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to phrases
硬层
gen.
rind
agric.
harden horizon
desert.
hardened horizon
eng.geol.
firm stratum
硬
土
层
tech.
hardpan
;
mudstone
硬
地
层
tech.
hard formation
硬
岩
层
tech.
hard formation
硬 层
:
276 phrases
in 29 subjects
Agriculture
8
Architecture
4
Automobiles
13
Bridge construction
2
Chemistry
1
Desert science
18
Drilling
21
Earth sciences
2
Electronics
8
Engineering geology
8
Explosives and Explosive Ordnance Disposal
2
Forestry
1
General
11
Geology
3
Hydroelectric power stations
2
Information technology
1
Isolation
1
Metallurgy
35
Nautical
1
Oil / petroleum
20
Otorhinolaryngology
5
Plastics
2
Rail transport
1
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1
Space
1
Technology
100
Telecommunications
1
Textile industry
2
Wind Energy
1
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