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thermal expansion
chem.	dilatation f (thermique)
industr., construct.	expansion thermique
tech., chem.	coefficient de dilatation thermique linéaire
tech., mech.eng.	dilatation thermique
tech., met.	dilatation thermique réversible

thermal expansion: 13 phrases in 5 subjects

Chemistry	1
Electronics	1
Metallurgy	1
Natural sciences	9
Nuclear physics	1