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seismic pulse
abbr., oil	st

seismic: 187 phrases in 21 subjects

Astronomy	2
Coal	8
Communications	1
Construction	22
Earth sciences	46
Economy	1
Environment	11
General	2
Geology	1
Industry	2
Life sciences	8
Measuring instruments	5
Mechanic engineering	1
Metallurgy	1
Name of organization	1
Natural resourses and wildlife conservation	3
Natural sciences	4
Sound recording	1
Technology	8
Transport	1
United Nations	58