将蒸馏水加入磺化液中，得到对甲苯磺酸结晶。
The distilled water was added to the sulfonation liquid to obtain p-toluenesulfonic acid crystal.
目的是探讨抗氧化剂——丁羟甲苯、维生素C和维生素 E 的作用。
The objective is to investigate the role of antioxidants—butylated hydroxytoluene, vitamin C and vitamin E.
探讨抗氧化剂 -丁羟甲苯、维生素C和维生素 E 是否对紫外线照射诱发的DNA损伤具有拮抗作用。
Investigate the role of antioxidants-butylated hydroxytoluene, vitamin C and vitamin E in UVR -induced DNA damage.
甲苯氧化甲基化合成苯乙烯是一种新工艺。
Oxidative methylation of toluol to styrene is a new process.
加一滴甲苯作为防腐剂。
加一滴甲苯作为防腐剂。
二甲苯用于制造聚酯(如纺织品)。
对此的硝化会生成二硝基甲苯。
表6回收甲苯对反应的影响。
芳烃是环状碳氢化合物，如苯，甲苯和二甲苯。
The aromatics are ringed hydrocarbons, such as benzene, toluene and xylene. Benzene is used to make polystyrenes e.g.
指甲油中含有有毒物质如甲苯，苯酚，二甲苯。
Nail polish contains toxic products like toluene, phenol and xylene.
然后，将工业品二甲苯放入瓶中，使达到瓶口。
Thereafter the bottle is filled to the lip with commercial grade xylene.
溶解度：溶于甲醇、乙醇。难溶于甲苯、二甲苯。
Solubility: soluble in methanol ethanol. hardly soluble in toluene xylene.
甲苯用于制造聚氨酯(如家具泡沫)和尼龙(如绳，袜子)。
另外，公司还可提供各种品牌的进口甲苯二异氰酸酯。
In addition, the company also offers a variety of brands of imported toluene diisocyanate.
它能除去室内空气中的污染物，如甲醛、二甲苯和苯。
It rids the air of indoor pollutants such as formaldehyde, xylene and benzene.
本品中甲苯咪唑的含量为什么可以用分光光度法测定？
Why can the content of mebendazole of this compound tablet be assayed by the spectrophotometric method?
在苯酚的众多合成方法中，甲苯氧化法显示出优势和潜力。
Among its many synthetic methods, the means by toluene oxidation has gained superiority and potential for development.
氯甲苯噻嗪能激活钾离子通道，数十年前就用于治疗高血压。
Diazoxide is known to activate potassium channels and was used decades ago to treat high blood pressure.
目的：建立对甲苯咪唑微丸进行定性鉴别和含量测定的方法。
Object: To establish methods of quality control and quantity control for mebendazole pellets.
理想模式在化学结构相似液体的情况下是正确的，如苯和甲苯。
The idealized model is accurate in the case of chemically similar liquids, such as benzene and toluene.
八个月之后，氯甲苯噻嗪组小鼠在学习和记忆能力方面都优于安慰剂组。
After eight months, the diazoxide group outperformed the placebo group on both learning and memory.
8月8日，一场暴风雨粉碎了该城市一家对二甲苯(PX)工厂的保护墙。
On August 8th a storm smashed through the protecting wall of a paraxylene (PX) factory in the city.
说明代谢物可能是什么，并且说明为什么甲苯的代谢物和苯的代谢物不同。
Suggest what the metabolite might be, and why the metabolism of toluene is different from that of benzene.
墨西哥湾居民患病：血液测试确认含有乙苯，二甲苯以及很高成分的乙烷。
Gulf residents are getting sick: blood tests confirm ethylbenzene, xylene, and high levels of hexane.
墨西哥湾居民患病：血液测试确认含有乙苯，二甲苯以及很高成分的乙烷。
Gulf residents are getting sick: blood tests confirm ethylbenzene, xylene, and high levels of hexane.
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