请输入您要查询的字词:
单词
聚对苯二甲酸丙二酯
释义
聚对苯二甲酸丙二酯
Encyclopedia
理学
聚对苯二甲酸丙二酯
释
polytrimethylene terephthalate; PTT
聚对苯二甲酸丙二酯
由对苯二甲酸二甲酯与1,3-丙二醇进行酯交换或对苯二甲酸与1,3-丙二醇酯化后缩聚而成的一种半芳香族聚酯。80%用于纤维,其余则主要用于薄膜和工程塑料。英文缩写PTT。
随便看
Xinjiang Geology
Xinjiang goat
Xinjiang Gongliu Wild Walnut Forest
Xinjiang Gongnaisi Tianshan Mountain Meadow Provincial Nature Reserve
Xinjiang Grand Theatre
Xinjiang grottoes
Xinjiang Huocheng Testudo horsfieldii National Nature Reserve
Xinjiang Illi Fraxinus sogdiana Nature Reserve
Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences
Xinjiang Jintasi Mountain Grassland Provincial Nature Reserve
Xinjiang Junggar bactrian camel
Xinjiang Kanas National Nature Reserve
Xinjiang Kelamayi Youyi Venue fire case
Xinjiang Kumtura Grottoes mural protection and restoration project
Xinjiang Kuqa Daxiagu National Geographical Park
Xinjiang Library
Xinjiang Lop Nur Wild Camel National Nature Reserve
Xinjiang News Radio Industry Atmosphere
Xinjiang Observatory
Xinjiang opera school
Xinjiang People's Radio
Xinjiang People Theatre
Xinjiang planetree king
Xinjiang Press and Publishing "Dongfeng Project"
Xinjiang Qitai Desert Grassland Provincial Nature Reserve
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/6/15 6:36:15