首页 英汉 汉英 英英 词组 用法 例句 同义词 写作 俚语 缩写 词源 词根 法汉 德汉 日汉 俄汉 韩汉 西汉 意汉 泰汉 越汉
| 单词 | photoinitiator |
| 释义 | > as lemmasphotoinitiator photoinitiator n. Brit. , U.S. Chemistry a substance which, under the influence of light, acts as the initiator of a chemical reaction by passing on the energy it absorbs to one of the reactants.ΚΠ 1950 Jrnl. Amer. Chem. Soc. 72 1063/2 Di-t-butyl peroxide proved to be an excellent photoinitiator in these experiments. 2002 Nature 2 May 28/3 The process begins with a mixture of liquid crystal, a polymer-forming monomer, an ultraviolet-absorbing dye and a photo-initiator. < as lemmas |
| 随便看 |
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。