The coal composition, coal evolution rank, coalbed distribution, thickness, burial depth and hydrocarbon generation feature were analyzed from coal feature in Tuha basin.

• 主要是从吐哈盆地煤岩特征入手,展开对煤质、煤岩组分、煤演化程度、煤层分布、厚度、埋深、生烃特点的分析研究。