这个组织是国际地球物理学年会(LGY)的一个派生机构，但是它的项目已经从地球物理学拓展到地图测绘和生物学。
This group is an outgrowth of the International Geophysical Year (I.G.Y.); but its program has broadened from geophysics to include mapping and biology.
这个组织是国际地球物理学年会(LGY)的一个派生机构，但是它的项目已经从地球物理学拓展到地图测绘和生物学。
This group is an outgrowth of the International Geophysical Year (I.G.Y.); but its program has broadened from geophysics to include mapping and biology.
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