocatalytic reaction efficiency was very low at the high speed. the reactor will be large, the price will be very high and the electricity will be enormously consumed during the photocatalytic - oxidation of h2s in the methane

    主要原因是沼氣中不含氧，使用時氣體流速大，壓差小，而用光催化氧化方法消除h _ 2s需要有相當量的氧參與，在壓差很小的情況下，一次空氣的加入存在技術困難；在高氣體流速條件下，光催化效率低，若用光催化方法消除h _ 2s ，反應設備龐大，耗電量高，價格昂貴，農民難以負擔。
  14. The work mainly consists of four parts : the first part is to use oxidation and lpcvd technique to produce sio2 mask film and si3n4 insulation film in order to enhance the heating efficiency of micro chamber, and guarantee the carry out of the reaction. the second part is to use the combination of dry etching and wet etching to produce reaction micro chamber, it is the container which carry out the pcr reaction, and dna sample carry out amplification reaction here. the third part is to use the sputtering, photolithography to produce heaters and temperature sensors which heat the reaction micro chamber and provide the temperature condition for the pcr reaction

    首先，利用氧化工藝和lpcvd技術，生長sio _ 2掩膜層和si _ 3n _ 4絕緣層，以提高反應腔的熱效率，保證擴增反應的順利進行；其次，用濕法腐蝕和干法刻蝕相結合的方法加工微型腔體，使之作為dna樣品進行pcr擴增反應的容器；第三，用濺射、光刻等工藝在微型腔體底部製作微型加熱器和溫度傳感器，實現對反應腔體的加熱及其溫度的精確測量，提供pcr擴增反應所需的溫度條件。
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