请输入您要查询的字词：
单词
PP
释义
PP
Encyclopedia
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。
Mathematics
＞计算数学＞统计计算与蒙特卡罗方法＞释义
computing of projection pursuit (PP)
投影寻踪计算
Astronomy
PP
全称：Pulkovo pulsar。普尔科沃脉冲星
Biology
PP
pancreatic polypeptide
胰多肽
随便看
inverted Lamb dip
inverted microscope
inverted multiplet
inverted order in
inverted papilloma
inverted papilloma of the nose and nasal sinus
inverted pendulum
inverted population
inverted pyramid of biomass
inverted region
inverted repeat
inverted sentence
inverted siphon
inverted siphon water measurement
inverted spectral term
inverted state of particle number
inverted U hypothesis
inverted u-shaped development theory
inverted words
invertendo
inverter
invertibility
invertibility condition
invertibility property
invertible
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：2026/1/25 20:38:56