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G
o
o
g
l
e
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Forvo
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+
非负
非负
AI.
nonnegative
|
系数
系数
hydroel.st.
factor
;
parameter
met.
moduli
;
quotient
;
ratio
sport.
index
sport. med.
constant
tech.
coefficient
|
多项式
多项式
met.
polynomial
to phrases
非负
fēifù
AI.
nonnegative
stat.
non-negative
非负:
111 phrases
in 27 subjects
Air defense
1
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1
Business
15
China
1
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3
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1
Corporate governance
2
Ecology
1
Economy
7
Electric machinery
2
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6
Finances
5
General
3
Hydroelectric power stations
1
Information technology
1
International trade
2
Metallurgy
2
Oil / petroleum
1
Programming
2
Project management
1
Refrigeration
1
Securities
10
Space
2
Technology
35
Telecommunications
1
Water resources
3
Wind Energy
1
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