常见例句双语例句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。 返回 white factice