gel time的用法和樣例：
例句
- Gelation time refers to the interval of time between the addition of the last ingredient and the completion of the gelling.
膠凝時間，是指加入最後成分到膠凝完畢所需時間。 - Compared with sulphate lignin grout, the new kind of sulph ate lignin grout has a higher strength, lower price and more easy-controllable gellitation time.
與以前的硫木質素漿液相比，硫木質素複合漿液強度更高，價格更低廉，漿液膠凝時間更易調控。
