氢

To increase the fermentability and the yield of hydrogen,the effects of pre-processing method of molasses and fermentative conditions on cell growth and hydrogen production were investigated in batch culture.

为了提高糖蜜的可发酵性和氢转化率，采用批式发酵法研究了糖蜜前处理过程和发酵条件对Ethanoligenens sp B49生长和产氢的影响。

In addition, yeast extract in the medium significantly increased the fermentability and the yield of hydrogen by Ethanoligenens sp B49 using molasses fermentation and the optimal concentration was 4 g/L.

本研究改进糖蜜发酵前处理方法和发酵条件，可以大大提高了糖蜜制氢的生物可发酵性和比产氢率。

Any of a group of enzymes containing flavin bound to protein and acting as dehydrogenation catalysts in biological reactions.

黄素蛋白由黄素与蛋白质相结合的任一类脱氢酶，在生化反应中作为脱氢反应的催化剂

Up-regulated proteins under salt stress include an ABC transporter permease, glycerol-3-phosphate permease, pyrimidine nucleotide transporter, formate dehydrogenase, and down-regulated proteins include succinate dehydrogenase iron-sulfur subunit, flavoprotein subunit, cytochrome b-556 subunit, and a hypothetical membrane protein similar to charperone DnaJ. Some of these changes were further verified by enzyme activity assay.

盐胁迫诱导上调表达的蛋白包括ABC型转运蛋白，3-磷酸甘油透性酶，嘧啶核苷转运蛋白和甲酸脱氢酶；下调表达的蛋白包括琥珀酸脱氢酶铁硫亚基、黄素蛋白亚基、细胞色素b556亚基，以及分子伴侣DnaJ的同源蛋白，酶活力测定结果表明胁迫条件下上述蛋白的活性变化与表达量变化相一致。

The specific activity of catalase in resistant and susceptible strains of red flour beetle, Tribolium castaneum, was mensurated, wherein distinct difference in the resistance to phosphine existed among the four strains.

比较研究了3个对磷化氢抗性有明显差异的赤拟谷盗Tribolium castaneum品系与敏感品系虫体内过氧氢酶的比活力。

Flower-like spherical Mg2 powder was prepared. The effects of several key factors on recovery rate of Mg and the crystal growth kinetics of Mg2 were studied.

制备花状球形氢氧化镁粉体，研究了几种关键因素对镁回收率的影响和氢氧化镁的晶体生长动力学。

The pattern recognition method was applied to the formability of hydrogen and hydrogen storage properties of binary transition metals alloys.

利用模式识别方法对过渡金属二元合金氢化物的形成和贮氢性能进行了分析。

To further explore the origin of the blue shift for C-H bond not directly participating in H-bond formation, we present a theoretical investigation on the complexes formed by formamide and small molecules such as HF et al.

为了进一步研究不直接参与氢键形成的C-H键蓝移的起因，我们对甲酰胺和HF等小分子形成的氢键复合物进行了理论计算研究。

Antifolate Alimta derived from pyrrolo[2,3-d]pyrimidine is a multitargeted antitumor agent, it can inhibit at least five major folate-dependent enzymes: thymidylate synthase, dihydrofolate reductase, glycinamide ribonucleo -tide formyltransferase, aminoimidazole ribonucleotide formyl transferase and C-1 tetrahydrofolate synthetase(C1-S).

吡咯并[2，3-d]嘧啶类叶酸拮抗剂Alimta是一种多靶向的抗癌药物，它能抑制至少五种叶酸依赖性酶：胸苷合成酶、二氢叶酸还原酶、叶酰多聚谷氨酸合成酶、甘氨酰胺核糖核苷酸转甲酰酶及C1-四氢叶酸合成酶(C1-S)。。

Group II base stocks are composed of fractionally distilled petroleum that has been hydrocracked to further refine and purify it.

第二类基础油API Group II－加氢裂解矿物油，是由石油分馏加氢，更完善和净化。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。