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sand-up
gen. 填〔铺〕砂; 填〔铺〕沙
oil 砂堵
sand up
dril. 砂堵
life.sc. 铺〔填〕砂
tech. 被泥沙堵塞; 用砂堵塞
sand-up
: 7 phrases in 2 subjects
Metallurgy4
Technology3