1) soda shrinking
碱性收缩
2) basic polycondensation
碱性缩聚
1.
They can be greatly reduced by acidic or basic polycondensation process,a certain amount of phenolic resin can also be recovered.
酚醛树脂生产废水含酚量和含醛量都较高 ,采用酸性缩聚法或碱性缩聚法处理 ,能大大降低酚和醛的含量 ,而且能回收到一定量的树
3) alkaline condensation
碱性缩合
1.
In this article,the basic principle of alkaline condensation reactions of furfural as well as their application in the synthesis of furan perfume are described.
本文论述了糠醛碱性缩合反应的基本原理和利用该反应合成呋喃类香料的具体应用,并对一些呋喃类香料的香气特征作了介绍。
6) contractility
收缩性,收缩力
补充资料:收缩中(晚)期喀喇音-收缩晚期杂音综合征
收缩中(晚)期喀喇音-收缩晚期杂音综合征
即"二尖瓣脱垂-喀喇音综合征"。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条