更多hydrofluoric例句

1. The emery and excess of hydrofluoric acid may then be thrown into a large beaker of clean water and washed several times.
2. In the arts, hydrofluoric acid is used for etching on glass.
3. Mixed with hydrochloric acid it may sometimes be used instead of hydrofluoric acid.
4. This is a white powder, which is insoluble in acids; even in hydrofluoric acid it is only slightly attacked.
5. Hydrofluoric acid is used for etching glass and opening up silicates.