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  IndustrialSandMining
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| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | naics.kif 828-830 | |
| No TPTP formula. May not be expressible in strict first order. | Economy.kif 1805-1805 | 砂 是 工業採砂 的 industry 產品類別 |
| No TPTP formula. May not be expressible in strict first order. | naics.kif 826-826 | 子屬性 工業採砂 and 砂礫粘土和陶瓷和難處理礦物開采和採石 |
| appearance as argument number 2 |
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| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 29863-29863 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 29862-29862 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 29861-29861 |
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