methyl的例句（methyl在句子中的用法）

• Two synthesis methods of N methyl diethanolamine and it's application in desulfuration of gas introduced. 介绍了高效脱硫剂N甲基二乙醇胺的两种工业生产方法,及它在炼油厂液化气脱硫中的应用.
• Methyl dihydrojasmonate was synthesized from 2 pentyl 2 cyclopentanone and methyl malonate by condensation and decarboxylation. 2-戊基环戊烯酮再与丙二酸二甲酯缩合,脱羧得到二氢茉莉酮酸甲酯.
• Methyl cis - cinnamate was synthesized from ethyl trans - cinnamate by bromination, dehydrobromination, esterification and catalytic hydrogenation. 反式肉桂酸乙酯经溴化 、 脱溴化氢 、 甲酯化和催化氢化合成了顺 式 肉桂酸甲醇.
• With a high rate of carboxy methyl cellulose sodium, can prevent the oil re - precipitation. *含高比率的羧基甲基纤维素纳, 能防止油污再次沉淀.
• Methanol. Methyl alcohol Carbinol. Wood alcohol. Wood spirit . Methyl hydroxide. 甲醇. 木醇. 木酒精. 甲基氢氧化物.
• The various effects on synthesis of N - methyl carbamyl chloride were studied. Temperature is most important one. 介绍了影响N - 甲氨基甲酰氯合成的各种因素,其温度是主要影响因素.
• Objective : To develop the method for the determination of 4 - methyl imid azole in caramel. 目的: 建立 4- 甲基咪唑的快速定量测定方法.
• Further studies are needed on opioids, N - methyl - D - aspartate antagonists, and ion channel blockers. 阿片类药物 、 N - 甲基 -D- 天(门)冬氨酸拮抗剂和离子通道阻滞剂的疗效还有待研究.
• Anisic acid is separated from the residue of producing anisic aldehyde and synthetized methyl anisate. 从茴香油生产茴香醛的废渣、废液中提取副产品茴香酸,合成茴香酸甲酯.
• N - amyl aldehyde is a main raw material in the synthesis of methyl dihydrojasmonate fragrance. 正戊醛是合成香料双氢茉莉酮酸甲酯的重要原料.
• Various overlay mediums , such as agar , starchgel, methyl cellulose and tragacanth are used. 常用的覆盖培养基有:琼脂 、 淀粉凝胶甲基纤维素和黄蓍胶等.
• Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一种异构体.
• In benzene or ethyl acetate solution rates increase linearly with methyl methacrylate concentration. 在苯或乙酸乙酯溶液中其衰减速度随甲基丙烯酸甲脂浓度呈直线地增大.
• The extraction mechanism of palladium in chloride system by di ( 1 - methyl heptyl ) acetamide ( N _ ( 503 )) has been studied. 本文研究了N, N二 甲庚基乙酰胺 ( N_ ( s03 ) )从氯化物体系中萃取钯的机理.