naphthalin 中文意思是什麼
naphthalin
解釋
臭樟腦-
The new type of high effective water - reducing agent we developed based on naphthalin series has characteristic of retardarce. it can reduce slump loss through its slow solution
在萘系減水劑基礎上，合成具有緩釋性能的新型高效減水劑，旨在緩釋的角度上解決坍落度損失問題。
分享友人