本文对多氧芳香型三环二萜化合物的全合成进行了综述。
In this paper , the total synthesis of polyoxygenated aromatic tricyclic diterpenes is reviewed.
在多氧霉素b存在下分离的抗多氧霉素B变异体对异菌脲的敏感性通常大于其母本菌株。
Under the existence of polyoxin B, the isolated polyoxin B resistant mutants were generally more sensitive to iprodione than their wild isolates.
辛烷氧化反应产物中,除辛酮和辛醇外,还出现了辛烷裂解氧化产物和辛烷多氧代产物。
In the oxidative products, there were octanones, octanols, cracked oxygenates and oxygenates with more than one functional group.
成为多细胞生物意味着氧需要通过细胞而不只是通过机体的表面。
Being multicelluar means oxygen has to get to cells not on the surface of the organism.
冰河时期海洋中多空虫贝壳化石中积聚的较重的氧同位素比较多,而另一种轻的氧同位素则更多地积聚在古代冰层和积雪中。
During glacial periods, the forams' shells contain more of the heavier of two oxygen isotopes, as the lighter one is preferentially accumulated in snow and ice rather than the ocean.
细胞被封装于立方体后,它们就可以通过由聚二甲基硅氧烷(PDMS)——一种也已被广泛用于医疗配件中的含硅多聚体——制成的模板被赋予各种形状。
Once the cells are in cube form, they can be arranged in specific shapes using templates made of PDMS, a silicon-based polymer used in many medical devices.
研究人员在深海首次发现一种生活在完全无氧环境中的多细胞生物,他们将这种生物命名为Loricifera。
Researchers have found in the deep ocean the first-known kinds of multicellular organisms, dubbed Loricifera, that live completely oxygen-free. Cynthia Graber reports.
随着煤炭价格上涨,富氧多喷煤的经济效益要重新计算。
With the price growth of coal, it is necessary to recalculate the economic efficiency of oxygen-riched coal injection.
此外水产动物和其它生物在高温时耗氧多也是一个重要原因。
The aquatic animals and other biological oxygen at high temperatures is a more important reason.
多胺合钴配合物是一类氧载体模型化合物。
Polyamine cobalt complexes are a kind of models of oxygen carriers.
目的:研究分子吸附再循环系统(MARS)对多器官功能障碍综合征(MODS)患者氧合功能和血流动力学的影响。
Objective: To study the effect of molecular adsorbent recirculation system (MARS) on oxygenation and hemodynamics in patients with multiple organ dysfunction syndrome (MODS).
通过采用氯丁胶乳改性混凝土及环氧砂浆面层进行更新改造,投用两年多,至今没有任何损坏。
After the replacement with modified concrete of chloroprene latex and epoxy cement mortar, no damages have been found after two years of operation.
不透明的油膜降低了光的通透性,影响海区的海空物质交换,从而使海洋产氧量减少,海洋生物多被窒息而死。
The opaque oil film reduces the quality of light and affects the sea-air exchange so that the sea reduce the oxygen yield which cause marine lives death of suffocation.
视网膜缺血再灌注损伤是多因素综合作用的结果,主要包括氧自由基的损伤作用,细胞内的钙超载现象,白细胞作用以及细胞凋亡等。
Multiple factors cause retinal ischemia-reperfusion injury, including the injury effect of oxygen-derived free radicals, intracellular calcium overload, the action of leucocyte and apoptosis.
结果表明:在化学反应体系中,菜籽多酚级分- 2具有还原能力,能清除活性氧,抑制脂肪氧合酶的活性。
The results showed that RSPP-2 is a good deoxidant and can scavenge reactive oxygen species and inhibit lipoxygenase in some modified chemical systems.
多胺钴配合物分子量小,结构简单,可以作为氧载体模型化合物进行研究。
Polyamine cobalt complexes with small molecular weights and simple structures, can be served as a model compound of oxygen carriers to be investigated.
目的观察几种长效局麻药对多形核中性粒细胞(PMN)释放氧自由基的抑制作用。
Objective to study the inhibitory effects of some local anesthetics on oxygen free radicals generation of polymorphonuclear neutrophils (PMNs) and its possible mechanisms.
目的探讨盐酸多奈哌齐联合高压氧治疗轻、中度血管性痴呆的疗效。
Objective To evaluate the efficacy of Donepezil combined with hyperbaric oxygen on treatment of mild and moderate Vascular Dementia.
近年来的研究结果表明,氟中毒所致的细胞凋亡是多因素作用的结果,其中G蛋白和活性氧(ROS)是最重要的两个因素。
Recent studies have indicated that fluoride induced apoptosis results from multiple factors, of which G protein and ROS are two important factors.
用高效液相色谱法同时测定复方氟苯尼考粉剂中氟苯尼考、盐酸多西环素、甲氧苄啶乳酸盐的含量。
A simple, rapid and accurate method was developed for simultaneous determination of florfenicol, doxycycline hyclate and trimethoprim lactate in compound florfenicol powder.
结果表明,1,2-PB的乙烯基侧基所具有的特殊交联特性,以及在热氧作用下多硫键的重排,是1,2-PB对NR改性的主要原因。
The results showed that pendant group vinyl at 1 , 2 - PB had a special crosslinking behaviors, and the rearrangement of polysulfur bonds at NR/1, 2- PB improved the aging resistance of the blends.
目的探讨高氧液对捂热综合征(MS)患儿多脏器缺血-再灌注损伤的保护作用。
Objective To investigate the protective effect of hyperoxia liquid on multiple organ damage during ischemic reperfusion injury in infants with muggy syndrome (MS).
该集中器已应用于开发心电、血压、呼吸、血氧饱和度多参数监护仪。
The repeater has been applied to develop monitor system with parameters including ECG, blood pressure, breath and oxygen saturation of blood.
建立了鸡肉中磺胺类药物(磺胺二甲氧嘧啶、磺胺二甲基嘧啶、磺胺喹口恶啉)多残留检测的薄层色谱法。
A method of TCL was developed to determine sulfonamides residues in chicken, Sulfonamides were extracted from tissues by dichloromethane and distilled to dry.
导致动物多器官肿瘤的发生与丙烯酰胺的代谢产物环氧丙酰胺有关。
The results enunciation:The neurotoxicity probably relates with acrylamide and the animal tumor outcome occurring in some organs probably relates with glycidamide .
目前多采用分批实验法和呼吸测量仪测量耗氧速率,而耗氧速率的测量对于研究活性污泥数学模型中的动力学参数及废水特性鉴定具有重要意义。
The oxygen uptake rate (OUR) measurement plays an important role in the study of kinetics parameters of activated sludge models and in wastewater characterization identification.
目前多采用分批实验法和呼吸测量仪测量耗氧速率,而耗氧速率的测量对于研究活性污泥数学模型中的动力学参数及废水特性鉴定具有重要意义。
The oxygen uptake rate (OUR) measurement plays an important role in the study of kinetics parameters of activated sludge models and in wastewater characterization identification.
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