prewetting

常見例句

Prewetting of coal seams by water infusion is an essential measure for dust control at working faces.
煤層注水預(yù)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(yù)濕陶粒對高強(qiáng)輕骨料混凝土強(qiáng)度和收縮性能的影響。