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to phrases
hardness Brinell
dril.
布氏硬度
hardness Brinell
:
38 phrases
in 12 subjects
Automobiles
1
Aviation
2
Compressors
1
Drilling
2
Earth sciences
2
General
2
Metallurgy
6
Oil processing plants
1
Rail transport
1
Space
1
Technology
16
Wind Energy
3
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