Hydrofluoric is an extremely reactive agent. 氢氟酸是一种强烈的反应剂。
Hydrofluoric acid is an extremely reactive agent. 氢氟酸是一种强烈的反应剂.
The slowness is dissolve in hydrofluoric acid and hot oil of vitriols. 缓慢溶于氢氟酸和热浓硫酸。
Hydrofluoric acid is a highly toxic compound and has strong erosive effect. 摘要氢氟酸属于高毒类物质，有较强的腐蚀作用。
Material illustrating detailed structure of graptolites has been etched from limestone by means of hydrofluoric acid. 表明笔石详细构造的物质是利用氢氟酸从石灰岩中侵蚀出来。
Before any monel part is assembled into a hydrofluoric acid valve it is acid tested to assure that it is monel. 在将任何蒙乃尔部件组装进氢氟酸阀门之前，都经过酸性检测，以确保确实是蒙乃尔材料。
