coarse-grained fracture

例句：

1. 1. The coarse-grained fracture of the rock is due toits high density and hardness.
   岩石的粗粒断裂是由于其高密度和硬度造成的。
2. 2.The coarse-grained fracture ofthe rock is a result of its highdensity and hardness.
   岩石的粗粒断裂是其高密度和硬度的结果。
3. 3. The coarse-grained fracture of the rockis due to its high density and hardness.
   岩石的粗粒断裂是由于其高密度和硬度造成的。