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渐伸线
tech. evolvent; involute
渐伸〔开〕线
gen. involute
渐伸线 jiànshēnxiàn
agric. involute (involutus)
math. involute
渐伸〔开,屈〕线
gen. evolvent
渐伸开,屈线
auto. evolvent
渐伸 线: 7 phrases in 5 subjects
Electric machinery1
General1
Mechanic engineering1
Space1
Technology3