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磷灰岩
agric., chem. rock phosphate
chem. rock phosphorite
eng.geol. phosphate chalk
oil phosphorite; phosphate rock
tech. phosphate chalk (土); phosphorite rock
磷灰岩
geol. phosphate chalk
磷灰岩
: 21 phrases in 8 subjects
Agriculture1
Architecture1
Desert science2
Engineering geology2
General1
Metallurgy1
Oil / petroleum4
Technology9