氢
- 与 氢 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Decabromodiphenyl oxide,tetrabromobisphenol A,sodium bromide,sodium bromate,potassium bromide,ammonium bromide,calcium bromide,calcium chloride,magnesium chloride,sodium bicarbonate,magnesium hydroxide,manganese bromide,hydrobromic acid,salt etc.
提供产品:十溴二苯醚、四溴双酚A、溴化钠、溴酸钠、溴化钾、溴化铵、溴化钙、氯化钙、氯化镁、碳酸氢钠、氢氧化镁、溴化锰、氢溴酸、盐等。
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However, in the presence of methanogenesis the hydrogen interspecies transfer between the hydrogenic and acetogenic bacteria and methanogenic bacteria makes partial hydrogen pressure decrease greatly, and then the whole process of anaerobic digestion c.
然而,在产甲烷的作用下,通过产氢产乙酸菌和产甲烷菌间的种间氢转移,体系中的氢分压大为降低,使整个消化过程得以顺利进行。
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The used catalyzer is in as-cast or hydrogenization state and is prepared by mixing magnesium metal and Ti-V based alloy for catalyzer together and then ball-milling the mixture for 0.5-5 hours under hydrogen atmosphere of 1-50 atmosphere pressures.
所使用的催化剂为铸态或氢化态;制备的方法是将镁金属与作为催化剂Ti-V基合金混合后,在氢气氛下球磨0.5-5小时,球磨时所用的氢压为1-50大气压。
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The method comprises following steps: reacting hydroxylation carbon nano-tube successively with reagent containing halogen and hydrosulphide to prepare sulfhydryl carbon nano-tube; reflowing the sulfhydryl carbon nano-tube and platinum salts in polyatomic alcohol, processing in hydrogen atmpsphere to obtain sulfhydryl anchoring platinum / carbon nano-tube catalyst; reflowing the sulfhydryl carbon nano-tube successively with the hydrochloroauric acid and the platinum salts in polyatomic alcohol, processing in hydrogen atmpsphere to obtain sulfhydryl anchoring platinum-gold / carbon nano-tube catalyst.
本发明将市售羟基化碳纳米管先后与含卤试剂和氢硫化物反应得到巯基化碳纳米管。再将巯基化碳纳米管与铂盐在多元醇中回流,氢气氛中处理得到巯基锚固铂/碳纳米管催化剂。将巯基化碳纳米管依次与氯金酸和铂盐在多元醇中回流,氢气氛中处理得到巯基锚固铂-金/碳纳米管催化剂。
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Alanine, glycine and glutamine, and present weak resonances of creatinine also; diabetes mellitus patients show hyperglycorrhachia and strong resonances for ketone bodies and glycine; patients with benign prostatic hypertrophy or urethral stone have high levels of creatinine; the genital tumor females can be distinguished with low pyruvate levels on the bases of /sup 1/H-NMR spectra.
以下乃是由上述样品族群之氢光谱所得之结论;孕妇的脑脊髓液具有低浓度的脊髓糖;胺基酸(如丙氨酸;麸氨酸和甘氨酸)和肌酸酐;有酮体生成,糖尿病患的脊髓液在氢核光谱显示高浓度的脊髓糖,另外有丙酮酸;乙醯乙酸盐和甘氨酸的强烈共振讯号,而具摄护腺肥大症或是尿道结石的病患,具有高浓度的肌酸酐在其CSF的氢光谱中。
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The cell suppression ratio and surviving ratio were detected respectively under conditions of simple hypoxia, or 5mmol/L glucose complicated with hypoxia. The mRNA levels of key enzymes that are involved in regulating glyco-metabolism were detected, including the mRNA levels of pyruvate-kinase, hexokinase, succinic dehydrogenase and isocitric dehydrogenase, and the activity of lactate dehydrognase.
以SMMC-7721人肝癌细胞和L02正常肝细胞作为研究对象,分别在单纯缺氧及加葡萄糖缺氧条件下,观察细胞生长,并检测糖代谢关键酶:丙酮酸激酶(pyruvate-kinase, PK)、己糖激酶(hexokinase, HK)、琥珀酸脱氢酶(succinic dehydrogenase, SDH)、异柠檬酸脱氢酶(isocitric dehydrogenase, IDH) mRNA表达水平和乳酸脱氢酶(lactate dehydrogenase, LDH)活性。
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Dependent on the palladium role of hydrogenation and hydrogen spillover, the olefins effused from the zeolite capsule catalyst were hydrogenated effectively, mostly converted to isoparaffin.
得益于钯的催化加氢和氢溢流的功能,在基于该三分结构的费托合成反应中,烯烃产物被有效的催化加氢为烷烃,且大部分被转化成了异构烷烃。
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The initial three chapters of this dissertation aim to improve the regularity of ladderlike polysiloxane through strong H-bonding template and slowly dropping half water for hydrolysis and condensation.
本论文前三章旨在利用强氢键模板作用和半水量水解同步缩合脱氯化氢的改进方法首次合成了(1)高规整性、可溶的反应性含对苯二胺有机桥基的聚氢基硅氧烷高分子,29Si-NMR 图中显示梯形主链上硅原子-Si(HO2/2峰的基线宽度△1.0 ppm,这是至今文献报道的所有梯形聚硅氧烷规整性最好的数据;采用分段去撑法成功的合成了纯无机梯形聚氢基硅氧(来源:1bABC论文网www.abclunwen.com)烷。
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To avoid the low yield in direct hydrosilylation addition of allyamine, 1, 1, 1, 3, 3, 3-hexamethyldisilazane is used to protect the amino groups, and the protective groups are removed easily after hydrosilylation addition, then the high yield of ladderlike copolymethyl-aminpropylsilsesquioxane was obtained.
为了克服将烯丙基胺直接与聚氢基甲基倍半硅氧烷进行硅氢加成反应接枝效率低的缺点,探索用六甲基二硅氮烷对烯丙基胺预保护,硅氢加成反应后再脱保护,从而以较高产率制备了含胺丙基、甲基的反应性梯形共聚倍半硅氧烷。
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The result indicates the best conditions are: when the solvent is water the weight of the water is 8 times than of the Lithocarpus polystachyus Rehd, the temperature of the water is 60℃, the period of the extraction is 60 min,then the content of dihydrocharcone can reach 5.26%....
结果表明,二氢查耳酮的最佳提取条件为:1∶8的料水比,在80℃温度提取60min,二氢查耳酮的提取率达5.26%。用高效液相色谱法检测,二氢查耳酮含量为98.37%。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。