查询词典 chlorine

Although there are many benefits to chlorine sterilisation, it was discovered there are also a number of drawbacks.

虽然加氯消毒有许多好处，但科学家也发现不少问题及不完善的地方。

DO NOT use bleaches or cleaners containing chlorine.

不要使用漂白剂，或者含氯的清洁液

Alkanes can be chlorinated or brominated by treatment with chlorine or bromine in the presence of visible or uv light.

烷在可见光或紫外光照射下，用氯或溴处理才能氯化或溴化。

The oxidative bactericides inorganic chlorinates such as liquid chlorine, sodium hypochlorite.

氧化型杀菌剂包括无机氯（液氯、次氯酸钠、二氧化氯等）和有机氯，价格低廉。

Chlorine dioxide etc and organic chlorinates are introduced briefly. Some characteristic properties of commercial oxidative bactericides are investigated experimentally bactericidal efficiency, colloid breaking down and ferrous/ferric ions removal.

本文以室内对比试验结果展示了氧化型杀菌剂的特点：作用快、杀菌致死时间短，有破胶聚沉和除铁作用，有一定腐蚀性，有清除菌体堵塞作用，不能用于高pII值环境。

Chlorine or its derivatives is often used in traditional modification of wool.AOXin chlorinating processes causes seriously environmental pollution.

传统的羊毛改性常常使用氯化剂及其衍生物，但氯化过程所产生的AOX会造成严重的环境污染，因此受到严格的限制。

Chlorine atoms were selectively introduced into the chlorin ring based on different reactivity between vinyl group at 3-position and 20-meso position by electrophilic addition and electrophilic substitution using hydrogen peroxide/hydrochloric acid, N-chlorosuccinimide, hydrogen chloride (or concentrated hydrochloric acid) as chlorinating reagent.

以过氧化氢/盐酸、N-氯代丁二酰亚胺、氯化氢为氯化剂，根据3-乙烯基和20-meso-位的不同化学反应活性，通过亲电加成和亲电取代反应，在二氢卟吩环上选择性地引进氯原子，完成8种未见报道的具有叶绿素-a基本碳架的氯代二氢卟吩衍生物的合成。

The characteristics of occurrence mode of chlorine in the coals of China.

我国煤层中氟和氯的赋存特征。

Discover , gather shell candy is it get chlorine to help and congealing the pharmaceutical aluminium together to regard as newly, dealing with the lake water of Kunming Lake in Beijing, the result indicates , it helps function of congealing to be obvious, turbid degree and getting rid of rate of the organic matter obviously improve.

最新发现，将壳聚糖作为聚合氯化铝的助凝剂，处理北京昆明湖的湖水，结果表明，其助凝作用明显，浊度及有机物的去除率明显提高。

Chapter Ⅱ: The decontaminating effects of citric acid and chlorine dioxide on beef cuts were studied by the means of orthogonal experimental method.

第二章，运用正交实验的方法，研究了柠檬酸浓度、二氧化氯浓度和喷淋时间对牛肉减菌效果的影响，以得出柠檬酸浓度、二氧化氯浓度以及喷淋时间的最佳组合。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48