单词 | prill |
释义 | prill [pril] CHEMICAL ENGINEERING To form pellet-sized crystals or agglomerates of material by the action of upward-blowing air on falling hot solution; used in the manufacture of ammonium nitrate and urea fertilizers. MATERIALS Spherical particles about the size of buckshot. MINING ENGINEERING 1. The best ore after cobbing. 2. A circular particle about the size of buckshot. 3. Compressed and sized explosives such as ammonium nitrate. |
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