information about Spiral (railway) field
Field Hierarchy
Parent | |||
---|---|---|---|
Engineering 25.6M papers | Mathematics 22.2M papers | Mechanical engineering 5.6M papers | Mathematical analysis 5.5M papers |
Current | |||
Spiral (railway) 47.2k papers | |||
Child | |||
Spiral wave 1,337 papers |
Trends
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History