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.

氯氟烃是坏臭层的元凶。

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

环绕地球的臭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，臭技术水处理、医学、食品、化工生产、空气净化、饮用水杀菌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.

羰基化合物既是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、臭和过乙酰硝酸酯。

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

介绍了氮化物、碳氢化合物形成光化学烟雾中的作用和臭、过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.

为了提高臭发生器的臭产量,要求臭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、臭、热，以及强化剂。氯丁基橡胶所有合成橡胶中的渗透性是最低的。

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气漂白、臭漂白、过化氢漂白、光催化漂白、过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.

化塔是臭与需处理的水充分接触并混合的专用设备，与臭机配套使用，广泛用于纯净水、矿泉水生产线。