查询词典 benzene
- 与 benzene 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The concentrations of isopentane, 2-methyl-pentane, pentane and 3-methyl-pentane which are from automobile exhaust and gasoline evaporation were highest in alkanes. Benzene/toluene ratio was close to 0.5 which is the characteristic value of automobile exhaust. The concentrations of pinene and isoprene were highest in alkenes.
烷烃类物质中异戊烷、2-甲基戊烷、正戊烷和3-甲基戊烷等机动车尾气或汽油挥发特征性物质浓度最高;芳香烃类物质中苯/甲苯的特征比值略高于机动车尾气排放特征比值0.5;烯烃类物质以植物排放的蒎烯、异戊二烯为主。
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Such as benzene, ketone, ester and so on.
如苯类、酮类、酯类等。
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It also can be used as the controlling indicators for membrane bio-fouling in the prophase. When the bio-fouling membrane was anatomized, it shows that the bio-fouling membrane are meshy and coupling, whose primary ingredients are organics matter such as albumin, benzene ring, hydroxyl acid, fatty acid and so on, as well as microorganisms such as cocci, bacilli, leaf mold, alga and so on.
微生物污染解剖试验分析表明,严重的微生物污染薄膜成网状粘联结构,分析到的主要成分有白蛋白、苯环类、脂肪酸和芳香烃类等有机物,可观察到的微生物有球菌、杆菌、霉菌和藻类。
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For example, the aromatic hydrocarbons such as benzene, has been found to be responsible for the leucocythemia and lung cancer. And they are frequently encountered in every day life.
本论文采用固相合成的方法制备了在TiO_2中分别混合不同原子百分比的Al_2O_3、SnO_2、In_2O_3和Cr_2O_3的敏感材料,并采用传统的陶瓷型气敏传感器的制备工艺制备了气敏元件。
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Hydroxy-2,3-dihydro-4-quinolone is synthesized by the basic material of 4-nitrochloro-benzene. It has investigated the routes, conditions and purifies methods in this paper, which provides bases to lucubration and industrialization. This study belongs to the field of medical intermediates.
本文以4-硝基氯苯和丙烯酸为基础原料合成6-羟基-2,3-二氢-4-喹啉酮,并对6-羟基-2,3-二氢-4-喹啉酮的合成条件和纯化方法进行了实验研究,为后续的深入研究和工业化生产提供依据。
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Quickly remove the harmful chemical gas such as ammonia, formaldehyde, benzene and toluene; Leach away various smokes, and lustrate other harmful gas that create by organism and mineral, make the air fresh.
快速去除氨、甲醛、苯、甲苯等有害化学气体、滤除各种烟味和驱除其它有机或无机物产生的对人体有害的气体,清新空气。
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The main source of benzene in the presence of a catalyst oxidation to form maleic acid, and then derived by isomerization.
其主要来源是在催化剂存在下将苯氧化生成顺丁烯二酸,再经异构化而得。
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Shoes manufacturers mostly use the mastic and disposal agent containing benzene as chemical materials.
鞋厂多使用含苯的粘胶剂和处理剂作为化学原料。
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Adsorption study of Low concentration benzene, toluene and ethylbenzene in water by montmorillonite and meerschaum was made.
本文讨论了以蒙脱土和海泡石为吸附剂,对水中有机污染物苯,甲苯和乙苯进行的吸附研究。
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The company researches and develops dimer acid synthesis technology by the Sichuan bentonite primarily catalyst, receives in the product quality and the product rate on greatly surpasses the domestic same profession (dimmer acid color ≤7#, viscosity between 5000~10000cp/250C adjustable, receives rate is higher than same profession 10%); serialized product plan: dimer acid, the monomer acid, the benzene dissolves the polyamide resins, alcohol dissolves the polyamide resins, the liquid polyamide resins mellowly and polyamine hotmelt adhesive, lets the enterprise in the intense market competition, adjusts the product mix nimbly, achieves should accomplish a task with ease to the market.
公司研发的以四川膨润土为主催化剂的二聚酸合成技术,在产品质量和产品收率上均大大优于国内同行业(二聚酸色泽≤7#,粘度在5000~10000cp/250C 之间可调,收率高于同行业10%);系列化的产品方案:二聚酸、单体酸、苯溶聚酰胺树脂、醇溶聚酰胺树脂、液体聚酰胺树脂及聚酰胺热熔胶,让企业在激烈的市场竞争中,灵活调整产品结构,做到应对市场游刃有余。
- 推荐网络例句
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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.
随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。
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But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.
不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。
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Closes the eye, the deep breathing, all no longer are the dreams as if......
关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。