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petrographic [ˌpεtroʊ'græfɪk, ˌpεtroʊ'-] adj.
gen. 岩石; 岩相
expl. 岩相学的; 岩类学的
petrographical [petrə'græfikəl] adj.
gen. 岩石; 岩相
petrographic analysis
: 44 phrases in 12 subjects
Construction1
Desert science4
Earth sciences2
Electronics1
Engineering geology4
Geology1
Geophysics1
Hydroelectric power stations1
Hydrology1
Metallurgy4
Oil / petroleum6
Technology18