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surface sediments
3
北冰洋西部
3
表层沉积物
3
western Arctic Ocean
2
Arctic Ocean
1
Late Quaternary
1
Light δ18O and δ13C excursions
1
Neogloboquadrina pachyderma(sin.)
1
Rate of sea ice formation
1
Western Arctic
1
Western Arctic Ocean
1
benthic foraminifera
1
biogenic and terrigenous coarse fractions
1
biogenic components
1
global change
1
paleoenvironmental implication
1
sedimentary environment
1
spatial distribution pattern
1
state project
1
surface productivity
1
surface productivity and ice-rafted detritus
1
the Arctic
1
the western Pacific Ocean
1
water mass
1
δ18O和δ13C轻值
1
全球变化
1
北冰洋
1
北极地区
1
古环境
1
国家研究计划
1
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