ประโยคภาษาจีน : 中文句子 |
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qiǎn 浅 chéng 成 dī wēn 低温 rè 热 yè 液 xíng 型 jīn kuàng 金矿 yǔ 与 jiǎn xìng yán 碱性岩 bān yán 斑岩 jīn 金 tóng kuàng 铜矿 zhī jiān 之间 mì qiè 密切 bàn shēng 伴生 |
Epithermal gold deposits have genetic relationship with alkaline rocks and porphyrys, and always are associated with porphyry cooper-gold de-posits. |