gypsum 的定义
- a very common mineral, hydrated calcium sulfate, CaSO4⋅2H2O, occurring in crystals and in masses, soft enough to be scratched by the fingernail: used to make plaster of Paris, as an ornamental material, as a fertilizer, etc.
gypsum 近义词
等同于 plaster
更多gypsum例句
- Hae Won Sohn uses gypsum cement to construct small abstract sculptures that resemble rock and bone.
- Workers dumped 11,000 tons of gypsum minerals into riverbeds filled with dangerously alkaline sludge to keep it from burning organisms.
- Fracking, in this regard, is no different from gypsum mining, or some kinds of industrial agriculture.
- The sand dunes were relentlessly mined in the past century; power lines and a gypsum plant split the park.
- It is sometimes mixed with lime or gypsum, and dried with heat, and sometimes with animal charcoal or peat charcoal.
- "There is an extensive underlying layer of gypsum, here," he said.
- At the top there is a small aperture, which is hermetically closed with gypsum.
- The difficulty of boiling them soft arises from an excess of gypsum imbibed during their growth.
- The gypsum reposing on the mud is composed of plates in such close juxtaposition as to resemble an artificial pavement.