The gas was banned by the Montreal Protocol, so now, no new methyl chloroform is fouling the data.
礼仪阻止气体生成，因此，再没有新的甲醇氯仿物能够打乱这项研究的数据了。
The properties and USES of carbon tetrachloride and methyl chloroform and their impact on the environment are described.
介绍四氯化碳和甲基氯仿的性质、用途及对环境的影响。
But the results varied widely, possibly because of inaccurate estimates of methyl chloroform released by human activities.
但是，结果已经发生了很大变化，可能是因为对人类活动生成的甲醇氯仿物估计不准造成的。
Atmospheric histories of halocarbons from analysis of Antarctic firn air: methyl bromide, methyl chloride, chloroform, and dichloromethane.
从南极永久性积雪空气分析大气卤烃的历史：甲基溴化物，甲基氯化物，氯仿和二氯甲。
In four extracts from PMEW treated with methyl alcohol and water, petroleum ether, chloroform and ethyl acetate, extract rate of methyl alcohol and water was the highest.
通过对PMEW萃取分离发现，在甲醇水、氯仿、石油醚和乙酸乙酯四种萃取物中仍以甲醇水的萃取率最高。
The samples of grain were extracted with chloroform-methyl alcohol(9:1), and using a long neck funnel, extracting aad Cleaning up of the samples were finished at thg same time.
样品予处理采用氯仿—甲醇（9：1）混合液为提取剂，使用一只长颈漏斗将提取和净化步骤一次完成。
The samples of grain were extracted with chloroform-methyl alcohol(9:1), and using a long neck funnel, extracting aad Cleaning up of the samples were finished at thg same time.
样品予处理采用氯仿—甲醇（9：1）混合液为提取剂，使用一只长颈漏斗将提取和净化步骤一次完成。
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