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极细砂
 极细砂
bridg.constr. very fine sand
|
 粒
gen. centrum; dot; grain
earth.sc. grains
interntl.trade. ball
oil grain; particle

to phrases
极细砂
bridg.constr. very fine sand
hydroel.st. very-fine sand
极细砂: 10 phrases in 7 subjects
Desert science1
Earth sciences1
General1
Geology1
Oil / petroleum1
Soil science2
Technology3