基本解释[经济学]黑油膏英汉例句双语例句Other products: 420 reclaimed activator, T501 antioxidant, refined 420 activator, coal tar, pine tar, dipentene, white factice and black factice.本厂其它产品有：420再生活化剂、T501抗氧剂、精制420活化剂、煤焦油、松焦油、双戊烯、白油膏、黑油膏等。black factice更多例句词组短语短语black k factice 黑油膏black factice更多词组专业释义经济学黑油膏