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Pelagic manganese nodules from the East Pacific Ocean have been studied under polarizing and electron microscopes.
对东太平洋深海锰结核用偏光显微镜、扫描电镜和透射电镜进行了研究。
youdao
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Pelagic manganese nodules from the East Pacific Ocean have been studied under polarizing and electron microscopes.
对东太平洋深海锰结核用偏光显微镜、扫描电镜和透射电镜进行了研究。
youdao