basalt-porphyry

常见例句

• Basalt is the commonest volcanic rock.
  玄武岩是最普通的火山岩。
• A porphyry copper orebody has been discovered.
  浅部验证坑道已获斑岩型细脉浸染状铜矿体。
• A lot of copper deposits lie in the basalt.
  期间分布铜矿床(点)多处。
• Basalt is needed to surface a road or to build a break water.
  需要用玄武岩来铺设路面或修防洪堤。
• A dark igneous porphyry embedded with feldspar crystals.
  暗玢岩嵌有长石晶体的黑色火成斑岩
• They are columnar basalt boulders on Nanding Island.
  它们就是南碇岛上的玄武岩柱状节理。
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