prewetting的用法和樣例：
例句
- Prewetting of coal seams by water infusion is an essential measure for dust control at working faces.
煤層注水預濕是采煤工作面防塵的治本措施，添加濕潤劑是改善煤層注水效果的重要途徑。 - In this paper,the effect of prewetting haydite on the performance of the compressive strength and shrinkage in high-strength and lightweight aggregate concrete was discussed.
研究了預濕陶粒對高強輕骨料混凝土強度和收縮性能的影響。
