ceylonite

常见例句

• The micro-sphere with ceylonite as the main phase was obtained, which has the diameter of 0.3~0.9mm, the specific gravity of 3. 17 and fragmenting rate of 23% under the pressure of 60Mpa and can be used as filtering medium in the petrochemical field.
  制得了以鎂鉄尖晶石爲主晶相，粒逕在0.;3－0
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