granite bed

• 花岗岩床

granite bed的用法和样例：

例句

1. Wenquan molybdenum deposit is a porphyry type mineral deposit related with Indosinian granite.
   温泉钼矿是与印支期花岗岩有关的斑岩型钼矿床。
2. Instead, the Yangtze hits a large bedrock of solid granite at Shi Gu and changes course completely, heading east across the entire country.
   长江在石鼓遇见了一个巨大坚实的花岗岩岩床，完全改变了他的方向，向东贯穿了整个中国。