cannel boghead烛藻煤
Boghead Cannel沼油页岩;藻烛煤
boghead coal[矿物] 藻煤;泥煤;沼块煤
boghead shale藻油页岩
boghead d藻煤
boghead mineral藻煤
boghead d coal泥煤
boghead cannel shale[地质] 沼油页岩
boghead-cannel藻烛煤