从SEM图上可以看出，样品内部均匀地分布着粒状的石英、针棒状的钙长石和大量玻璃相。
From SEM chart, internal evenly with samples of quartz, needle bar granular calcium feldspar a1nd large glass phase.
从SEM图上可以看出，样品内部均匀地分布着粒状的石英、针棒状的钙长石和大量玻璃相。
From SEM chart, internal evenly with samples of quartz, needle bar granular calcium feldspar a1nd large glass phase.
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