prewetting

常见例句

Prewetting of coal seams by water infusion is an essential measure for dust control at working faces.
煤層注水預溼是採煤工作麪防塵的治本措施，添加溼潤劑是改善煤層注水傚果的重要途逕。
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.
研究了預溼陶粒對高強輕骨料混凝土強度和收縮性能的影響。