一些业内人士显然不想购买氟氯化碳替代品,因为后者的价格是氟氯化碳的5倍。
Some in the industry apparently do not want to pay for CFC substitutes, which can run five times the cost of CFC's.
火灾中大部分人不是被烧死的,而是因缺少氧气窒息而死或是吸入如一氧化碳、二氧化碳、氯化氢等有毒气体而被毒死的。
The majority of people who die in fires don’t die from burns, but rather they suffocate due to the lack of oxygen and inhale toxic gases such as carbon monoxide, carbon dioxide and hydrogen cyanide.
火灾中大部分人不是被烧死的,而是因缺少氧气窒息而死或是吸入如一氧化碳、二氧化碳、氯化氢等有毒气体而被毒死的。
The majority of people who die in fires don't die from burns, but rather they suffocate due to the lack of oxygen and inhale toxic gases such as carbon monoxide, carbon dioxide and hydrogen cyanide.
由于氟氯化碳(CFC,冰箱、气溶胶喷雾和一些包装泡沫使用的一种物质)被逐渐淘汰,有效阻止了臭氧层进一步损耗。
The phasing out of chlorofluorocarbons (CFC) - substances used in refrigerators, aerosol sprays and some packing foams - has stopped the ozone layer from being depleted further.
我们每人每呼吸一次就会吸入一些氟氯化碳。
四氯化碳是一种能破坏臭氧层的化学物质,应该逐步减少其使用量。
Carbon tetrachloride is a chemical destroying the ozone layer, and its use should be decreased gradually.
在上述实验条件下,对还原处理的废水用电石渣进一步处理,使得废水中的铁离子产生絮凝作用,最终废水中氯仿和四氯化碳的去除率可达到60~95%。
Under the above test condition the treated wastewater is disposed of by carbide slag that can react with iron ion by flocculation and remove rate of CF and CT in wastewater can reach 60% to 95%.
方法:采用四氯化碳诱发大鼠肝损伤,辅以高脂、低蛋白复合饲料和一定浓度乙醇饮料,复制肝纤维化模型。
Methods: Experimental model of hepatic fibrosis was induced by carbon tetrachloride and supplementary high-lipid and low-protein diet and alcohol-containing beverage.
在配制含氯树脂(如cpe与PVC)过程中,热分解会产生(释放)氯化氢、一氧化碳,有刺激气味。
In the configuration of chlorine containing resin (such as the CPE and PVC) process, the decomposition can produce hydrogen, carbon monoxide (released) and stimulating odor smell.
采用邻二甲苯和一氧化碳为原料、无水三氯化铝为催化剂,对3,5-二甲基苯甲醛的羰基化合成反应进行了研究。
A new method related to the carbonylating synthesis of 3,5-dimethylbenzaldehyde was studied using o-xylene and CO as the raw materials and anhydrous AlCl3 as the catalyst.
四氯化碳(CTC)是一种破坏臭氧层的物质(ods),主要用作氟氯烃(氟里昂)的生产原料、化工过程助剂和清洗剂。
Tetrachloride carbon (CTC) is an ozone depleting substance (ODS). It is mainly used as feedstock of chlorofluorocarbons (CFC), chemical process agent and cleaning solvent.
含氯化铵的聚氨酯泡沫燃烧时产生的一氧化碳和二氧化碳都是最少的,分别是未经阻燃处理的聚氨酯泡沫的2.4%和1.6%;
The yields of carbon monoxide and carbon dioxide of the PU foams filled with NH_4Cl were the minimum, being 2.4% and 1.6% of those of the blank respectively.
报道了以活性炭为载体,以过渡金属无机盐为复合催化剂,在气相条件下四氯化碳与甲醇反应制备(一)氯甲烷的研究结果。
Experimental results were reported here regarding the gas phase conversion of CTC to methyl chloride by using transition metal salt composite catalyst embedded on active carbon.
结论:口服植物源性野生刺梨SOD制剂作为抗氧化剂对大鼠慢性四氯化碳肝损伤有一定预防保护和治疗作用。
Conclusions: SOD extract of wild Cili has some preventive and therapeutic effect on chronic liver damage induced by carbon tetrachloride.
四氯化碳是一种破坏臭氧层物质(ods),按照《蒙特利尔议定书》要求,我国必须控制四氯化碳的发散量。
As an ozone depleting substance (ODS), application of CTC should be well controlled under the Montreal protocol.
氟氯化碳的生产和释放被国际禁止在蒙特利尔议定书,但美国核工业的公然蔑视这一国际条约。
The production and release of CFCs has been internationally banned in the Montreal Protocol, but the U. S. nuclear industry openly flouts this international treaty.
乐泰7360是一种非氟氯化碳,低气味,溶剂型配方,它是与环氧粘合剂兼容,不会造成在浸泡硬化。
Loctite 7360 is a non-CFC, low odor, solvent based formulation; it is compatible with epoxy adhesives and will not cause hardening during soaking.
四氯化碳作为氟里昂的生产原料和一种破坏臭氧层物质面临淘汰。
Carbon tetrachloride(CTC) as an ozone depleting substance(ODS) and a feedstock of Freon series compounds has been phased out.
《蒙特利尔议定书》及后来的修正案通过禁止绝大多数含氟氯化碳物品的使用,大大地缓和了这一问题。
The Montreal Protocol and subsequent amendments have made a major dent in the problem by banning the use of most CFCs.
本文以最大限度地减少四氯化碳的用量和操作步骤出发,提出一套操作性强的样品预处理方法。
The quantity of CCL4 is decreased to the lowest limit in the paper by improving pretreatment, and a simpler way to wash apparatus is also provided to reach the request of assay.
本文以最大限度地减少四氯化碳的用量和操作步骤出发,提出一套操作性强的样品预处理方法。
The quantity of CCL4 is decreased to the lowest limit in the paper by improving pretreatment, and a simpler way to wash apparatus is also provided to reach the request of assay.
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