查询词典 oxygen-deficient

Process of campaign having oxygen makes airframe obtains oxygen from inside air, in the muscle that conveys oxygen to moving through lung and blood, use oxidation carbohydrate and adipose in order to produce energy, increase respiratory system, heart, blood, blood-vessel and capacity of skeletal sarcous health.

有氧运动过程使机体从空气中获得氧气，通过肺和血液将氧气传送到运动着的肌肉中，用来氧化碳水化合物和脂肪以产生能量，提高呼吸系统、心脏、血液、血管和骨骼肌肉的健康能力。

The thesis thow the removing oxygen optimum way of low pressure boiler throught analysing it s working process, measuned the efficiency of iron filings oxygen remover in different the tempreture and velocity of water by imitating industry oxygen remover .

为此，本文通过对工业低压锅炉运行状况的分析指出了低压锅炉除氧的经济、可行方法；并模拟工业实际，测出了不同温度、流速下铁屑除氧器的除氧效率。

The results indicates, with the same level of other parameters, the TN removal can reach 80.0% and 70.9% with the control of dissolved oxygen under the levels of 0.3-0.6mg/l and 0.6-0.9mg/l, respectively; the TN removal upgrades from 80%, 83% to 84.1% with the decrease of sludge load in the system from 0.1, 0.07, to 0.05gCOD/gMLSS·d; the nitrogen removal only reaches 58% when C/N is 4, but can reach more than 80% when C/N is at or over 7, which indicates that the TN removal increases when higher C/N ratio; when HRT increases from 12h, 18h to 24h, the TN removal also increases from 78.6%, 82.0% to 83.0%; the TN removal average in the system increases from 75.6%, 78.5% to 83.0% with the increase of sludge age from 18d, 20d to 24d; the low oxygen conditions in the modified Orbal oxidation ditch model do not decrease the effect of COD removal, and the dissolved oxygen gradient with the distribution of 0-2-1mg/l in the system ensures the COD removal reaching the range of 80%-86%; and the phosphate removal, however, is not good enough, which varies from 40% to 50%, even lower than 35% in occasional situations, and the phosphate concentration in the outflow varies in the range of 1.28-2.38mg/l, which dissatisfies the discharge standard with the level of 1.0mg/l.

试验结果表明，在其它参数相同的情况下，将外沟道的溶解氧分别控制在0.3～0.6mg/l 和0.6～0.9mg/l 两个水平，外沟道中TN 去除率分别为80.0%和70.9%；系统中污泥负荷分别为0.1gCOD/gMLSS·d、0.07 gCOD/gMLSS·d、0.05 gCOD/gMLSS·d时，随着污泥负荷的降低，TN 的去除率却是上升的，分别为80%、83%、84.1%；本试验中，当C/N 为4时，仅能获得58%的脱氮率，当C/N 为7 或更高时脱氮率能达到80%以上，进水C/N 比值越高，总氮的去除率越高；在本试验中采取的水力停留分别为12h、18h、24h 时，外沟道中的总氮去除率随水力停留时间的增加而增加，分别为78.6%、82.0%和83.0%；当系统泥龄分别为18d、20d、24d 时，系统平均TN 去除率分别为75.6%、78.5%、83.0%，随着泥龄的增大TN 的去除率增加；改良型奥贝尔模型的低氧条件并没有降低COD 的去除效果，系统0-2-1mg/l的溶解氧梯度分布使得COD 去除率一般都在80%～86%之间；本试验中磷的去除效果不好，去除率基本在40%～50%之间，有的甚至低于35%，出水磷的浓度在1.28～2.38mg/l 之间，低于1.0mg/l 的出水排放标准。

Oxygen and halide anions (Cl〓, Br〓 and I〓) can greatly catalyze the oxidation of ascorbic acid, which produces active oxygen (H〓O〓 and oxygen free radical) and sensitizes the CL emission of luminol.

氧气和卤素离子能催化铜氧化抗坏血酸的反应，铜离子氧化抗坏血酸产生活性氧，而活性氧可以增敏luminol的化学发光。

Oxygen plays critical roles in lubrication mechanism. Oxygen affects the lubrication mechanism of additives all along, whether in sulfurized vegetable oil fatty acids containing active element or not in hydroxy vegetable oil fatty acids with pure carbon, hydrogen and oxygen not containing active element.

氧元素在润滑机理中有着关键作用，无论在含活性元素的硫化植物油脂肪酸，还是在不含活性元素的纯碳、氢和氧的羟基植物油脂肪酸中，氧元素始终影响着添加剂的润滑性。

Five typical coals of low-to-medium rank (Huolinhe brown coal, Majiata non-caking coal, Datong weakly caking coal, Huozhou gas coal, Lingshi fat coal) and their macerals are prepared. The molecular structure and the oxygen functional groups of the selected coals and their macerals are studied by means of the conventional coal properties analysis, chemical analysis and the advanced instrumental methods such as FTIR,XRIK 13C-NMR.N XPS. The molecular structure characteristics, regularities and the results are discussed. Additionally, the total oxygen content and distribution characteristics of different oxygen functional groups in the raw coals and their macerals are studied.

本文中选取了中低变质程度煤中的五种典型煤种——霍林河褐煤、马家塔不粘煤、大同弱粘煤、霍州气煤、灵石肥煤以及它们的不同显微组分作为研究对象，采用了常规的煤质分析、化学分析法以及先进的仪器分析法如傅立叶变换红外光谱、X射线衍射、高分辨固体~(13)C核磁共振谱~(13C-NMR及X光电子能谱等方法，全面地研究分析了所选煤样的惰质组、镜质组的分子结构及煤中氧的赋存形态，得到所选煤样惰质组分的分子结构特征及结构参数，分析比较了惰质组与镜质组在分子结构上的差异性，并讨论了惰质组分的分子结构特征及结构参数随煤变质程度的变化规律；同时，通过研究得到了所选原煤样及其显微组分中总氧含量及各种不同类型含氧官能团的含量分布特征。

Calcium unites with sulphur and oxygen to form calcium sulphate, and phosphors and oxygen to form calcium phosphate, sodium and potassium unite with oxygen and nitrogen to form sodium to potassium nitrates.

钙、硫和氧形成硫酸钙，钙、磷和氧形成磷酸钙，钠、钾和氧、氮结合生成硝酸钠和硝酸钾。

Objective:Observes the babies and infants use nasal cannulae or changed two-sided hole pipe attracts the oxygen effect,to evaluate the nasal cannulae and the changed two-sided hole pipe attracts the oxygen to the babies and infants oxygen treatment effect is whether same.

目的：观察婴幼儿双孔吸氧管吸氧和改良双侧孔导管吸氧效果，评价双孔吸氧管吸氧和改良双侧孔导管吸氧法对婴幼儿氧疗效果是否相同。

The oxygen consumption with the substrates of succinate in RTT significantly decreased by 34％ as compared with that in control. RTT cybrids produced more oxygen radicals than that of control cybrids as measured by anti-cyano-respiration that reflects the production of oxygen free radicals in mitochondrial respiratory chain. RTT cybrid cell lines demonstrated an increased sensitivity to 〓-induced apoptosis as compared to control cybrids.

以琥珀酸为底物时患儿组融合细胞线粒体呼吸氧耗率显著降低，较正常对照组降低34％；患儿融合细胞线粒体呼吸链氧自由基水平增高，对〓刺激的凋亡易感性增高。

The isothermal anneal at an elevated temperature of 1150℃ ramped up from a starting temperature （600-1000℃） was employed to enable the growth of the grown-in oxygen precipitates that are larger than the critical size at the starting temperature. Flourier transformation infrared spectroscopy and scanning infrared microscopy are used to measure the amount of precipitated oxygen and the oxygen precipitate density in a 300mm nitrogen-doped Czochralski silicon wafer, respectively.

文章摘要：采取从某一温度（600-1000℃）开始缓慢升温至高温（1150℃）并保温若干时间的方法，使得直拉si片中大于起始温度对应的氧沉淀临界尺寸的那一部分原生氧沉淀得以长大，然后通过傅里叶红外光谱测量氧浓度变化以及利用扫描红外显微术测量氧沉淀密度。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐