| 单词 |
hydrofluoric |
| 释义 |
hydrofluoric, a. Chem.|haɪdrəʊfluːˈɒrɪk| [f. hydro- d + fluoric. Cf. F. hydrofluorique.] Containing hydrogen and fluorine in chemical combination. hydrofluoric acid, or hydrogen fluoride (HF), a colourless gas, fuming in moist air and rapidly absorbed by water.
1822J. Imison Sc. & Art II. 91 No acid can act upon it, except the hydro-fluoric, which dissolves it. 1863–72Watts Dict. Chem. II. 670 Etching with hydrofluoric acid vapour is the best mode of marking scales of equal parts on glass tubes and jars. |

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