氢

The recent decline in petroleum wax supply has created openings for new types of waxes such as hydrogenated soy and palm wax.

最近石蜡的供应的减少给新的蜡品种比如加氢豆蜡，加氢棕榈蜡提供了市场。

PAGE was used to analyze and compare the variation of composition and content of four isoenzymes , esterase, acid phosphatase, malate dehydrogenase and lactate dehydrogenase, of Paramecium bursaria which cultured in light and dark .

作者应用聚丙烯酰胺凝胶电泳技术分析比较了光培养绿草履虫和暗培养绿草履虫中酯酶、酸性磷酸酶、苹果酸脱氢酶和乳酸脱氢酶四种同工酶的组分及含量的变化。

The effect of partial substitution of alloy components on the electrochemical properties was also investigated.

结果显示，用少量的铁、铜和铬部分取代贮氢合金La5中的钴对改善贮氢合金电化学循环稳定性有效。

In order to improve the hydrogen storage properties of Ti2 alloys, over stoichiometry of A side and partial substitution of Mn by transition metals were adopted, and the hydrogen storage properties of Ti2(x=1.0, 1.1; M=V, Fe, Ni, Cu) alloys were investigated.

为改善Ti2AB2型合金的储氢性能，采用A侧过化学计量和过渡金属部分替代Mn进行多元合金化，系统研究了Ti2(x=1.0， 1.1； M=V、Fe、Ni、Cu)合金的储氢性能。

The effects of partial substitution of vanadium and iron for manganese, nonstoichiometry and heat treatment on alloy performances were investigated.The results showed that the alloys activation characteristics, hydrogen storage content, thermodynamic and mechanical characteristics had been improved significantly after manganese was partially substituted by vanadium and iron.

研究结果表明：V、Fe取代合金中的部分Mn元素后，合金的活化性能、吸放氢性能、热力学性能及加工性能均有明显改善。V、Fe取代TiMn_(1.5)中的部分Mn后：在353K、2MPa氢气压力的条件下，只需5分钟合金即开始迅速吸氢。

By means of FTIR and QSSPCD and OPTICAL MICROSCOPE during different thermal process, It is found that the diffusion of hydrogen may passivate the defects/boundaries and it is beneficial to the lifetime of mc-Si.

本文用傅立叶红外光谱仪和准稳态光电导衰减法及光学显微镜等测试方法，采用不同的热处理工艺条件，研究了在氢气氛下退火氢对体缺陷和晶界的钝化作用，有利于少子寿命的提高。

Glucose-6-phosphate dehydrogenase (G6PDH) and 6-phosphaogluconate dehydrogenase (6PGDH) are key enzymes in the plant pentose phosphate pathway.

葡萄糖-6-磷酸脱氢酶与6-磷酸葡萄糖酸脱氢酶是植物戊糖磷酸途径中的两个关键酶。

We examined the effects and mechanisms of methyl pentyl 1,4-dihydro-2,6-dimethyl-4-(3-notrophenyl)-3,5-pyridinedicarboxylate (Mn9202), a novel DHPs calcium antagonist and lacidipine on the 5-HT2B receptor in cultured rat stomach fundus smooth muscle cells.

本研究以富含5-HT_(2B)受体的大鼠胃底平滑肌细胞为模板，观察了二氢吡啶类钙拮抗剂2，6-二甲基-4-（3-硝基苯基）-1，4-二氢-3，5-吡啶二羧酸-3-甲酯-5-正戊酯（Mn9202）、拉西地平对 5-HT_(2B)受体功能的影响，并对其影响机制进行了较为深入的研究。

The hydrogen permeation performances of the membranes at 100~650℃, and the effects of the temperature and the membrane composition were studied.

研究合金膜在100~650℃范围内的透氢性能，考察温度和膜组成对透氢性能的影响。

Those that are aligned perpendicular to the plane are called axial hydrogens.

与平面垂直定向的氢叫做直立氢。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。