steric是什么意思,steric怎么读,
steric hindrance位阻,位阻现象
steric effect[化]立体效应(空间效应)
1.It follow therefore that the steric blocking effects of substituents are reflected in adverse kinetic, rather than thermodynamic factors.
由此可以看出,取代基的主本阻碍反应,是反映在违背动力学因素而不是热力学因素。
3.SSD could acquire direct and steric image. Reconstruction methods of SCT could display more information of complicated spine fracture directly.
结论SCT重建是了解复杂性脊柱骨折的有效方法,几种SCT后处理方法相结合能更直观全面显示复杂脊柱骨折的具体情况。
4.The steric effects on the reaction of 6, 6-dialkylfulvene with organolithium have been studied.
本文研究了6,6-二烷基富烯与有机锂反应的立体效应。
6.Their extraction ability markedly decreases with the increase of the steric hindrance from ester alkyl group.
萃取能力随着酯烷基空间位阻的增大而显著降低。