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高镁安山岩
释义
高镁安山岩
Encyclopedia
理学
中性岩
释
high-magnesium andesite
高镁安山岩
相对富镁的中性火山岩。是具有较高MgO、Cr及Ni含量的安山岩。
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E-Government in Singapore
E-government intranet
E-government laws and regulations
E-government management standard
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e-government organization of China
e-government performance evaluation
E-Government Policy Framework for Electronic Records Management
E-government private network
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EGP
EGR
E graph
egress
Egressy brothers
EGRET
EGRET catalog
EGRET 星表
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