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已知数 yǐzhīshù
avia. data; prescribed value
bridg.constr. known; known number
econ. given value; target value
met. datum
space datum (data 的单数); data
tech. given number; known quantity
已知数〔物〕 yǐzhīshù
gen. known
已知数: 11 phrases in 7 subjects
Architecture2
Business1
Commerce1
Economy2
Finances2
Oil / petroleum1
Technology2