| Similarity | Rank | |
|---|---|---|
| smelting | 0.833 | 58389 |
| coal | 0.833 | 5233 |
| bauxite | 0.826 | 69989 |
| ore | 0.808 | 12731 |
| metallurgical | 0.803 | 57534 |
| smelters | 0.788 | 94259 |
| gasification | 0.782 | 64900 |
| smelter | 0.764 | 59172 |
| petrochemical | 0.763 | 40327 |
| non-ferrous | 0.761 | 91630 |
| alumina | 0.758 | 71666 |
| clinker | 0.750 | 87910 |
| Sinopec | 0.748 | 88313 |
| beneficiation | 0.746 | 84070 |
| potash | 0.745 | 52060 |
| feedstock | 0.740 | 46681 |
| refinery | 0.739 | 24048 |
| polysilicon | 0.723 | 99165 |
| ores | 0.723 | 45442 |
| refineries | 0.722 | 30816 |
| liquefaction | 0.720 | 86945 |
| tailings | 0.718 | 49890 |
| petroleum | 0.717 | 13215 |
| gas-fired | 0.717 | 70372 |
| molybdenum | 0.714 | 65010 |