与粉煤相比，块煤在装卸时扬尘较少，但燃烧前需要先破碎。
Compared with pulverized coal, lump coal produces less dust during loading and unloading, but it needs to be crushed before burning.
Compared with pulverized coal, lump coal produces less dust during loading and unloading, but it needs to be crushed before burning.