falling dust technique

• 降尘技术

falling dust technique的用法和样例：

例句

1. The laboratory tests and underground application show that this dust suppression technique has re-markable effect on the total dust,especially on the respirable dust.
   实验室试验和井下使用结果表明，这种喷雾降尘技术对总粉尘，特别是对呼吸尘具有显著的降尘效果。