No TPTP formula. May not be expressible in strict first order. | Economy.kif 5929-5929 | 子類 精煉石油產品 and 石油產品 |
No TPTP formula. May not be expressible in strict first order. | Economy.kif 5933-5933 | 子類 液化石油氣 and 精煉石油產品 |
No TPTP formula. May not be expressible in strict first order. | Economy.kif 5935-5935 | 子類 石油潤滑劑 and 精煉石油產品 |
No TPTP formula. May not be expressible in strict first order. | Economy.kif 5953-5953 | 子類 瀝青 and 精煉石油產品 |