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- indicator paper of methyl 甲基试纸
- indicator paper of neutral thymol phthalein 中性麝香草酚酞试纸
- indicator paper of phenol phthalein 酚酞试纸
- Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一种异构体。
- Construction of methyl alcohol production project. 甲醇生产项目建设。
- paper of methyl, indicator 甲基试纸
- Combined chain manual paper of feeder. 送纸工作台采用组合,链条式手动送纸。
- The Times is a paper of long standing. 《泰晤士报》历史悠久。
- A paper of blankness I’m facing. 这张纸腾出了满满的空白。
- The yield of methyl chloroacetate amounts to 72. 3% w... 采用动态法合成氯乙酸甲酯;产率可进一步达到72.;3%25;产品质量合格。
- A set of 24 or sometimes 25 sheets of paper of the same size and stock; one twentieth of a ream. 纸的一刀一套24张或有时25张同样尺寸和种类的纸张; 一令纸的十二分之一。
- Neutral reaction by litmus indicating paper. 石蕊试纸呈中性反应。
- Paper of any kind is not permitted in the testing room. 考场不得携带任何纸张。
- Paper of different texture or thickness may be used. 可以使用不同质地、不同厚薄的纸。
- indicator paper of Congo-red 刚果红试纸
- The other, called L-methionine, is a donor of methyl groups. 另一个是L-甲硫氨酸，它可以提供甲基。
- He appears in all the papers of the country. 他登上了全国各大报纸的版面。
- ACR is a copolymer of methyl methacrylate with acrylate. ACR是一种甲基丙烯酸甲酯与丙烯酸酯类的共聚物。
- indicator paper of litmus 石蕊试纸, 电极性试纸
- The mechanism of methylation reaction is discussed. 对甲基化反应机理进行了讨论.
