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The removals of dichlorvos are all over 96% in 5 min ozonation.

不同浓度臭氧处理5 min时敌敌畏的去除率均在96%以上,6.7 mg/L的臭氧氧化处理敌敌畏4 min时矿化度可达34.8%。

Although most reports supported that ozonation can control membrane fouling development,there were contrary results.

绝大部分报道认为臭氧可以有效地控制膜污染的发展,但也有少数投加臭氧后膜污染加剧的情况。

This paper reviews the recent progress of ozonation reactions which are widely used in organic, inorganic and polymer synthesis. Some researches on the mechanism are also discussed.

介绍了近年来臭氧化反应在有机合成、无机合成以及高分子合成等方面研究的新进展,并就臭氧化反应机理的研究作了一些讨论。

Factors were reviewed, and optimum conditions was obtained,these experiments provide effective data for industrial manufacture.On the condition of using fatty acids of cottonseed oil as raw material,85% acetic acid as solvent,this paper prepared azelaic acid and pelargonic acid by ozonolysis, oxidation decomposition , extracted by boiling water,active carbon absorpting etc.

以棉油酸为原料、85%醋酸水溶液为溶剂,经臭氧化、氧化分解、沸水萃取、活性炭吸附脱色等过程制备壬二酸的最佳反应条件为:m:m(85%醋酸)=1:4,臭氧化温度20-25℃;氧化分解温度90-95℃,催化剂醋酸锰/醋酸铜用量为原料棉油酸质量的0.15%,氧化分解4h,壬二酸收率为57.4%,壬酸收率为51.6%。

Abstract] Objective To observe the therapeutic value of ansepidermal dissolution of the nucleus pulposus by O3 under the spiral CT.Methods One hundred and sixteen patients approved to be protrusion of lumbar intervertable by CT or MR,and comporting ache of the small of the back and lower limbs,were treated by dissolution of the nucleas pulposas under the spiral CT.

目的 探讨螺旋CT引导下经皮穿刺臭氧髓核溶解术治疗腰椎间盘突出症的价值方法 116例患者经CT或MRI检查证实腰椎间盘突出症,均表现为腰背部疼痛及下肢麻痛,在CT的引导下行臭氧髓核溶解术治疗。

Ozone has obvious disinfecting effect on the 4 kinds of bacteria and the effect is correlated with the concentration of ozone.

臭氧对4种细菌有良好的灭活作用,且杀菌效果有随臭氧浓度增加而增强的趋势。

Studies showed that sterilizing effects were better by using blowing ozone water than ozonized water.

4往悬菌液中通入臭氧气的杀菌方法明显优于利用臭氧水杀菌的方法。

In this paper, we've prepared manganese and silver oxide catalysts in some way and studied their catalytic performance for decomposition of high concentration ozone under high humidity condition.

本论文用几种方法制备了含锰和银的臭氧分解催化剂,并考察了它们在高湿度条件下(相对湿度95%)对高浓度臭氧(浓度>20mg/m~3)的催化分解活性。

Electronic components; electrical accessories; ozone tube; ozone generator; environmentally friendly products

随着公司的发展壮大,第二年即拆资开发、研制环保产品之一臭氧产品的核芯部件-臭氧管及其配套电源。

However be close to 20 years of science research and atmosphereses to prognosticate to discover:Annually spring South Pole ozone layer within atmosphere always at become thin, in fact exist an ozone" hole" in very atmosphere This kind of ozone exhaust the phenomenon is a kind of abnormal phenomenon, whether this expresses that this ultraviolet ray absorbs the layer or not is being placed in the global disaster?

然而近二十年的科学研究和大气观测发现:每年春季南极大气中的臭氧层一直在变薄,事实上在极地大气中存在一个臭氧&洞&这种臭氧损耗现象是一种反常现象,这是否表明这一紫外线吸收层正处于全球性灾难呢?

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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。