| Subject | English | Chinese |
| met. | optimum particle-size range | 最佳粒度范围 |
| plast. | particle size range | 粒径范围 |
| space | particle size range | 粒度范围 |
| dril. | particle size range | 粒度分布 |
| met. | particle-size range | 粒度范围 (Ferrosilicon is supplied in lumps or as crushed and screened particles. The particle-size ranges and tolerances shall be in accordance with table 2.硅铁以块状即经破碎并筛分的块状供货。其粒度范围与公差应符合表2的规定。) |
| met. | particle-size range | 粒度范围 |