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- 1320448
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- 2017-12-14
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类型:exposition—reporting research finding and implications
主旨:verify assumption About moon’s core and mass and the significance of implications
结构:
P1: old theory: the size and composition of the moon's core is unknown; new data gathered by Lunar Prospector have now given astronomers the ability to verify their assumption About moon’s core and mass.
P2: two ways: 1. gravity map; 2. examining the faint magnetic field
P3: serious implications: for our understanding of the moon's origins.
CDDABCC
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