“聚丙烯”的概念、定义、翻译、参考文献-科学参考

单词	聚丙烯
释义	聚丙烯 Encyclopedia 工学聚丙烯释 polypropylene聚丙烯以丙烯为单体经聚合反应得到的一种热塑性树脂。是五大通用合成树脂中的一个重要品种。理学聚丙烯释 polypropylene；PP聚丙烯丙烯的聚合物。英文缩写为PP。聚丙烯主链有一个不对称碳原子，通过聚合能调控侧基甲基在空间排布，因此分为无规立构聚丙烯、间同立构聚丙烯和全同立构聚丙烯。工业化品种是全同立构聚丙烯。 Chemistry ＞高分子科学＞高分子化学＞释义 polypropylene聚丙烯
随便看	risk emergency treatment plan for tunnel and underground engineering risk estimation of tunnel and underground engineering risk evaluation method of tunnel and underground engineering risk evaluation of blasting risk evaluation of tunnel and underground engineering risk exposure risk factor risk factors of cancer risk financing risk function risk identification risk identification for immersed tunnel risk identification for tunnel construction by cut and cover method risk identification for tunnel construction by drilling and blasting method risk identification for tunnel construction by shield machine method risk identification for tunnel construction by tunnel boring machine risk identification of biological invasion risk identification of information system project risk identification of tunnel and underground engineering risk level of agrometeorological disasters risk likelihood of tunnel and underground engineering risk loss Risk Management risk management risk management and classified protection

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。