關於porphyritic的百科

• porphyritic granite造句怎麼寫

• massivecoarsegrainedporphyriticgranitePotashfeldsparporphyroblastsoccurinlargequantityinthegranitecloselyrelatedtothegoldoredepositsintheZhaoyuan-Yexianarea,especiallyintheGuojialingporphyriticgranite....
• 2022-04-2112757