• Heating the crystal in a nitrogen atmosphere, Dr Nakamura found, released the hydrogen atoms and dramatically improved the ease with which holes could move around.

    Nakamura博士发现氮气加热晶体释放氢原子然后会极大改进正电穴向四周迁移容易程度。

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  • The conditions for acquiring and retaining a thick nitrogen atmosphere are now readily understood.

    现在很容易了解获得保持大气条件

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  • Nitrogen in the atmosphere is harmless in its inert state, but the report says reactive forms of nitrogen, largely produced by human activity, can be a menace to the natural world.

    大气中的惰性无害报告主要人类活动产生活性可能危害自然界

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  • Nitrogen oxide released from nitrogen fertilisers accumulates in the atmosphere as a green house gas that is 300 times more damaging than carbon dioxide.

    氮肥产生的含氮氧化物等温室气体进入大气后,其产生危害能力二氧化碳三百多倍

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  • The planet has a relatively thin atmosphere composed mostly of nitrogen and oxygen.

    颗行星相对较大气层主要氮气氧气组成。

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  • One crucial part of this cycle-the fixing of pure nitrogen from the atmosphere into useful nitrogen-containing chemicals-depends more or less entirely on living things (lightning helps a bit).

    循环一个关键组成部分就是——大气,将纯净的氮固定成含氮化合物的形式——少要完全依赖于生物(闪电仅起一点儿作用)。

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  • Nitrogen is the most common gas in the earth's atmosphere, and at a nuclear plant the main radioactive form is known as nitrogen-16.

    地球大气平常气体,它核电站中的主要放射性形式叫做氮16。

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  • Geysers erupt when sunlight evaporates volatile deposits of nitrogen, and a thin atmosphere of nitrogen holds tenuous clouds in weather patterns that change with Triton's seasons.

    但是这样一个冰冻世界却惊人鲜活。间歇泉喷发挥发的氮气沉淀物阳光作用下蒸发薄薄的氮气层特里同上季节变换展现出不同天气云层

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  • All plants and animals need nitrogen. Nitrogen is a major element in the proteins in our bodies. The atmosphere is mostly nitrogen.

    所有动植物需要。氮人类身体蛋白质主要组成部分大气主要氮气

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  • Scaly textures in a veneer of nitrogen frost bore witness to patterns of sublimation and deposition, as the thin atmosphere breathed through cycles of expansion and collapse.

    纹理板,,是对升华沉积模式见证,由于稀薄大气通过循环扩张崩溃

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  • The experimental results show that alumina dispersion strengthened copper base composites with good heat-resistance can be produced by the means of the inner oxiding in a nitrogen base atmosphere.

    结果表明气氛中进行氧化处理同样可以得到具有很好热稳定性氧化铝弥散强化复合材料

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  • A synthesis method is propsed to prepare metal nitrides by direct nitridation of metals in static nitrogen atmosphere at high temperature.

    提出了高温静态气氛下利用金属氮气直接反应制取金属氮化物的合成方法

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  • Geysers erupt when sunlight evaporates volatile deposits of nitrogen, and a thin atmosphere of nitrogen holds tenuous clouds in weather patterns that change with Triton 's seasons.

    但是这样一个冰冻世界却惊人鲜活。间歇泉喷发挥发的氮气沉淀物阳光作用下蒸发薄薄的氮气层随特里同上的季节变换展现出不同天气云层

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  • Feasibility to produce flake aluminum powder from aluminum foil scrap by dry ball milling in inert nitrogen atmosphere with a few fraction of oxygen was investigated.

    氮气惰性气氛下,利用废弃边角料生产片状铝粉可行性进行了研究。

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  • A new method to synthesize sodium dioleyl sulfosuccinate by esterification and sulfonation without adding any extra phase catalyst in nitrogen atmosphere was developed.

    研究氮气保护下采用外加转移催化剂酯化磺化合成磺琥珀酸双十八油酯磺酸方法

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  • After the initial inertisation we have to apply a small flow of Nitrogen to dilute possible leakage from atmosphere.

    初始惰性保护使用较低流量氮气稀释可能泄漏进入的空气

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  • Finally, planetary scientists are eager to learn where Titan's nitrogen and methane originated and why it is the only moon in the solar system that possesses a dense atmosphere.

    最后行星科学家急于了解土卫六氮气甲烷从何来,又为什么只有太阳系唯一拥有浓密大气卫星

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  • Nitrogen N2 is a chemical inert gas and accounts for 80% of the terrestrial atmosphere.

    n 2化学性气体,在环地球大气中占有80%份额。

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  • This atmosphere has a simple making process, energy saving, and cracking the methanol in a lower temperature while deoxidising of industrial nitrogen.

    气氛制备工艺简单节省能源甲醇低温裂解脱氧同步进行。

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  • Most nitrogen doesn't stay in the atmosphere the way carbon dioxide from fossil fuel does, but precipitates out within a few days.

    大多数大气并不化石燃料释放的二氧化碳一样,几天就沉淀析出。 氨气--氮和氧的化合物-遇水变成氨基,随雨水在地上起化肥作用。

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  • Gallium nitride single crystal is grown in atmosphere composed of gases mixture 'B' containing nitrogen gas at a pressure of 300 atms or higher and 2000 atms or lower.

    包含含有氮气混合气体b气氛下,在总为300气压以上、2000气压以下的压力下,生长氮化单晶

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  • Gallium nitride single crystal is grown in atmosphere composed of gases mixture 'B' containing nitrogen gas at a pressure of 300 atms or higher and 2000 atms or lower.

    包含含有氮气混合气体b气氛下,在总为300气压以上、2000气压以下的压力下,生长氮化单晶

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