ozone 四级六级考研GMAT专八

Just breathe in the ozone on the sea.

吸吸海上的新鲜空气吧。

CFCs are the chief destroyers of the ozone layer.

氯氟氧层的元凶。

The ozone layer surrounding the earth protects our skin from being hurt by the ultraviolet rays.

环绕地球的氧层保护着我们的皮肤免受紫外线的伤害。

Recently, ozone has been widely used in medicine, vivers, chemical industry, air decontamination, sewage disposal and drinking water sterilization.

近年来，氧技术已在污水处理、医学、食品、化工生产、空气净化、饮用水杀菌消毒等领域得到广泛应用，并显示出很好的发展前景。

They are formed byatmospheric photochemistry reaction, and could product OH radical, alkyl radical, ozone,carboxylic acid peroxyacetyl nitrates by atmospheric photochemistry reaction.

羰基化合物既大气光化学反应的产物，又能通过光化学反应生成羧酸、羟基自由基、氧和过氧乙酰硝酸酯。

The function of hydrocarbons and nitrogen oxides in photochemical smog formation and the formative process of ozone and peroxyacetyl nitrate are discussed.

介绍了氮氧化物、碳氢化合物在形成光化学烟雾中的作用和氧、过氧乙酰硝酸酯产生的过程,并介绍了光化学烟雾的形成机理。

To raise ozone output of ozonator,it demands that ceramic plate materials for ozonator have good dielectric properties and quite high thermal conductivity.

为了提高氧发生器的氧产量,要求氧发生器用的陶瓷基板材料具有较高的介电性能和热导率。

Generally resistant to animal and vegetable fats, oils, greases, ozone, heat, and strong oxidizing chemicals. Chlorobutyl has lowest permeability of all the synthetic rubbers.

通常适用于动物脂肪或植物油、油、油脂、氧、热，以及强氧化剂。氯丁基橡胶在所有合成橡胶中的渗透性最低的。

In this paper, the protection measures of carbohydrate during pulp TCF bleaching, such as oxygen, ozone, peroxide, peracid and photochemistry reaction of bleaching, were respectively.

摘要本文综述了纸浆的氧气漂白、氧漂白、过氧化氢漂白、光催化漂白、过氧酸漂白中碳水化合物的保护措施。

The axidizing tawer is a mixer ,in which ozone and water,and matches for ozone generator,The matches for ozone generator.The one is widely used for pure water and mineral water puoduction line.

氧化塔氧与需处理的水充分接触并混合的专用设备，与氧机配套使用，广泛用于纯净水、矿泉水生产线。