methyl
英 ['mi?θa?l; 'meθ-; -θ?l]
美 ['m?θ?l]
中文詞源
methyl 甲基，木精由methylene的回構(gòu)詞。
英文詞源
- methyl
- methyl: see mead
- methyl (n.)
- univalent hydrocarbon radical, 1840, from German methyl (1840) or directly from French méthyle, back-formation from French méthylène (see methylene).
雙語例句
- 1. Allene is an isomer of methyl acetylene.
- 丙二烯是甲基乙炔的一種異構(gòu)體.
來自辭典例句
- 2. With methyl methacrylate the particle diameter increases linearly with conversion indicating particle aggregation.
- 采用甲基丙烯酸甲酯時,粒子直徑隨轉(zhuǎn)化率呈直線增大,這就表明粒子發(fā)生了聚集.
來自辭典例句
- 3. 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減速度隨甲基丙烯酸甲脂濃度呈直線地增大.
來自辭典例句
- 4. Various overlay mediums , such as agar , starchgel, methyl cellulose and tragacanth are used.
- 常用的覆蓋培養(yǎng)基有:瓊脂 、 淀粉凝膠甲基纖維素和黃蓍膠等.
來自辭典例句
- 5. A new method of synthesis of Vanillin from 2 methoxy 4 methyl phenol was studied.
- 研究了4甲基愈創(chuàng)木酚一步氧化法合成香蘭素的新工藝.
來自互聯(lián)網(wǎng)