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环烷环
tech.
naphthenic circle
环烷环:
911 phrases
in 30 subjects
Agriculture
11
Animal husbandry
1
Automobiles
4
Chemistry
201
Cosmetics and cosmetology
1
Drilling
2
Earth sciences
7
Electronics
11
Explosives and Explosive Ordnance Disposal
1
Food industry
3
Food service and catering
3
General
138
Geology
3
Isolation
1
Metallurgy
8
Nursing
1
Oil / petroleum
108
Oil processing plants
7
Perfume
90
Pest control
1
Pharmacology
56
Plastics
32
Polygraphy
2
Polymers
75
Reproductive biology
8
Space
11
Technology
96
Textile industry
3
United Nations
3
Water resources
23
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