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砾砂
bridg.constr. gravel sand; gravel
met. moulding gravel
nucl.pow. gravelly sand
oil grit
砾砂: 302 phrases in 24 subjects
Animal husbandry1
Architecture11
Automobiles2
Bridge construction12
Construction1
Desert science13
Drilling2
Earth sciences6
Ecology3
Electronics2
Engineering geology22
Environment1
Fish farming pisciculture2
General17
Geology7
Hydroelectric power stations12
Mechanics1
Oil / petroleum38
Rail transport2
Surgery1
Technology138
Textile industry2
Water resources5
Wind Energy1