| 释义 |
calcium sulfate
noun
: a white salt CaSO4 known best in the hydrated forms gypsum and plaster of paris but also found as the anhydrous mineral anhydrite, obtained as a by-product in chemical processes, and used in its anhydrous form chiefly in Keene's cement, in composite pigments, as a filler (as in paper), and as a drying agent |