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表层沉积物
4
surface sediments
3
北冰洋西部
3
western Arctic Ocean
2
晚第四纪
2
表层生产力
2
Arctic
1
Ice melting
1
Late Quaternary
1
Light δ18O and δ13C excursions
1
Neogloboquadrina pachyderma(sin.)
1
Rate of sea ice formation
1
Sea of Okhotsk
1
Western Arctic
1
Western Arctic Ocean
1
benthic foraminifera
1
biogenic and terrigenous coarse fractions
1
biogenic components
1
color
1
environmental indication
1
ice-rafted debris
1
late Quaternary
1
molluscan remains
1
nutrient limitation
1
odor
1
paleoenvironmental implication
1
photosynthetic pigments
1
radiolarian C.davisiana
1
sedimentary environment
1
spatial distribution pattern
1
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Arctic
6
Sea ice
6
Arctic Ocean
5
Chukchi
5
Chukchi Sea
4
Alaska
3
Bering Strait
3
Foraminifera*
3
canada basin
3
Anadyr
2
Anadyr'
2
Phytoplankton
2
Planktonic foraminifera
2
alpha ridge
2
Beaufort Sea
1
Bering Sea
1
Iceberg*
1
Neogloboquadrina pachyderma
1
Polar Research
1
okhotsk sea
1
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