甲苯
- 与 甲苯 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 latter was esterified with allyl alcohol in the presence of the catalyst toluene-p-sulfonic acid to get the title compound in the yield of 87.1%.
后者在对甲苯磺酸催化下与烯丙醇经酯化反应制得标题化合物,收率为87.1%。
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For example: antimalarials primaquine morpholine, flutter malaria quinoline, quinine, chloroquine, quinacrine; antibacterial drugs have sulfa drugs, chloramphenicol and furans; antipyretic analgesics are acetyl salicylic acid, phenacetin, acetanilide, antipyrine, aminopyrine; other drugs such as vitamin K, probenecid, hydralazine, quinidine, methylene blue, toluene and so on.
抗疟药伯氨喹啉、扑疟喹啉、奎宁、氯奎、阿的平;抗菌药有磺胺类药物、氯霉素及呋喃类;解热镇痛药有乙酰水杨酸、非那西丁、乙酰苯胺、安替比林、氨基比林;其它药物如维生素K、丙磺舒、肼苯哒嗪、奎尼丁、美蓝、甲苯等。
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The results showed that the presence of Ag promoted the phase transformation of TiO2 from anatase to other phases.
以气相甲苯为降解对象,分别在紫外和可见光辐照下,对样品进行光催化活性试验。
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Rate constants of oxidation reaction of anethole to anisaldehyde by Ceric Sulfate at different temperature(15-35℃)were measured.
制备茴香醛是用对甲氧基甲苯作为原料氧化合成茴香醛,[2,3]但近年石油化工原料价格猛涨,因而以我国广西盛产的茴香油为原料制备茴香醛的方法得以重视[4-9]。
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Synthesis of anisonitrile was carried out from anisaldehyde in the laboratory. Anisaldehyde was tranfered into aldoxime in the presence of 95% ethanol,and then gave anisonitrile using toluene as dehydrant.
摘 要:以5mL(0.04mol)大茴香醛为原料,在95%乙醇中制备大茴香醛肟,进一步在相转移催化剂作用下以甲苯作带水剂使大茴香醛肟脱水生成大茴香腈。
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Polypropylene centrifuge tubes can not be with concentrated nitric acid (95%), aqua regia, toluene, benzene, gasoline, kerosene, ether, etc. from accessing.
聚丙烯离心管不能与浓硝酸(95%)、王水、甲苯、苯、汽油、煤油、乙醚等接触使用。
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The growth behaviors of CNTs with other aromatic hydrocarbon precursors including toluene and naphthalene have also been studied.
得到了以甲苯、萘等其它芳香烃作前驱物生长碳纳米管的实验规律。
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Metabolic engineering is introduced into the aromatic compounds degradation in early 90's.
以甲苯途径为代表讨论了芳香族化合物的分子生物学研究情况。
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Results: Using of handy infrared gas spectrometer, the ammonia, sulphur dioxide, acetone, butanone, ethyl acetate, chloroform, benzene, toluene, methyl alcohol, ethyl alcohol, isopropanol, and other harmful gases can be carried out quickly Online Testing. The arsine, hydrogen chloride, hydrogen cyanide, hydrogen sulfide can not be detected online.
结果:可利用便携式红外气体分析仪对氨、二氧化硫、丙酮、丁酮、乙酸乙酯、氯仿、苯、甲苯、甲醇、乙醇、异丙醇等有害气体可进行快速的在线检测,不能对砷化氢、氯化氢、氰化氢、硫化氢进行快速在线检测。
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How to deal with: In recent years there are many symptomatic of the new drugs, high efficacy and few side effects, such as levamisole, mebendazole, etc. Tetramisole suffering from ascariasis children, can, under the guidance of a doctor to take these type of drug treatment.
如何应对:近年来有许多对症的新药,疗效很高,且副作用很少,如左旋咪唑、甲苯咪唑、四咪唑等,患蛔虫病的孩子,可以在医生的指导下服用这类药物治疗。
- 推荐网络例句
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They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.
他们没有侵略性,但我大喊,并在他们的方向扔石头让他们过的线索,远离我,以防万一。
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In slot 2 in your bag put wrapping paper, quantity does not matter in this case.
在你的书包里槽2把包装纸、数量无关紧要。
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Store this product in a sealed, lightproof, dry and cool place.
密封,遮光,置阴凉干燥处。