Reserve of lignite is large, but it has a low rate of using.
褐煤的储量大，但是利用率底。
The most common of these are wood, coal, lignite, and coconut shell.
其中最常见的有木材，煤，褐煤，椰子壳。
Zhaotong lignite is a kind of cherry coal, therefore, its crushing is difficult.
昭通褐煤为软褐煤，破碎难度大。
Zhaotong lignite is a kind of cherry coal, therefore, its crushing is difficult.
昭通褐煤为软褐煤，破碎难度大。
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