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Due to ozone can cause upper respiratory tract inflammation, injury terminal bronchiole epithelial cilia, thus weakening the defense of the upper respiratory tract, so long-term exposure to a certain concentration of ozone is also easy to secondary upper respiratory tract infection.

由于臭氧能引起上呼吸道炎症、损伤终末细支气管上皮纤毛,从而削弱了上呼吸道的防御功能,因此长期接触一定浓度的臭氧还易于继发上呼吸道感染。

The character of the enzyme inactivation of Ozone in fruit and vegetable fresh keeping was introduced. The research and experiment of ozone in storage of cherry tomato and capsicum on about 25% to 27% was performed with the different ozone technologies and different packaging technologies.

介绍了臭氧用于果蔬保鲜的酶钝化等作用机理及其特点,并采用臭氧处理结合包装技术的不同保鲜包装方式,在25~27℃环境温度下,对樱桃番茄、杭椒进行了保鲜试验研究。

Then, the active wheel pull the whole system to move forward or backward on the preconcerted tramroad.

该系统可以在有大量臭氧存在的环境下自动夹取、运送底片,不需要等到臭氧从检测室排除,所以大大地提高了工作效率。

As a major greenhouse gas, ozone concentration is increasing in troposphere.

臭氧是重要的温室气体之一,大气中臭氧浓度不断增加。

Sa, Xining and domestic GPS ozone sonde, GOME data used Liu Xiong and other ozone -profile data inversion ...

和国产GPS 臭氧探空仪,GOME资料选用Liu Xiong等反演的臭氧廓线资料。。。。

The effects of ozone treatment on the molecular structure and polarity of SEBS,and toughening PA6 with ozonized SEBS were studied.

研究了臭氧处理对氢化苯乙烯-丁二烯-苯乙烯嵌段共聚物分子结构及其极性的影响,并对臭氧处理 SEBS增韧PA6进行了研究。

The degradation of 2, 4-dichiorophoxyacetic acid (2, 4-D) by ozonation combined with sonication (03/US) was investigated. Based on the authors' first paper about the synergistic effect of ozone and US, this paper presents intermediate products of 2, 4-D degradation. The main intermediates were 2, 4-dichiorophenol, benzopuinone, hydroquinone and organic acids, such as maleic acid and oxalic acid and soon.

利用臭氧超声波联合工艺对苯氧羧酸类除草剂2,4-D进行降解研究,在前文探讨臭氧超声波之间协同效应的基础上,确定其中间产物种类主要有2,4-二氯苯酚、苯醌、氢醌以及小分子酸如顺丁烯二酸、草酸、甲酸、乙酸等。

This is "good" zone because it protects us from the sun's UV rays.

这是良性臭氧,因为这部分臭氧保护我们免遭太阳紫外线的伤害。

Using the mixture of acetic acid and cyclohexane as solvent, the effects of factors such as amount of solvent, ozonolysis temperature, ozonolysis time, amount of reductant and reduction decomposition time on reaction results were examined.

考察了溶剂、臭氧化时间、还原剂用量、还原分解时间和还原温度对反应结果的影响,初步探讨了臭氧化反应级数。

Epoxidation, Hydroboration (Anti-Markovnikov Addition), Osmylation and Ozonolysis. Alkene Polymerization. Barbara Imperiali

氢化,HX 的加成(Markovnikov加成),卤化,环氧化,氢硼化(反-Markovnikov加成),臭氧化与臭氧化物分解,烯烃聚合。

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But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊!不用提了。提到肉,真是糟透了。

Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.

Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。