pitchstones formation
沥青石的形成
pitchstones deposits
沥青石的沉积
pitchstones characteristics
沥青石的特征
pitchstones analysis
沥青石的分析
pitchstones usage
沥青石的使用
pitchstones mining
沥青石的开采
pitchstones properties
沥青石的性质
pitchstones specimens
沥青石的样本
pitchstones research
沥青石的研究
pitchstones types
沥青石的类型
pitchstones are often used in the construction of traditional buildings.
火山玻璃常用于传统建筑的施工。
geologists study pitchstones to understand volcanic activity.
地质学家研究火山玻璃以了解火山活动。
many ancient tools were made from pitchstones.
许多古代工具是用火山玻璃制成的。
pitchstones can be found in various colors and textures.
火山玻璃可以找到各种颜色和纹理。
some artists prefer to work with pitchstones for their unique properties.
一些艺术家喜欢用火山玻璃创作，因为它具有独特的特性。
the hardness of pitchstones makes them ideal for tools.
火山玻璃的硬度使它们成为理想的工具材料。
pitchstones are often found in areas with volcanic history.
火山玻璃通常在有火山历史的地区发现。
collecting pitchstones can be a rewarding hobby for rock enthusiasts.
收集火山玻璃对岩石爱好者来说是一项有益的爱好。
pitchstones can be polished to create beautiful decorative items.
火山玻璃可以被抛光，制作出美丽的装饰品。
understanding the formation of pitchstones helps in geological studies.
了解火山玻璃的形成有助于地质研究。
pitchstones formation
沥青石的形成
pitchstones deposits
沥青石的沉积
pitchstones characteristics
沥青石的特征
pitchstones analysis
沥青石的分析
pitchstones usage
沥青石的使用
pitchstones mining
沥青石的开采
pitchstones properties
沥青石的性质
pitchstones specimens
沥青石的样本
pitchstones research
沥青石的研究
pitchstones types
沥青石的类型
pitchstones are often used in the construction of traditional buildings.
火山玻璃常用于传统建筑的施工。
geologists study pitchstones to understand volcanic activity.
地质学家研究火山玻璃以了解火山活动。
many ancient tools were made from pitchstones.
许多古代工具是用火山玻璃制成的。
pitchstones can be found in various colors and textures.
火山玻璃可以找到各种颜色和纹理。
some artists prefer to work with pitchstones for their unique properties.
一些艺术家喜欢用火山玻璃创作，因为它具有独特的特性。
the hardness of pitchstones makes them ideal for tools.
火山玻璃的硬度使它们成为理想的工具材料。
pitchstones are often found in areas with volcanic history.
火山玻璃通常在有火山历史的地区发现。
collecting pitchstones can be a rewarding hobby for rock enthusiasts.
收集火山玻璃对岩石爱好者来说是一项有益的爱好。
pitchstones can be polished to create beautiful decorative items.
火山玻璃可以被抛光，制作出美丽的装饰品。
understanding the formation of pitchstones helps in geological studies.
了解火山玻璃的形成有助于地质研究。
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