查询词典 hydrogen cyanide

But, with the new Spitzer results, they have another piece of data to consider: these planets might be deficient in hydrogen cyanide, a molecule thought to have eventually become a part of us.

但是根据斯皮策卫星数据的最新研究成果，他们要考虑另一个问题：这些超级地球很可能一开始就缺少HCN，这种最后构成我们身体组织一部分的基础分子。

Experimental investigations of the removal of hydrogen cyanide by calcium oxide are carried out in a small electrically heated quartz reactor.

本文在石英反应器内试验了高温脱除HCN反应机理，研究了CaO对氰化氢的脱除作用，探讨了温度、体积空速和氰化氢浓度对脱除氰化氢的影响。

Contact with acid liberates a highly toxic gas. The inhalation of a very minute amount of hydrogen cyanide can be fatal.

与酸性物质接触以后放出高毒性的气体，吸入一定在数分钟内将会死亡。

Hydrogen cyanide is removed first as overhead at more than 99.5 percent purity and can be recovered and used directly or burned in flare .

氰化氢删除第一的开销超过99.5百分之纯度和可以回收和利用直接或焚毁耀斑。

The astronomers specifically looked for ratios of hydrogen cyanide to a baseline molecule, acetylene.

天文学家们特别留意了HCN氢氰酸分子相对于基准分子乙炔C2H2的比例。

Hot gases from the neutralizer next are water washed at ambient temperature to absorb acrylonitrile ,acetonitrile hydrogen cyanide and other by products .

热气体从中和剂明年是水清洗常温吸收丙烯腈，乙腈氰化氢和其他的产品。

They found that the cool stars, both the M-dwarf stars and browndwarfs, showed no hydrogen cyanide at all, while 30 percent of thesun-like stars did.

他们发现所有的寒冷恒星，无论是M型红矮星还是棕矮星，全都没有HCN分子踪迹，而类太阳恒星周围，只有30%左右的没有发现HCN。

HYDROGEN CYANIDE,STABILIZED, containing less than 3

氰化氢，稳定的，含水少于3%，被多孔惰性材料

They found that the cool stars, both the M-dwarf stars and brown dwarfs, showed no hydrogen cyanide at all, while 30 percent of the sun-like stars did.

他们发现所有的寒冷恒星，无论是M型红矮星还是棕矮星，全都没有HCN分子踪迹，而类太阳恒星周围，只有30%左右的没有发现HCN。

Polonium-210 is highly toxic, with a toxicity of about 250,000 TIMES AS MUCH AS HYDROGEN CYANIDE! Polonium is dealt with using specialized equipment and, as an alpha emitter, even the slightest amount can lead to swift death.

钋-210有剧毒，其毒性大约是氰化物的250000倍，钋用专用的设备处理，作为一个阿尔法放射源，极微量的也可以导致迅速死亡。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。