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- methylene ether link 亚甲基醚键
- A new class of polyurethane prepolymer was synthesized from polytet ra methylene ether glycol(PTMG) and toluene diisocyanate(TDI) by investigating the ratio of raw materials and preparation process. 以聚四亚甲基醚二醇(PTMG)和甲苯二异氰酸酯(TDI)为原料,研究了TDI/PTMG的摩尔比和制备工艺条件,制备出了聚氨酯预聚体。
- Archaean cell walls lack murein, a common component of bacterial cell walls, and their lipids have ether links rather than ester links. 古细菌的细胞壁缺乏细菌细胞壁组成的普遍物质-胞壁质，其连接是醚连接而不是酯连接。
- A whiff of ether will put you out in a few seconds. 一剂乙醚几秒钟后就会使你失去知觉。
- Is there a link between smoking and lung disease? 吸烟与肺部疾病之间有关系吗？
- He detached a link from a chain. 他从链子上拆下一个链环。
- Israel, Palestinians restore security link. 以色列巴勒斯坦重回安全临界线。
- Railway lines link country towns with the capital. 铁路把各个城镇与首都连接起来。
- The new canal will link the two rivers. 新运河将两条河连在一起。
- That is the only weak link in his reasoning. 那是他推理中唯一的薄弱环节。
- Grandparents, our link with the past. 祖辈们，我们与过去的纽带
- Today's news goes into the ether and is soon forgotten. 今天的新闻广播听後不久即置於脑後了。
- A 1816 penny was the missing link in my collection of pennies. 我收集到的全部便士只差1816年铸造的1枚。
- It was once believed that light waves traveled through the ether. 人们曾经相信光波在以太中穿过。
- Good highways now link all the major cities and towns in Xizang. 西藏的主要城镇都由良好的公路连接了起来。
- We must question the value of our link with the university. 我们要斟酌一下与这所大学联系有何价值。
- Na5 Diethylene Triamine Penta (Methylene Phosp... 二乙烯三胺五亚甲基膦酸五钠（固体） DTPMP.
- Ether was used formerly to put a patient to sleep before an operation. 从前人们在手术前用乙醚来使病人昏睡。
- Main methylene chloride and chloroform sales. 主营二氯甲烷和三氯甲烷的销售。
- Na5 Ethylene Diamine Tetra (Methylene Phos... 摘要:乙二胺四甲叉膦酸五钠 EDTMP?
