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envelope curves
econ. 包迹曲线
fin. 包线
market. 包络曲线
envelope curve ['envələup 'kə:v]
bridg.constr. 包络曲线
eng.geol. 包线
life.sc. 包迹〔线〕
space 包络线; 包迹
tech. 包络线
envelope curves: 18 phrases in 6 subjects
Business2
Economy1
Engineering geology3
Hydroelectric power stations2
Oil / petroleum1
Technology9