double curvature shallow shell
美 [ˈdʌbl ˈkɜːrvətʃər ˈʃæloʊ ʃel]英 [ˈdʌbl ˈkɜːvətʃə(r) ˈʃæləʊ ʃel]
- 双曲扁壳
double curvature shallow shell
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