metallic mineral的用法和樣例：
例句
- A current is passed through earth materials not containing metallic minerals.
電流在不含金屬礦物的地層介質內經過。 - Another new method in mineral searching is through the pyroelectricity of metallic and semiconductor minerals.
用金屬礦物或半導體礦物的熱電性來指導找礦，是近年業興起的一種新的找礦方法。 - It is with the metallic ores that we are concerned in this chapter.
我們在本章中要涉及的是金屬礦石。
