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to phrases
污染标准
desert.
pollution norms
ecol.
pollution criterion
tech.
pollution norm
空气污染
污染标准
auto.
pollution standard
污染 标 准:
73 phrases
in 20 subjects
Automobiles
4
Aviation
1
Business
2
China
2
Earth sciences
3
Ecology
7
Electronics
2
Environment
4
Hydroelectric power stations
1
Life sciences
1
Metallurgy
1
Name of organization
2
Oil / petroleum
1
Perfume
1
Rail transport
1
Space
1
Technology
29
Textile industry
2
Water resources
6
Wind Energy
2
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