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to phrases
碳同位素
tàn tóngwèisù
eng.geol.
radio carbon
oil
carbon isotope
碳14同位素
eng.geol.
carbon-14
碳同 位 素
:
36 phrases
in 9 subjects
Agriculture
2
Earth sciences
2
Ecology
2
Electronics
1
Engineering geology
4
Food industry
1
Geology
2
Oil / petroleum
3
Technology
19
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